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Author SHA1 Message Date
Gopher Robot
68f9a6e2ad [release-branch.go1.20] go1.20.9
Change-Id: Ic4eedc3dc193c335784b5a86214ea2e655e631a7
Reviewed-on: https://go-review.googlesource.com/c/go/+/533237
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
TryBot-Bypass: Michael Pratt <mpratt@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
2023-10-05 19:28:06 +00:00
Ian Lance Taylor
31d5b604ac [release-branch.go1.20] cmd/compile: use absolute file name in isCgo check
For #23672
Updates #63211
Fixes #63213
Fixes CVE-2023-39323

Change-Id: I4586a69e1b2560036afec29d53e53cf25e6c7352
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/2032884
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
(cherry picked from commit 9b19e751918dd218035811b1ef83a8c2693b864a)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/2037629
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/533195
Auto-Submit: Michael Pratt <mpratt@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Bypass: Michael Pratt <mpratt@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
2023-10-05 18:31:32 +00:00
Cherry Mui
83dce45959 [release-branch.go1.20] cmd/link: suppress -bind_at_load deprecation warning for ld-prime
ld-prime emits a deprecation warning for -bind_at_load. The flag
is needed for plugins to not deadlock (#38824) when linking with
older darwin linker. It is supposedly not needed with newer linker
when chained fixups are used. For now, we always pass it, and
suppress the warning.

Updates #61229.
For #62597.

Change-Id: I4b8a6f864a460c40dc38adbb533f664f7fd5343c
Reviewed-on: https://go-review.googlesource.com/c/go/+/508696
Reviewed-by: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cherry Mui <cherryyz@google.com>
(cherry picked from commit 040dbf9c18)
Reviewed-on: https://go-review.googlesource.com/c/go/+/527798
2023-09-21 22:22:16 +00:00
Cherry Mui
08c544db98 [release-branch.go1.20] cmd/link: disable DWARF by default in c-shared mode on darwin
[This is a (manual) backport of CL 527415 to Go 1.20.]

Currently, linking a Go c-shared object with C code using Apple's
new linker, it fails with

% cc a.c go.so
ld: segment '__DWARF' filesize exceeds vmsize in 'go.so'

Apple's new linker has more checks for unmapped segments. It is
very hard to make it accept a Mach-O shared object with an
additional DWARF segment.

We may want to stop combinding DWARF into the shared object (see
also #62577). For now, disable DWARF by default in c-shared mode
on darwin.

Updates #61229.
For #62597.

Change-Id: I313349f71296d6d7025db28469593825ce9f1866
Reviewed-on: https://go-review.googlesource.com/c/go/+/527819
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>
2023-09-21 22:20:27 +00:00
Cherry Mui
071f03a8e5 [release-branch.go1.20] cmd/link: force old Apple linker in plugin mode
There are some bugs in Apple's new linker that probably will not
be fixed when Xcode 15 is released (some time soon). We fix/work
around them but it is too much to backport them all. Force old
Apple linker to work around.

Updates #61229.
For #62597.

Change-Id: Ia5941918e882b22b4dbc41c74764d19d413d0b56
Reviewed-on: https://go-review.googlesource.com/c/go/+/527818
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
2023-09-21 22:20:16 +00:00
Gopher Robot
d5b8518043 [release-branch.go1.20] go1.20.8
Change-Id: Iac628daa970d01c5958839fcf668106e93bce8b0
Reviewed-on: https://go-review.googlesource.com/c/go/+/526037
Reviewed-by: Joedian Reid <joedian@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Run-TryBot: Cherry Mui <cherryyz@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2023-09-06 15:31:47 +00:00
Roland Shoemaker
2070531d2f [release-branch.go1.20] html/template: properly handle special tags within the script context
The HTML specification has incredibly complex rules for how to handle
"<!--", "<script", and "</script" when they appear within literals in
the script context. Rather than attempting to apply these restrictions
(which require a significantly more complex state machine) we apply
the workaround suggested in section 4.12.1.3 of the HTML specification [1].

More precisely, when "<!--", "<script", and "</script" appear within
literals (strings and regular expressions, ignoring comments since we
already elide their content) we replace the "<" with "\x3C". This avoids
the unintuitive behavior that using these tags within literals can cause,
by simply preventing the rendered content from triggering it. This may
break some correct usages of these tags, but on balance is more likely
to prevent XSS attacks where users are unknowingly either closing or not
closing the script blocks where they think they are.

Thanks to Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.) for
reporting this issue.

Fixes #62197
Fixes #62397
Fixes CVE-2023-39319

[1] https://html.spec.whatwg.org/#restrictions-for-contents-of-script-elements

Change-Id: Iab57b0532694827e3eddf57a7497ba1fab1746dc
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1976594
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/2014621
TryBot-Result: Security TryBots <security-trybots@go-security-trybots.iam.gserviceaccount.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/526099
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cherry Mui <cherryyz@google.com>
2023-09-06 14:22:36 +00:00
Roland Shoemaker
023b542edf [release-branch.go1.20] html/template: support HTML-like comments in script contexts
Per Appendix B.1.1 of the ECMAScript specification, support HTML-like
comments in script contexts. Also per section 12.5, support hashbang
comments. This brings our parsing in-line with how browsers treat these
comment types.

Thanks to Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.) for
reporting this issue.

Fixes #62196
Fixes #62395
Fixes CVE-2023-39318

Change-Id: Id512702c5de3ae46cf648e268cb10e1eb392a181
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1976593
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/2014620
Reviewed-on: https://go-review.googlesource.com/c/go/+/526098
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-09-06 14:22:29 +00:00
David Chase
612da32fb5 [release-branch.go1.20] cmd/compile: in expandCalls, move all arg marshalling into call block
For aggregate-typed arguments passed to a call, expandCalls
decomposed them into parts in the same block where the value
was created.  This is not necessarily the call block, and in
the case where stores are involved, can change the memory
leaving that block, and getting that right is problematic.

Instead, do all the expanding in the same block as the call,
which avoids the problems of (1) not being able to reorder
loads/stores across a block boundary to conform to memory
order and (2) (incorrectly, not) exposing the new memory to
consumers in other blocks.  Putting it all in the same block
as the call allows reordering, and the call creates its own
new memory (which is already dealt with correctly).

Fixes #62056.
Updates #61992.

Change-Id: Icc7918f0d2dd3c480cc7f496cdcd78edeca7f297
Reviewed-on: https://go-review.googlesource.com/c/go/+/519276
Reviewed-by: Keith Randall <khr@google.com>
Run-TryBot: David Chase <drchase@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit e72ecc6a6b)
Reviewed-on: https://go-review.googlesource.com/c/go/+/520059
2023-08-24 21:11:06 +00:00
Damien Neil
f0b8768dbc [release-branch.go1.20] path/filepath: don't drop .. elements when cleaning invalid Windows paths
Fix a bug where Clean could improperly drop .. elements from a
path on Windows, when the path contains elements containing a ':'.

For example, Clean("a/../b:/../../c") now correctly returns "..\c"
rather than "c".

For #61866.
Fixes #61867.

Change-Id: I97b0238953c183b2ce19ca89c14f26700008ea72
Reviewed-on: https://go-review.googlesource.com/c/go/+/517216
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Quim Muntal <quimmuntal@gmail.com>
(cherry picked from commit 6e43407931)
Reviewed-on: https://go-review.googlesource.com/c/go/+/519636
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>
2023-08-23 17:53:16 +00:00
David Chase
b463668275 [release-branch.go1.20] runtime: profiling on Darwin cannot use blocking reads
On Darwin (and assume also on iOS but not sure), notetsleepg
cannot be called in a signal-handling context.  Avoid this
by disabling block reads on Darwin.

An alternate approach was to add "sigNote" with a pipe-based
implementation on Darwin, but that ultimately would have required
at least one more linkname between runtime and syscall to avoid
racing with fork and opening the pipe, so, not.

Fixes #62018.
Updates #61768.

Change-Id: I0e8dd4abf9a606a3ff73fc37c3bd75f55924e07e
Reviewed-on: https://go-review.googlesource.com/c/go/+/518836
Run-TryBot: David Chase <drchase@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
(cherry picked from commit c6ee8e31e3)
Reviewed-on: https://go-review.googlesource.com/c/go/+/518677
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Austin Clements <austin@google.com>
2023-08-17 21:10:05 +00:00
Robert Findley
974a3c9af7 [release-branch.go1.20] go/types, types2: don't panic during interface completion
It should be possible for the importer to construct an invalid
interface, as would have been produced by type checking.

Updates #61737
Fixes #61744

Change-Id: I72e063f4f1a6205d273a623acce2ec08c34c3cc2
Reviewed-on: https://go-review.googlesource.com/c/go/+/515555
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Robert Findley <rfindley@google.com>
Reviewed-by: Olif Oftimis <oftimisolif@gmail.com>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit d2ee7821d3)
Reviewed-on: https://go-review.googlesource.com/c/go/+/515638
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2023-08-17 21:06:30 +00:00
Russ Cox
14e3c7338d [release-branch.go1.20] cmd/api: rename api.go to main_test.go
This makes cmd/api no longer an importable package.
In CL 453258 I forgot that there was no direct prohibition
on importing packages from cmd - we just rely on the
fact that cmd/* is all package main and everything else
is cmd/internal.

Fixes #62069.
Fixes #62070.

Change-Id: Ifed738d333b40663f85eca8f83025fcea5df89a9
Reviewed-on: https://go-review.googlesource.com/c/go/+/520038
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-on: https://go-review.googlesource.com/c/go/+/520060
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-08-17 20:58:04 +00:00
Roland Shoemaker
095cfba86b [release-branch.go1.20] crypto/tls: add GODEBUG to control max RSA key size
Add a new GODEBUG setting, tlsmaxrsasize, which allows controlling the
maximum RSA key size we will accept during TLS handshakes.

Fixes #61966

Change-Id: I52f060be132014d219f4cd438f59990011a35c96
Reviewed-on: https://go-review.googlesource.com/c/go/+/517495
Auto-Submit: Roland Shoemaker <roland@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-on: https://go-review.googlesource.com/c/go/+/518555
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-08-16 17:16:34 +00:00
Russ Cox
1a91bb94b0 [release-branch.go1.20] cmd/go: do not index std as a module in modcache
We do not index std as a whole module ever.

When working in the main Go repo, files in package change often,
so we don't want to pay the cost of reindexing all of std when what
we really need is just to reindex strings. Per-package indexing
works better for that case.

When using a released Go toolchain, we don't have to worry about
the whole module changing, but if we switch to whole-module indexing
at that point, we have the potential for bugs that only happen in
released toolchains. Probably not worth the risk.

For similar reasons, we don't index the current work module as
a whole module (individual packages are changing), so we use the heuristic
that we only do whole-module indexing in the module cache.

The new toolchain modules live in the module cache, though, and
our heuristic was causing whole-module indexing for them.
As predicted, enabling whole-module indexing for std when it's
completely untested does in fact lead to bugs (a very minor one).

This CL turns off whole-module indexing for std even when it is
in the module cache, to bring toolchain module behavior back in
line with the other ways to run toolchains.

Updates #57001.
For #61873.

Change-Id: I5012dc713f566846eb4b2848facc7f75bc956eb9
Reviewed-on: https://go-review.googlesource.com/c/go/+/504119
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
Auto-Submit: Russ Cox <rsc@golang.org>
Run-TryBot: Russ Cox <rsc@golang.org>
(cherry picked from commit a7b1793701)
Reviewed-on: https://go-review.googlesource.com/c/go/+/518415
Reviewed-by: Russ Cox <rsc@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-08-14 22:05:13 +00:00
Damien Neil
ede3e278ae [release-branch.go1.20] net/http: permit requests with invalid Host headers
Historically, the Transport has silently truncated invalid
Host headers at the first '/' or ' ' character. CL 506996 changed
this behavior to reject invalid Host headers entirely.
Unfortunately, Docker appears to rely on the previous behavior.

When sending a HTTP/1 request with an invalid Host, send an empty
Host header. This is safer than truncation: If you care about the
Host, then you should get the one you set; if you don't care,
then an empty Host should be fine.

Continue to fully validate Host headers sent to a proxy,
since proxies generally can't productively forward requests
without a Host.

For #60374
Fixes #61431
Fixes #61826

Change-Id: If170c7dd860aa20eb58fe32990fc93af832742b6
Reviewed-on: https://go-review.googlesource.com/c/go/+/511155
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Run-TryBot: Damien Neil <dneil@google.com>
(cherry picked from commit b9153f6ef3)
Reviewed-on: https://go-review.googlesource.com/c/go/+/518756
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
2023-08-14 21:56:57 +00:00
Russ Cox
201f8b40dc [release-branch.go1.20] cmd/go: refuse to build Go 1.22 code
With #60078 accepted, we expect Go 1.22 will have different
for loop semantics than Go 1.20 did. Once Go 1.22 is released,
Go 1.20 will be unsupported, but add a check anyway, just to
help catch some mistakes and usage of old Go toolchains
beyond their end-of-support.

Note that Go 1.20 can keep being used indefinitely with pre-Go 1.22 code.
This change only makes it refuse to build code that says it needs
Go 1.22 semantics, because Go 1.20 does not provide those.

For #60078.

Change-Id: I75118d6fbd0cc08a6bc309aca54c389a255ba7dc
Reviewed-on: https://go-review.googlesource.com/c/go/+/518675
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-08-11 17:11:34 +00:00
Gopher Robot
adb775e309 [release-branch.go1.20] go1.20.7
Change-Id: I5138f0e0b686f7c28c120f464b66736f43048e46
Reviewed-on: https://go-review.googlesource.com/c/go/+/514936
Run-TryBot: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
2023-08-01 19:34:15 +00:00
Roland Shoemaker
659f2a2207 [release-branch.go1.20] crypto/tls: restrict RSA keys in certificates to <= 8192 bits
Extremely large RSA keys in certificate chains can cause a client/server
to expend significant CPU time verifying signatures. Limit this by
restricting the size of RSA keys transmitted during handshakes to <=
8192 bits.

Based on a survey of publicly trusted RSA keys, there are currently only
three certificates in circulation with keys larger than this, and all
three appear to be test certificates that are not actively deployed. It
is possible there are larger keys in use in private PKIs, but we target
the web PKI, so causing breakage here in the interests of increasing the
default safety of users of crypto/tls seems reasonable.

Thanks to Mateusz Poliwczak for reporting this issue.

Updates #61460
Fixes #61580
Fixes CVE-2023-29409

Change-Id: Ie35038515a649199a36a12fc2c5df3af855dca6c
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1912161
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
(cherry picked from commit d865c715d92887361e4bd5596e19e513f27781b7)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1965747
TryBot-Result: Security TryBots <security-trybots@go-security-trybots.iam.gserviceaccount.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/514900
Run-TryBot: David Chase <drchase@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-08-01 19:03:48 +00:00
Meng Zhuo
10d85fa0f6 [release-branch.go1.20] cmd/asm, cmd/internal/obj: generate proper atomic ops for riscv64
Go's memory model closely follows the approach C++ concurrency memory
model (https://go.dev/ref/mem) and Go atomic "has the same semantics as C++'s
sequentially consistent atomics".

Meanwhile according to RISCV manual A.6 "Mappings from C/C++ primitives to RISC-V primitives".
C/C++ atomic operations (memory_order_acq_rel) should be map to "amo<op>.{w|d}.aqrl"
LR/SC (memory_order_acq_rel) should map to "lr.{w|d}.aq; <op>; sc.{w|d}.rl"

goos: linux
goarch: riscv64
pkg: runtime/internal/atomic
                │ atomic.old.bench │          atomic.new.bench           │
                │      sec/op      │   sec/op     vs base                │
AtomicLoad64-4         4.216n ± 1%   4.202n ± 0%        ~ (p=0.127 n=10)
AtomicStore64-4        5.040n ± 0%   6.718n ± 0%  +33.30% (p=0.000 n=10)
AtomicLoad-4           4.217n ± 0%   4.213n ± 0%        ~ (p=0.145 n=10)
AtomicStore-4          5.040n ± 0%   6.718n ± 0%  +33.30% (p=0.000 n=10)
And8-4                 9.237n ± 0%   9.240n ± 0%        ~ (p=0.582 n=10)
And-4                  5.878n ± 0%   6.719n ± 0%  +14.31% (p=0.000 n=10)
And8Parallel-4         28.44n ± 0%   28.46n ± 0%   +0.07% (p=0.000 n=10)
AndParallel-4          28.40n ± 0%   28.43n ± 0%   +0.11% (p=0.000 n=10)
Or8-4                  8.399n ± 0%   8.398n ± 0%        ~ (p=0.357 n=10)
Or-4                   5.879n ± 0%   6.718n ± 0%  +14.27% (p=0.000 n=10)
Or8Parallel-4          28.43n ± 0%   28.45n ± 0%   +0.09% (p=0.000 n=10)
OrParallel-4           28.40n ± 0%   28.43n ± 0%   +0.11% (p=0.000 n=10)
Xadd-4                 30.05n ± 0%   30.10n ± 0%   +0.18% (p=0.000 n=10)
Xadd64-4               30.05n ± 0%   30.09n ± 0%   +0.12% (p=0.000 n=10)
Cas-4                  60.48n ± 0%   61.13n ± 0%   +1.08% (p=0.000 n=10)
Cas64-4                62.28n ± 0%   62.34n ± 0%        ~ (p=0.810 n=10)
Xchg-4                 30.05n ± 0%   30.09n ± 0%   +0.15% (p=0.000 n=10)
Xchg64-4               30.05n ± 0%   30.09n ± 0%   +0.13% (p=0.000 n=10)
geomean                15.42n        16.17n        +4.89%

Fixes #61471

Change-Id: I97b5325db50467eeec36fb079bded7b09a32330f
Reviewed-on: https://go-review.googlesource.com/c/go/+/508715
Reviewed-by: Austin Clements <austin@google.com>
Reviewed-by: Joel Sing <joel@sing.id.au>
Run-TryBot: M Zhuo <mzh@golangcn.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 890b96f7ab)
Reviewed-on: https://go-review.googlesource.com/c/go/+/511515
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: M Zhuo <mzh@golangcn.org>
2023-07-26 16:23:04 +00:00
Heschi Kreinick
bd3a1f24e7 [release-branch.go1.20] net: tolerate permission errors in interface tests
On our linux-arm64 builders, we're getting permission errors despite
running as root. Detect those errors and skip the test.

For #61414.
Fixes #61449

Change-Id: I5d7c45789337bee3860b19335bbb9eb884c48986
Reviewed-on: https://go-review.googlesource.com/c/go/+/510737
Auto-Submit: Heschi Kreinick <heschi@google.com>
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 8e1ec1cb93)
Reviewed-on: https://go-review.googlesource.com/c/go/+/511137
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-07-19 20:35:36 +00:00
Paul E. Murphy
6211a024b4 [release-branch.go1.20] cmd/compile: on PPC64, fix sign/zero extension when masking
(ANDCCconst [y] (MOV.*reg x)) should only be merged when zero
extending. Otherwise, sign bits are lost on negative values.

(ANDCCconst [0xFF] (MOVBreg x)) should be simplified to a zero
extension of x. Likewise for the MOVHreg variant.

Fixes #61320

Change-Id: I04e4fd7dc6a826e870681f37506620d48393698b
Reviewed-on: https://go-review.googlesource.com/c/go/+/508775
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Paul Murphy <murp@ibm.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/509195
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-07-19 19:10:08 +00:00
Gopher Robot
2c358ffe97 [release-branch.go1.20] go1.20.6
Change-Id: I9dc89e8bca8cd6262f85be1266c53f53ab8c55a8
Reviewed-on: https://go-review.googlesource.com/c/go/+/508838
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Joedian Reid <joedian@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
2023-07-11 15:58:20 +00:00
Damien Neil
312920c00a [release-branch.go1.20] net/http: validate Host header before sending
Verify that the Host header we send is valid.
Avoids surprising behavior such as a Host of "go.dev\r\nX-Evil:oops"
adding an X-Evil header to HTTP/1 requests.

Add a test, skip the test for HTTP/2. HTTP/2 is not vulnerable to
header injection in the way HTTP/1 is, but x/net/http2 doesn't validate
the header and will go into a retry loop when the server rejects it.
CL 506995 adds the necessary validation to x/net/http2.

For #60374
Fixes #61076
For CVE-2023-29406

Change-Id: I05cb6866a9bead043101954dfded199258c6dd04
Reviewed-on: https://go-review.googlesource.com/c/go/+/506996
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Damien Neil <dneil@google.com>
(cherry picked from commit 499458f7ca)
Reviewed-on: https://go-review.googlesource.com/c/go/+/507357
Reviewed-by: Damien Neil <dneil@google.com>
Run-TryBot: Tatiana Bradley <tatianabradley@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2023-07-06 19:41:17 +00:00
Jelle van den Hooff
4db13d762b [release-branch.go1.20] runtime: set raceignore to zero when starting a new goroutine
When reusing a g struct the runtime did not reset
g.raceignore. Initialize raceignore to zero when initially
setting racectx.

A goroutine can end with a non-zero raceignore if it exits
after calling runtime.RaceDisable without a matching
runtime.RaceEnable. If that goroutine's g is later reused
the race detector is in a weird state: the underlying
g.racectx is active, yet g.raceignore is non-zero, and
raceacquire/racerelease which check g.raceignore become
no-ops. This causes the race detector to report races when
there are none.

For #60934
Fixes #60949

Change-Id: Ib8e412f11badbaf69a480f03740da70891f4093f
Reviewed-on: https://go-review.googlesource.com/c/go/+/505055
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Michael Knyszek <mknyszek@google.com>
(cherry picked from commit 48dbb6227a)
Reviewed-on: https://go-review.googlesource.com/c/go/+/505676
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
2023-06-29 15:53:20 +00:00
Alex Brainman
08a58dd8b6 [release-branch.go1.20] runtime: allow for 5 more threads in TestWindowsStackMemory*
Original version of TestWindowsStackMemory did not consider sysmon and
other threads running during the test. Allow for 5 extra threads in this
test - this should cover any new threads in the future.

For #58570

Change-Id: I215790f9b94ff40a32ddd7aa54af715d1dc391c6
Reviewed-on: https://go-review.googlesource.com/c/go/+/473415
Reviewed-by: Michael Pratt <mpratt@google.com>
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
(cherry picked from commit f6cbc1da05)
Reviewed-on: https://go-review.googlesource.com/c/go/+/506975
Run-TryBot: Michael Knyszek <mknyszek@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
2023-06-28 20:21:58 +00:00
Cuong Manh Le
65092835c5 [release-branch.go1.20] cmd/go: skip TestScript/gccgo_link_ldflags on aix/ppc64
The gccgo on the builder is not updated to support runtime/cgo

For #60306.
For #60514.

Change-Id: If0fb1ccdf589cc9741f6a065bacfa4f06e64ec15
Reviewed-on: https://go-review.googlesource.com/c/go/+/501435
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Benny Siegert <bsiegert@gmail.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
(cherry picked from commit 688d75b14f)
Reviewed-on: https://go-review.googlesource.com/c/go/+/505595
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
2023-06-24 02:06:39 +00:00
Roland Shoemaker
bca817594c [release-branch.go1.20] crypto/x509: tolerate multiple matching chains in testVerify
Due to the semantics of roots, a root store may contain two valid roots
that have the same subject (but different SPKIs) at the asme time. As
such in testVerify it is possible that when we verify a certificate we
may get two chains that has the same stringified representation.

Rather than doing something fancy to include keys (which is just overly
complicated), tolerate multiple matches.

Updates #60925
Fixes #60947

Change-Id: I5f51f7635801762865a536bcb20ec75f217a36ea
Reviewed-on: https://go-review.googlesource.com/c/go/+/505035
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Roland Shoemaker <roland@golang.org>
Auto-Submit: Roland Shoemaker <roland@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 20313660f5)
Reviewed-on: https://go-review.googlesource.com/c/go/+/505275
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-06-22 18:46:41 +00:00
Bryan C. Mills
b8e67d1ddd [release-branch.go1.20] cmd/go/internal/test: don't wait for previous test actions when interrupted
Fixes #60849.
Updates #60203.

Change-Id: I59a3320ede1eb3cf4443d7ea37b8cb39d01f222a
Reviewed-on: https://go-review.googlesource.com/c/go/+/503936
Auto-Submit: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
(cherry picked from commit 60876717b4)
Reviewed-on: https://go-review.googlesource.com/c/go/+/504062
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-22 15:41:22 +00:00
Lucien Coffe
3db4f8146c [release-branch.go1.20] runtime: resolve checkdead panic by refining startm lock handling in caller context
This change addresses a `checkdead` panic caused by a race condition between
`sysmon->startm` and `checkdead` callers, due to prematurely releasing the
scheduler lock. The solution involves allowing a `startm` caller to acquire the
scheduler lock and call `startm` in this context. A new `lockheld` bool
argument is added to `startm`, which manages all lock and unlock calls within
the function. The`startIdle` function variable in `injectglist` is updated to
call `startm` with the lock held, ensuring proper lock handling in this
specific case. This refined lock handling resolves the observed race condition
issue.

For #59600.
Fixes #60760.

Change-Id: I11663a15536c10c773fc2fde291d959099aa71be
Reviewed-on: https://go-review.googlesource.com/c/go/+/487316
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Michael Pratt <mpratt@google.com>
(cherry picked from commit ff059add10)
Reviewed-on: https://go-review.googlesource.com/c/go/+/504395
Reviewed-by: Lucien Coffe <lucien.coffe@botify.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
2023-06-22 15:28:32 +00:00
qmuntal
6b45fb7b73 [release-branch.go1.20] runtime: fallback to TEB arbitrary pointer when TLS slots are full
Note: This CL is cherry-picked from CL 486816 omitting the changes
in sys_windows_386.s, which don't apply to go1.20 release branch
because windows/386 started using the TEB TLS slot in go1.21 (CL 454675).

The Go runtime allocates the TLS slot in the TEB TLS slots instead of
using the TEB arbitrary pointer. See CL 431775 for more context.

The problem is that the TEB TLS slots array only has capacity for 64
indices, allocating more requires some complex logic that we don't
support yet.

Although the Go runtime only allocates one index, a Go DLL can be
loaded in a process with more than 64 TLS slots allocated,
in which case it abort.

This CL avoids aborting by falling back to the older behavior, that
is to use the TEB arbitrary pointer.

Fixes #60535
Updates #59213

Change-Id: I39c73286fe2da95aa9c5ec5657ee0979ecbec533
Reviewed-on: https://go-review.googlesource.com/c/go/+/486816
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Quim Muntal <quimmuntal@gmail.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 715d53c090)
Reviewed-on: https://go-review.googlesource.com/c/go/+/504475
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-22 15:27:07 +00:00
Cherry Mui
be30960e58 [release-branch.go1.20] runtime: use 1-byte load for address checking in racecallatomic
In racecallatomic, we do a load before calling into TSAN, so if
the address is invalid we fault on the Go stack. We currently use
a 8-byte load instruction, regardless of the data size that the
atomic operation is performed on. So if, say, we are doing a
LoadUint32 at an address that is the last 4 bytes of a memory
mapping, we may fault unexpectedly. Do a 1-byte load instead.
(Ideally we should do a load with the right size, so we fault
correctly if we're given an unaligned address for a wide load
across a page boundary. Leave that for another CL.)

Fix AMD64, ARM64, and PPC64. The code already uses 1-byte load
on S390X.

Fixes #60845.
Updates #60825.

Change-Id: I3dee93eb08ba180c85e86a9d2e71b5b520e8dcf0
Reviewed-on: https://go-review.googlesource.com/c/go/+/503937
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: David Chase <drchase@google.com>
(cherry picked from commit 1a7709d6af)
Reviewed-on: https://go-review.googlesource.com/c/go/+/503976
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Austin Clements <austin@google.com>
2023-06-22 15:14:44 +00:00
Ian Lance Taylor
b59efe6c34 [release-branch.go1.20] net/mail: permit more characters in mail headers
We parse mail messages using net/textproto. For #53188, we tightened
up the bytes permitted by net/textproto to match RFC 7230.
However, this package uses RFC 5322 which is more permissive.
Restore the permisiveness we used to have, so that older code
continues to work.

For #58862
For #60332
Fixes #60874
Fixes #60875

Change-Id: I5437f5e18a756f6ca61c13c4d8ba727be73eff9a
Reviewed-on: https://go-review.googlesource.com/c/go/+/504881
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
2023-06-21 22:17:05 +00:00
Heschi Kreinick
c32f1afb41 [release-branch.go1.20] all: make safe for new vet analyzer
The unused analyzer handles dot imports now, so a few tests
have picked up vet errors. This CL errors like:

context/x_test.go:524:47: result of context.WithValue call not used

This is a manual cherry-pick of CL 493598.

Updates #60058
Fixes #60927

Change-Id: I92906ef7967e14a85fa974e6307fd689e3ff3dba
Reviewed-on: https://go-review.googlesource.com/c/go/+/504977
Auto-Submit: Heschi Kreinick <heschi@google.com>
TryBot-Bypass: Heschi Kreinick <heschi@google.com>
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Alan Donovan <adonovan@google.com>
2023-06-21 21:25:57 +00:00
Heschi Kreinick
c7b145655b [release-branch.go1.20] cmd/go: fix tests for new builder environment
Fix two long tests that fail in the builders we're trying out:

- TestQueryImport was failing with:
  open /nonexist-gopath/pkg/sumdb/sum.golang.org/latest: no such file or directory
  which eventually turns out to be because it couldn't create
  /nonexist-gopath because it wasn't running as root. The test already
  uses a temporary GOPATH, but missed overriding a configuration
  variable set at init time.
- test_flags fails if the working directory has /x/ in it, which it now
  happens to.

Change-Id: Ideef0f318157b42987539e3a20f9fba6a3d3bdd0
Reviewed-on: https://go-review.googlesource.com/c/go/+/480255
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 4526fa790e)
Reviewed-on: https://go-review.googlesource.com/c/go/+/504975
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-06-21 20:26:26 +00:00
Ian Lance Taylor
03063101a2 [release-branch.go1.20] text/template: set variables correctly in range assignment
I unintentionally flipped them in CL 446795.

For #56490
For #60801
Fixes #60802

Change-Id: I57586bec052e1b2cc61513870ce24dd6ce17e56b
Reviewed-on: https://go-review.googlesource.com/c/go/+/503576
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
2023-06-21 16:11:26 +00:00
Bryan C. Mills
d51e322a3f [release-branch.go1.20] go/printer: error out of Fprint when it would write a '//line' directive with a multiline file path
Line directives do not provide a way to escape newline characters, so
source file paths containing newlines must not be written in them.

Updates #60516.
Updates #60167.

Change-Id: I30f8b381cc7d1df6914c27591544edf424a4b634
Reviewed-on: https://go-review.googlesource.com/c/go/+/501578
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit d1087efa42ea0b0f011283a87d7a732cba51e4ad)
Reviewed-on: https://go-review.googlesource.com/c/go/+/501819
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2023-06-20 00:36:19 +00:00
Bryan C. Mills
49594244d3 [release-branch.go1.20] cmd/cover: error out if a requested source file contains a newline
cmd/cover uses '//line' directives to map instrumented source files
back to the original source file and line numbers.
Line directives have no way to escape newline characters, so cmd/cover
must not be used with source file paths that contain such characters.

Updates #60516.
Updates #60167.

Change-Id: I6dc039392d59fc3a5a6121ef6ca97b0ab0da5288
Reviewed-on: https://go-review.googlesource.com/c/go/+/501577
Auto-Submit: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 3d78c735fc)
Reviewed-on: https://go-review.googlesource.com/c/go/+/501818
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-20 00:36:17 +00:00
Bryan C. Mills
4719048211 [release-branch.go1.20] cmd/cgo: error out if the source path used in line directives would contain a newline
cmd/cgo uses '//line' directives to map generated source
files back to the original source file and line nmubers.

The line directives have no way to escape newline characters,
so cmd/cgo must not be used if the line directives would contain
such characters.

Updates #60516.
Updates #60167.

Change-Id: I8581cea74d6c08f82e86ed87127e81252e1bf78c
Reviewed-on: https://go-review.googlesource.com/c/go/+/501576
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Bryan Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
(cherry picked from commit c48228312e)
Reviewed-on: https://go-review.googlesource.com/c/go/+/501817
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-20 00:34:48 +00:00
Bryan C. Mills
6c606fc191 [release-branch.go1.20] cmd/go: fix TestScript/build_cwd_newline with CGO_ENABLED=0
Updates #60516.
Updates #60167.

Change-Id: I3792682e80a3c48d78a3b9e647cc968a1d5c8f2b
Reviewed-on: https://go-review.googlesource.com/c/go/+/501575
Auto-Submit: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
(cherry picked from commit e2b1c0baa6)
Reviewed-on: https://go-review.googlesource.com/c/go/+/501816
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-20 00:31:39 +00:00
Cuong Manh Le
63ad2b5811 [release-branch.go1.20] cmd/compile: do not report division by error during typecheck
types2 have already errored about any spec-required overflows, and
division by zero. CL 469595 unintentionally fixed typecheck not to error
about overflows, but zero division is still be checked during tcArith.
This causes unsafe operations with variable size failed to compile,
instead of raising runtime error.

This CL also making change to typecheck.EvalConst, to stop evaluating
literal shifts or binary operators where {over,under}flows can happen.
For go1.21, typecheck.EvalConst is removed entirely, but that change is
too large to backport.

See discussion in CL 501735 for more details.

Fixes #60675

Change-Id: I7bea2821099556835c920713397f7c5d8a4025ac
Reviewed-on: https://go-review.googlesource.com/c/go/+/501735
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/503855
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-19 23:11:17 +00:00
Bryan C. Mills
95f377daad [release-branch.go1.20] cmd/go: retain extra roots to disambiguate imports in 'go mod tidy'
We don't normally keep explicit requirements for test dependencies of
packages loaded from other modules when the required version is
already the selected version in the module graph. However, in some
cases we may need to keep an explicit requirement in order to make use
of lazy module loading to disambiguate an otherwise-ambiguous import.

Note that there is no Go version guard for this change: in the cases
where the behavior of 'go mod tidy' has changed, previous versions of
Go would produce go.mod files that break successive calls to
'go mod tidy'. Given that, I suspect that any existing user in the
wild affected by this bug either already has a workaround in place
using redundant import statements (in which case the change does not
affect them) or is running 'go mod tidy -e' to force past the error
(in which case a change in behavior to a non-error should not be
surprising).

Updates #60313.
Fixes #60352.

Change-Id: Idf294f72cbe3904b871290d79e4493595a0c7bfc
Reviewed-on: https://go-review.googlesource.com/c/go/+/496635
Auto-Submit: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
Reviewed-by: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 2ed6a54a39)
Reviewed-on: https://go-review.googlesource.com/c/go/+/499635
Reviewed-by: Michael Matloob <matloob@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-06-19 22:56:03 +00:00
Filippo Valsorda
a7a48fad7e [release-branch.go1.20] crypto/ecdsa: properly truncate P-521 hashes
Before, if a hash was exactly 66 bytes long, we weren't truncating it
for use with P-521, because the byte length was not overflowing.
However, the bit length could still overflow.

Fixes #60744
Updates #60741

Change-Id: I37a0ee210add0eb566e6dc1c141e83e992983eb6
Reviewed-on: https://go-review.googlesource.com/c/go/+/502478
Auto-Submit: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>
(cherry picked from commit 886fba5871)
Reviewed-on: https://go-review.googlesource.com/c/go/+/502915
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2023-06-19 16:08:25 +00:00
Michael Matloob
f5172dcd38 [release-branch.go1.20] go/build: check for invalid import paths again
The go parser previously checked for invalid import paths, go/build,
seeing the parse error would put files with invalid import paths into
InvalidGoFiles. golang.org/cl/424855 removed that check from the
parser, which meant files with invalid import paths not have any parse
errors on them and not be put into InvalidGoFiles. Do a check for
invalid import paths in go/build soon after parsing so we can make
sure files with invalid import paths go into InvalidGoFiles.

This fixes an issue where the Go command assumed that if a file wasn't
invalid it had non empty import paths, leading to a panic.

Fixes #60754
Updates #60230
Updates #60686

Change-Id: I33c1dc9304649536834939cef7c689940236ee20
Reviewed-on: https://go-review.googlesource.com/c/go/+/502615
Reviewed-by: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
Run-TryBot: Michael Matloob <matloob@golang.org>
(cherry picked from commit 962753b015)
Reviewed-on: https://go-review.googlesource.com/c/go/+/502697
2023-06-13 19:34:05 +00:00
Bryan C. Mills
8b3acefcbe [release-branch.go1.20] cmd/go: omit checksums for go.mod files needed for go version lines more often in pre-1.21 modules
This updates the logic from CL 489075 to avoid trying to save extra
sums if they aren't already expected to be present
and cfg.BuildMod != "mod" (as in the case of "go list -m -u all" with
a go.mod file that specifies go < 1.21).

Fixes #60698.
Updates #60667.
Updates #56222.

Change-Id: Ied6ed3e80a62f9cd9a328b43a415a42d14481056
Reviewed-on: https://go-review.googlesource.com/c/go/+/502016
Reviewed-by: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
2023-06-13 19:31:43 +00:00
Ian Lance Taylor
1008486a9f [release-branch.go1.20] cmd/cgo: correct _cgo_flags output
For #60306
For #60514

Change-Id: I3f5d14aee7d7195030e8872e42b1d97aa11d3582
Reviewed-on: https://go-review.googlesource.com/c/go/+/501298
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2023-06-06 21:43:55 +00:00
Gopher Robot
e827d41c0a [release-branch.go1.20] go1.20.5
Change-Id: I8c6b2a71eef157558ef428782211c3feba4fd03a
Reviewed-on: https://go-review.googlesource.com/c/go/+/501238
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-06-06 17:39:34 +00:00
Bryan C. Mills
c0ed873cd8 [release-branch.go1.20] cmd/go: disallow package directories containing newlines
Directory or file paths containing newlines may cause tools (such as
cmd/cgo) that emit "//line" or "#line" -directives to write part of
the path into non-comment lines in generated source code. If those
lines contain valid Go code, it may be injected into the resulting
binary.

(Note that Go import paths and file paths within module zip files
already could not contain newlines.)

Thanks to Juho Nurminen of Mattermost for reporting this issue.

Updates #60167.
Fixes #60516.
Fixes CVE-2023-29402.

Change-Id: Ic3c7d8d1f6460993bd93a27035d61bff7dd68832
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1882606
Reviewed-by: Roland Shoemaker <bracewell@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Russ Cox <rsc@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
(cherry picked from commit 41f9046495564fc728d6f98384ab7276450ac7e2)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1902230
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1904347
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/501222
Run-TryBot: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-06-06 17:03:01 +00:00
Roland Shoemaker
356a419e2f [release-branch.go1.20] cmd/go: enforce flags with non-optional arguments
Enforce that linker flags which expect arguments get them, otherwise it
may be possible to smuggle unexpected flags through as the linker can
consume what looks like a flag as an argument to a preceding flag (i.e.
"-Wl,-O -Wl,-R,-bad-flag" is interpreted as "-O=-R -bad-flag"). Also be
somewhat more restrictive in the general format of some flags.

Thanks to Juho Nurminen of Mattermost for reporting this issue.

Updates #60305
Fixes #60512
Fixes CVE-2023-29404

Change-Id: I5989f68d21a8851d8edd47f08550850524ee9180
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1876275
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
(cherry picked from commit 896779503cf754cbdac24b61d4cc953b50fe2dde)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1902226
TryBot-Result: Security TryBots <security-trybots@go-security-trybots.iam.gserviceaccount.com>
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Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1904346
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/501221
Run-TryBot: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-06-06 17:03:00 +00:00
Ian Lance Taylor
fa60c381ed [release-branch.go1.20] cmd/go,cmd/cgo: in _cgo_flags use one line per flag
The flags that we recorded in _cgo_flags did not use any quoting,
so a flag containing embedded spaces was mishandled.
Change the _cgo_flags format to put each flag on a separate line.
That is a simple format that does not require any quoting.

As far as I can tell only cmd/go uses _cgo_flags, and it is only
used for gccgo. If this patch doesn't cause any trouble, then
in the next release we can change to only using _cgo_flags for gccgo.

Thanks to Juho Nurminen of Mattermost for reporting this issue.

Updates #60306
Fixes #60514
Fixes CVE-2023-29405

Change-Id: I36b6e188a44c80d7b9573efa577c386770bd2ba3
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1875094
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
(cherry picked from commit bcdfcadd5612212089d958bc352a6f6c90742dcc)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1902228
Run-TryBot: Roland Shoemaker <bracewell@google.com>
TryBot-Result: Security TryBots <security-trybots@go-security-trybots.iam.gserviceaccount.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1904345
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/501220
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
2023-06-06 17:02:02 +00:00
Roland Shoemaker
36144ba429 [release-branch.go1.20] runtime: implement SUID/SGID protections
On Unix platforms, the runtime previously did nothing special when a
program was run with either the SUID or SGID bits set. This can be
dangerous in certain cases, such as when dumping memory state, or
assuming the status of standard i/o file descriptors.

Taking cues from glibc, this change implements a set of protections when
a binary is run with SUID or SGID bits set (or is SUID/SGID-like). On
Linux, whether to enable these protections is determined by whether the
AT_SECURE flag is passed in the auxiliary vector. On platforms which
have the issetugid syscall (the BSDs, darwin, and Solaris/Illumos), that
is used. On the remaining platforms (currently only AIX) we check
!(getuid() == geteuid() && getgid == getegid()).

Currently when we determine a binary is "tainted" (using the glibc
terminology), we implement two specific protections:
  1. we check if the file descriptors 0, 1, and 2 are open, and if they
     are not, we open them, pointing at /dev/null (or fail).
  2. we force GOTRACKBACK=none, and generally prevent dumping of
     trackbacks and registers when a program panics/aborts.

In the future we may add additional protections.

This change requires implementing issetugid on the platforms which
support it, and implementing getuid, geteuid, getgid, and getegid on
AIX.

Thanks to Vincent Dehors from Synacktiv for reporting this issue.

Updates #60272
Fixes #60518
Fixes CVE-2023-29403

Change-Id: Icb620f3f8755791d51b02b5c07fb24f40e19cb80
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1878434
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Russ Cox <rsc@google.com>
(cherry picked from commit 87065663ea6d89cd54f65a515d8f2ed0ef285c19)
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1902232
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Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/501227
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: David Chase <drchase@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
2023-06-06 17:01:31 +00:00
Bryan C. Mills
5036ba77eb [release-branch.go1.20] net: skip TestFileFdBlocks if the "unix" network is not supported
This may fix the android failures observed starting at CL 496715, such
as the one in
https://build.golang.org/log/a92cc6d5fa36bc31858631bacf2d8eacd93709a6.

For #60217.

Change-Id: I4e8eaf9890da269bd1758f59a29fa2a8131d8ae6
Reviewed-on: https://go-review.googlesource.com/c/go/+/496955
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
Auto-Submit: Bryan Mills <bcmills@google.com>
(cherry picked from commit 10fbd925d6)
Reviewed-on: https://go-review.googlesource.com/c/go/+/499297
Reviewed-by: Bryan Mills <bcmills@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@google.com>
2023-05-30 19:39:43 +00:00
Shogo Hida
b249ec5655 [release-branch.go1.20] cmd/go/internal: update documentation of go test and go generate
For #57050.
Fixes #60458.

Change-Id: I46cac667ff78ac171c878f4366f8f01f58f1d27d
GitHub-Last-Rev: 697c255ece
GitHub-Pull-Request: golang/go#57814
Reviewed-on: https://go-review.googlesource.com/c/go/+/461683
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
(cherry picked from commit 93d9035c9e)
Reviewed-on: https://go-review.googlesource.com/c/go/+/499218
Run-TryBot: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-05-30 18:12:39 +00:00
Bryan C. Mills
4b95fc1e6c [release-branch.go1.20] cmd/go: save checksums for go.mod files needed for go version lines
When we load a package from a module, we need the go version line from
that module's go.mod file to know what language semantics to use for
the package. We need to save a checksum for the go.mod file even if
the module's requirements are pruned out of the module graph.
Previously, we were missing checksums for test dependencies of
packages in 'all' and packages passed to 'go get -t'.

This change preserves the existing bug for 'go mod tidy',
but fixes it for 'go get -t' and flags the missing checksum
with a clearer error in other cases.

Fixes #60001.
Updates #56222.

Change-Id: Icd6acce348907621ae0b02dbeac04fb180353dcf
(cherry picked from CL 489075 and CL 492741)
Reviewed-on: https://go-review.googlesource.com/c/go/+/493015
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
2023-05-30 16:25:12 +00:00
Ian Lance Taylor
31a1e19a59 [release-branch.go1.20] net, os: net.Conn.File.Fd should return a blocking descriptor
Historically net.Conn.File.Fd has returned a descriptor in blocking mode.
That was broken by CL 495079, which changed the behavior for os.OpenFile
and os.NewFile without intending to affect net.Conn.File.Fd.
Use a hidden os entry point to preserve the historical behavior,
to ensure backward compatibility.

For #58408
For #60211
For #60217

Change-Id: I8d14b9296070ddd52bb8940cb88c6a8b2dc28c27
Reviewed-on: https://go-review.googlesource.com/c/go/+/496080
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
(cherry picked from commit b950cc8f11)
Reviewed-on: https://go-review.googlesource.com/c/go/+/496715
2023-05-23 00:35:33 +00:00
Ian Lance Taylor
450c8021a5 [release-branch.go1.20] runtime: change fcntl to return two values
Separate the result and the errno value, rather than assuming
that the result can never be negative.

Change-Id: Ib01a70a3d46285aa77e95371cdde74e1504e7c12
Reviewed-on: https://go-review.googlesource.com/c/go/+/496416
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/497116
Run-TryBot: Roland Shoemaker <roland@golang.org>
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-05-22 21:48:39 +00:00
Ian Lance Taylor
22741120ee [release-branch.go1.20] runtime: consistently define fcntl
Clean up and consolidate on a single consistent definition of fcntl,
which takes three int32 arguments and returns either a positive result
or a negative errno value.

Change-Id: Id9505492712db4b0aab469c6bd15e4fce3c9ff6e
Reviewed-on: https://go-review.googlesource.com/c/go/+/495075
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/497115
Run-TryBot: Roland Shoemaker <roland@golang.org>
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-05-22 21:48:37 +00:00
Ian Lance Taylor
9270e3be8f [release-branch.go1.20] os: if descriptor is non-blocking, retain that in Fd method
For #58408
For #60211
Fixes #60217

Change-Id: I30f5678b46e15121865b19d1c0f82698493fad4e
Reviewed-on: https://go-review.googlesource.com/c/go/+/495079
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Ian Lance Taylor <iant@google.com>
(cherry picked from commit f777726ff0)
Reviewed-on: https://go-review.googlesource.com/c/go/+/496015
Reviewed-by: Heschi Kreinick <heschi@google.com>
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-05-18 19:37:57 +00:00
Filippo Valsorda
600636e931 [release-branch.go1.20] crypto/rsa: use BoringCrypto for 4096 bit keys
Updates #58803
Fixes #58927

Change-Id: I097938ff61dae2b65214f8d0126d68de63525f5b
Reviewed-on: https://go-review.googlesource.com/c/go/+/474515
Run-TryBot: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
(cherry picked from commit 7bc3281747)
Reviewed-on: https://go-review.googlesource.com/c/go/+/495735
Reviewed-by: Heschi Kreinick <heschi@google.com>
2023-05-17 14:38:17 +00:00
Keith Randall
afbe101950 [release-branch.go1.20] cmd/compile: fix bswap/load rewrite rules
When combining a byteswap and a load, the resulting combined op
must go in the load's block, not the byteswap's block, as the load
has a memory argument that might only be valid in its original block.

Fixes #59975

Change-Id: Icd84863ef3a9ca1fc22f2bb794a003f2808c746f
Reviewed-on: https://go-review.googlesource.com/c/go/+/492616
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Wayne Zuo <wdvxdr@golangcn.org>
Reviewed-by: Keith Randall <khr@google.com>
(cherry picked from commit 10141676d1)
Reviewed-on: https://go-review.googlesource.com/c/go/+/492696
2023-05-11 14:16:07 +00:00
Gopher Robot
324c3ace2d [release-branch.go1.20] go1.20.4
Change-Id: I12cd69dd6b1c7c9620738a0d89b10e0a330a3004
Reviewed-on: https://go-review.googlesource.com/c/go/+/491435
Run-TryBot: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
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Reviewed-by: Carlos Amedee <carlos@golang.org>
2023-05-02 17:21:02 +00:00
Roland Shoemaker
337dd75343 [release-branch.go1.20] html/template: emit filterFailsafe for empty unquoted attr value
An unquoted action used as an attribute value can result in unsafe
behavior if it is empty, as HTML normalization will result in unexpected
attributes, and may allow attribute injection. If executing a template
results in a empty unquoted attribute value, emit filterFailsafe
instead.

Thanks to Juho Nurminen of Mattermost for reporting this issue.

For #59722
Fixes #59816
Fixes CVE-2023-29400

Change-Id: Ia38d1b536ae2b4af5323a6c6d861e3c057c2570a
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1826631
Reviewed-by: Julie Qiu <julieqiu@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1851494
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
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Reviewed-on: https://go-review.googlesource.com/c/go/+/491358
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Carlos Amedee <carlos@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-05-02 16:36:15 +00:00
Roland Shoemaker
4a28cad666 [release-branch.go1.20] html/template: handle all JS whitespace characters
Rather than just a small set. Character class as defined by \s [0].

Thanks to Juho Nurminen of Mattermost for reporting this.

For #59721
Fixes #59814
Fixes CVE-2023-24540

[0] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions/Character_Classes

Change-Id: I56d4fa1ef08125b417106ee7dbfb5b0923b901ba
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1821459
Reviewed-by: Julie Qiu <julieqiu@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1851493
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Reviewed-by: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/491356
Run-TryBot: Carlos Amedee <carlos@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
2023-05-02 16:35:35 +00:00
Roland Shoemaker
090590fdcc [release-branch.go1.20] html/template: disallow angle brackets in CSS values
Angle brackets should not appear in CSS contexts, as they may affect
token boundaries (such as closing a <style> tag, resulting in
injection). Instead emit filterFailsafe, matching the behavior for other
dangerous characters.

Thanks to Juho Nurminen of Mattermost for reporting this issue.

For #59720
Fixes #59812
Fixes CVE-2023-24539

Change-Id: Iccc659c9a18415992b0c05c178792228e3a7bae4
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1826636
Reviewed-by: Julie Qiu <julieqiu@google.com>
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1851492
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
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2023-05-02 16:32:02 +00:00
Damien Neil
25b4f40625 [release-branch.go1.20] Revert "net/http: FileServer method check + minimal OPTIONS implementation"
This reverts https://go.dev/cl/413554

Reason for revert: Backwards-incompatible change in behavior.

For #53501
For #59375
Fixes #59469

Change-Id: Ic3f63b378f9c819599b32e5e6e410f6163849317
Reviewed-on: https://go-review.googlesource.com/c/go/+/482635
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit c02fa75086)
Reviewed-on: https://go-review.googlesource.com/c/go/+/488635
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2023-04-25 15:50:56 +00:00
Bryan C. Mills
484535e67b cmd/compile/internal/importer,go/internal/gcimporter: use the 'go' command from build.Default.GOROOT in lookupGorootExport
Also set GOROOT explicitly in case it is set to something else in the
caller's environment.

Updates #59598.
Fixes #59637.

Change-Id: I5599ed1183b23187fc3b976786f3c320d42ef4f3
Reviewed-on: https://go-review.googlesource.com/c/go/+/484756
Run-TryBot: Bryan Mills <bcmills@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Bryan Mills <bcmills@google.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
(cherry picked from commit 750e91152b)
Reviewed-on: https://go-review.googlesource.com/c/go/+/484758
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-04-24 18:46:00 +00:00
Tero Saarni
813a811d33 [release-branch.go1.20] crypto/tls: fix PSK binder calculation
When server and client have mismatch in curve preference, the server will
send HelloRetryRequest during TLSv1.3 PSK resumption. There was a bug
introduced by Go1.19.6 or later and Go1.20.1 or later, that makes the client
calculate the PSK binder hash incorrectly. Server will reject the TLS
handshake by sending alert: invalid PSK binder.

For #59424.
Fixes #59540.

Change-Id: I2ca8948474275740a36d991c057b62a13392dbb9
GitHub-Last-Rev: 1aad9bcf27
GitHub-Pull-Request: golang/go#59425
Reviewed-on: https://go-review.googlesource.com/c/go/+/481955
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Roland Shoemaker <roland@golang.org>
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(cherry picked from commit 2c70690451)
Reviewed-on: https://go-review.googlesource.com/c/go/+/488055
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
2023-04-24 18:25:14 +00:00
Matthew Dempsky
ee42d468f5 [release-branch.go1.20] cmd/compile: fix reproducible build of aliased generic types
Due to a missing "&& !alias" check, the unified linker was treating
type aliases the same as defined types for the purpose of exporting
method bodies. The methods will get exported anyway alongside the
aliased type, so this mistake is normally harmless.

However, if multiple type aliases instantiated the same generic type
but with different type arguments, this could result in the
same (generic) method body being exported multiple times under
different symbol names. Further, because bodies aren't expected to be
exported multiple times, we were sorting them simply based on index.
And consequently, the sort wasn't total and is sensitive to the map
iteration order used while ranging over linker.bodies.

The fix is simply to add the missing "&& !alias" check, so that we
don't end up with duplicate bodies in the first place.

Thanks rsc@ for providing a minimal repro case.

Fixes #59585.

Change-Id: Iaa55968cc7110b601e2f0f9b620901c2d55f7014
Reviewed-on: https://go-review.googlesource.com/c/go/+/484155
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
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Reviewed-by: Russ Cox <rsc@golang.org>
(cherry picked from commit f58c6cccc4)
Reviewed-on: https://go-review.googlesource.com/c/go/+/484160
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-04-24 14:06:53 +00:00
David Chase
446493f5b8 [release-branch.go1.20] cmd/compile: remove broken LEA "optimization"
CL 440035 added rewrite rules to simplify "costly" LEA
instructions, but the types in the rewrites were wrong and
the code would go bad if the wrong-typed register was spilled.

CL 482536 attempted to fix this by correcting the type in the
rewrite, but that "fix" broke something on windows-amd64-race.

Instead / for-now, remove the offending rewrite rules.

Updates #21735.
Updates #59432.
Fixes #59468.

Change-Id: I0497c42db414f2055e1378e0a53e2bceee9cd5d9
Reviewed-on: https://go-review.googlesource.com/c/go/+/482820
Run-TryBot: David Chase <drchase@google.com>
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(cherry picked from commit 6a97a60b4b)
Reviewed-on: https://go-review.googlesource.com/c/go/+/482164
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
2023-04-24 13:53:18 +00:00
Keith Randall
0684cecad5 [release-branch.go1.20] cmd/compile: use correct type for byteswaps on multi-byte stores
Use the type of the store for the byteswap, not the type of the
store's value argument.

Normally when we're storing a 16-bit value, the value being stored is
also typed as 16 bits. But sometimes it is typed as something smaller,
usually because it is the result of an upcast from a smaller value,
and that upcast needs no instructions.

If the type of the store's arg is thinner than the type being stored,
and the byteswap'd value uses that thinner type, and the byteswap'd
value needs to be spilled & restored, that spill/restore happens using
the thinner type, which causes us to lose some of the top bits of the
value.

Fixes #59374

Change-Id: If6ce1e8a76f18bf8e9d79871b6caa438bc3cce4d
Reviewed-on: https://go-review.googlesource.com/c/go/+/481395
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit b3bc8620f8)
Reviewed-on: https://go-review.googlesource.com/c/go/+/483176
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-04-24 13:44:00 +00:00
Ian Lance Taylor
ecf7e00db8 [release-branch.go1.20] syscall: restore original NOFILE rlimit in child process
If we increased the NOFILE rlimit when starting the program,
restore the original rlimit when forking a child process.

In CL 393354 the os package was changed to raise the open file rlimit
at program start. That code is not inherently tied to the os package.
This CL moves it into the syscall package.

This is a backport of CLs 476096 and 476097 from trunk.

For #46279
Fixes #59064

Change-Id: Ib813de896de0a5d28fa2b29afdf414a89fbe7b2a
Reviewed-on: https://go-review.googlesource.com/c/go/+/478659
Run-TryBot: Ian Lance Taylor <iant@golang.org>
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Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
2023-04-14 17:58:41 +00:00
Junwei Zuo
1dbbac7d79 [release-branch.go1.20] cmd/compile: fix ir.StaticValue for ORANGE
Range statement will mutate the key and value, so we should treat them as reassigned.

Fixes #59580

Change-Id: I9c6b67d938760a0c6a1d9739f2737c67af4a3a10
Reviewed-on: https://go-review.googlesource.com/c/go/+/483855
Run-TryBot: Wayne Zuo <wdvxdr@golangcn.org>
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Reviewed-by: Keith Randall <khr@golang.org>
(cherry picked from commit 89567a35c1)
Reviewed-on: https://go-review.googlesource.com/c/go/+/484136
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
2023-04-12 20:25:12 +00:00
Cuong Manh Le
99001c460e [release-branch.go1.20] cmd/compile: don't set range expr key/value type if already set
Unified IR already records the correct type for them.

Fixes #59450

Change-Id: I275c45b48f67bde55c8e2079d60b5868d0acde7f
Reviewed-on: https://go-review.googlesource.com/c/go/+/481555
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
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2023-04-05 20:55:31 +00:00
Keith Randall
dcc9bdf380 [release-branch.go1.20] crypto/subtle: don't cast to *uintptr when word size is 0
Casting to a *uintptr is not ok if there isn't at least 8 bytes of
data backing that pointer (on 64-bit archs).
So although we end up making a slice of 0 length with that pointer,
the cast itself doesn't know that.
Instead, bail early if the result is going to be 0 length.

Fixes #59336

Change-Id: Id3c0e09d341d838835c0382cccfb0f71dc3dc7e6
Reviewed-on: https://go-review.googlesource.com/c/go/+/480575
Run-TryBot: Keith Randall <khr@golang.org>
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Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
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(cherry picked from commit 297cf6dd31bd99fc4ccda320aa3d4faf290ab278)
Reviewed-on: https://go-review.googlesource.com/c/go/+/481238
Reviewed-by: Keith Randall <khr@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
Run-TryBot: Michael Knyszek <mknyszek@google.com>
2023-04-05 16:51:32 +00:00
Michael Anthony Knyszek
5c7c20e262 [release-branch.go1.20] html/template,mime/multipart: document new GODEBUG settings
This change documents the new GODEBUG settings introduced for
html/template and mime/multipart, released with Go 1.19.8 and Go 1.20.3
as part of a security fix.

Updates #59153.
For #59270.
Updates #59234.
For #59272.

Change-Id: I25f4d8245da3301dccccfb44da8ff1a5985392a4
Reviewed-on: https://go-review.googlesource.com/c/go/+/482555
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2023-04-05 16:19:16 +00:00
Gopher Robot
7c47a6b157 [release-branch.go1.20] go1.20.3
Change-Id: I1ca3074262203c6f250c902ca087d244edf9eb96
Reviewed-on: https://go-review.googlesource.com/c/go/+/482097
TryBot-Bypass: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
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Reviewed-by: Matthew Dempsky <mdempsky@google.com>
2023-04-04 17:30:09 +00:00
Roland Shoemaker
20374d1d75 [release-branch.go1.20] html/template: disallow actions in JS template literals
ECMAScript 6 introduced template literals[0][1] which are delimited with
backticks. These need to be escaped in a similar fashion to the
delimiters for other string literals. Additionally template literals can
contain special syntax for string interpolation.

There is no clear way to allow safe insertion of actions within JS
template literals, as handling (JS) string interpolation inside of these
literals is rather complex. As such we've chosen to simply disallow
template actions within these template literals.

A new error code is added for this parsing failure case, errJsTmplLit,
but it is unexported as it is not backwards compatible with other minor
release versions to introduce an API change in a minor release. We will
export this code in the next major release.

The previous behavior (with the cavet that backticks are now escaped
properly) can be re-enabled with GODEBUG=jstmpllitinterp=1.

This change subsumes CL471455.

Thanks to Sohom Datta, Manipal Institute of Technology, for reporting
this issue.

Fixes CVE-2023-24538
For #59234
Fixes #59272

[0] https://tc39.es/ecma262/multipage/ecmascript-language-expressions.html#sec-template-literals
[1] https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals

Change-Id: Idff74ec386e9b73d6e9a3c9f71990eabc0ce7506
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802457
Reviewed-by: Damien Neil <dneil@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
Reviewed-by: Julie Qiu <julieqiu@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802688
Run-TryBot: Roland Shoemaker <bracewell@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/481993
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Auto-Submit: Michael Knyszek <mknyszek@google.com>
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Reviewed-by: Matthew Dempsky <mdempsky@google.com>
2023-04-04 16:59:18 +00:00
Damien Neil
e7c4b07ecf [release-branch.go1.20] go/scanner: reject large line and column numbers in //line directives
Setting a large line or column number using a //line directive can cause
integer overflow even in small source files.

Limit line and column numbers in //line directives to 2^30-1, which
is small enough to avoid int32 overflow on all reasonbly-sized files.

Fixes CVE-2023-24537
For #59180
Fixes #59274

Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802456
Reviewed-by: Julie Qiu <julieqiu@google.com>
Reviewed-by: Roland Shoemaker <bracewell@google.com>
Run-TryBot: Damien Neil <dneil@google.com>
Change-Id: Ib9c5cb38428ed34ab129d451b00a2998e72c861c
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802401
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2023-04-04 16:59:15 +00:00
Damien Neil
bf8c7c575c [release-branch.go1.20] mime/multipart: limit parsed mime message sizes
The parsed forms of MIME headers and multipart forms can consume
substantially more memory than the size of the input data.
A malicious input containing a very large number of headers or
form parts can cause excessively large memory allocations.

Set limits on the size of MIME data:

Reader.NextPart and Reader.NextRawPart limit the the number
of headers in a part to 10000.

Reader.ReadForm limits the total number of headers in all
FileHeaders to 10000.

Both of these limits may be set with with
GODEBUG=multipartmaxheaders=<values>.

Reader.ReadForm limits the number of parts in a form to 1000.
This limit may be set with GODEBUG=multipartmaxparts=<value>.

Thanks for Jakob Ackermann (@das7pad) for reporting this issue.

For CVE-2023-24536
For #59153
For #59270

Change-Id: I36ddceead7f8292c327286fd8694e6113d3b4977
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802455
Run-TryBot: Damien Neil <dneil@google.com>
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Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802608
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Reviewed-on: https://go-review.googlesource.com/c/go/+/481991
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2023-04-04 16:58:39 +00:00
Damien Neil
ec18f62df5 [release-branch.go1.20] net/textproto, mime/multipart: improve accounting of non-file data
For requests containing large numbers of small parts,
memory consumption of a parsed form could be about 250%
over the estimated size.

When considering the size of parsed forms, account for the size of
FileHeader structs and increase the estimate of memory consumed by
map entries.

Thanks to Jakob Ackermann (@das7pad) for reporting this issue.

For CVE-2023-24536
For #59153
For #59270

Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802454
Run-TryBot: Damien Neil <dneil@google.com>
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Change-Id: I9753aa1f8a1b1479c160f870def3b7081b6847ac
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802399
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2023-04-04 16:58:38 +00:00
Damien Neil
ea6b5a64dd [release-branch.go1.20] mime/multipart: avoid excessive copy buffer allocations in ReadForm
When copying form data to disk with io.Copy,
allocate only one copy buffer and reuse it rather than
creating two buffers per file (one from io.multiReader.WriteTo,
and a second one from os.File.ReadFrom).

Thanks to Jakob Ackermann (@das7pad) for reporting this issue.

For CVE-2023-24536
For #59153
For #59270

Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802453
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Change-Id: I44ef17c4b4964cdac2858317275594194801fee3
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802398
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2023-04-04 16:58:11 +00:00
Damien Neil
3991f6c41c [release-branch.go1.20] net/textproto: avoid overpredicting the number of MIME header keys
A parsed MIME header is a map[string][]string. In the common case,
a header contains many one-element []string slices. To avoid
allocating a separate slice for each key, ReadMIMEHeader looks
ahead in the input to predict the number of keys that will be
parsed, and allocates a single []string of that length.
The individual slices are then allocated out of the larger one.

The prediction of the number of header keys was done by counting
newlines in the input buffer, which does not take into account
header continuation lines (where a header key/value spans multiple
lines) or the end of the header block and the start of the body.
This could lead to a substantial amount of overallocation, for
example when the body consists of nothing but a large block of
newlines.

Fix header key count prediction to take into account the end of
the headers (indicated by a blank line) and continuation lines
(starting with whitespace).

Thanks to Jakob Ackermann (@das7pad) for reporting this issue.

Fixes CVE-2023-24534
For #58975
Fixes #59268

Change-Id: I0591593e67b6fdba22a32dcc3334fad797727f5c
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1802452
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2023-04-04 16:58:09 +00:00
Lynn Boger
9a164d1c41 [release-branch.go1.20] cmd/internal/obj/ppc64: fix incorrect base reg causing segv
This fixes a segv that was reported due to building minio. The
problem occurred because of an incorrect selection of the
base register, which was introduced by CL 306369.

Fixes #59220

Change-Id: Ieb77b2afa8fb4e6f3943df5ce138679f6750d376
Reviewed-on: https://go-review.googlesource.com/c/go/+/479475
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2023-03-29 19:20:02 +00:00
Keith Randall
8dce4ca8df [release-branch.go1.20] cmd/compile: don't assume pointer of a slice is non-nil
unsafe.SliceData can return pointers which are nil. That function gets
lowered to the SSA OpSlicePtr, which the compiler assumes is non-nil.
This used to be the case as OpSlicePtr was only used in situations
where the bounds check already passed. But with unsafe.SliceData that
is no longer the case.

There are situations where we know it is nil. Use Bounded() to
indicate that.

I looked through all the uses of OSPTR and added SetBounded where it
made sense. Most OSPTR results are passed directly to runtime calls
(e.g. memmove), so even if we know they are non-nil that info isn't
helpful.

Fixes #59296

Change-Id: I437a15330db48e0082acfb1f89caf8c56723fc51
Reviewed-on: https://go-review.googlesource.com/c/go/+/479896
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Keith Randall <khr@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Keith Randall <khr@golang.org>
(cherry picked from commit b899641ecea7d07c997282e985beb295c31d1097)
Reviewed-on: https://go-review.googlesource.com/c/go/+/479899
Run-TryBot: Keith Randall <khr@google.com>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
2023-03-29 19:07:23 +00:00
Cuong Manh Le
94c02a3cc4 [release-branch.go1.20] cmd/compile: re-compile instantiated generic methods in linkshared mode
For G[T] that was seen and compiled in imported package, it is not added
to typecheck.Target.Decls, prevent wasting compile time re-creating
DUPOKS symbols. However, the linker do not support a type symbol
referencing a method symbol across DSO boundary. That causes unreachable
sym error when building under -linkshared mode.

To fix it, always re-compile generic methods in linkshared mode.

Fixes #59236

Change-Id: I894b417cfe8234ae1fe809cc975889345df22cef
Reviewed-on: https://go-review.googlesource.com/c/go/+/477375
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
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Reviewed-on: https://go-review.googlesource.com/c/go/+/479355
2023-03-29 18:40:30 +00:00
Geon Kim
65fa8a6931 [release-branch.go1.20] time: fix timezone lookup logic for non-DST zones
This change fixes time.LoadLocationFromTZData and time.Location.lookup logic if the given time is after the last transition and the extend string doesn't have the DST rule.

For #58682
Fixes #59075

Change-Id: Ie34a6d658d14c2b33098b29ab83c041ef0d34266
GitHub-Last-Rev: f6681eb44c
GitHub-Pull-Request: golang/go#58684
Reviewed-on: https://go-review.googlesource.com/c/go/+/471020
Reviewed-by: Ian Lance Taylor <iant@google.com>
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(cherry picked from commit 90dde5dec1)
Reviewed-on: https://go-review.googlesource.com/c/go/+/478658
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
Auto-Submit: Heschi Kreinick <heschi@google.com>
2023-03-23 17:51:16 +00:00
Than McIntosh
b52a6963bf [release-branch.go1.20] cmd/link/internal/arm: fix off-by-1 in trampoline reachability computation
Tweak the code in trampoline generation that determines if a given
call branch will reach, changing the lower limit guard from "x <
-0x800000" to "x <= -0x800000". This is to resolve linking failures
when the computed displacement is exactly -0x800000, which results in
errors of the form

  .../ld.gold: internal error in arm_branch_common, at ../../gold/arm.cc:4079

when using the Gold linker, and

  ...:(.text+0x...): relocation truncated to fit: R_ARM_CALL against `runtime.morestack_noctxt'

when using the bfd linker.

Fixes #59059.
Updates #59034.
Updates #58425.

Change-Id: I8a76986b38727df1b961654824c2af23f06b9fcf
Reviewed-on: https://go-review.googlesource.com/c/go/+/475957
Run-TryBot: Than McIntosh <thanm@google.com>
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(cherry picked from commit f26bf203ac)
Reviewed-on: https://go-review.googlesource.com/c/go/+/476936
2023-03-22 17:41:43 +00:00
Than McIntosh
3ff6dbdf5b [release-branch.go1.20] cmd/go,cmd/link: prefer external linking when strange cgo flags seen
This patch changes the Go command to examine the set of compiler
flags feeding into the C compiler when packages that use cgo are built.
If any of a specific set of strange/dangerous flags are in use,
then the Go command generates a token file ("preferlinkext") and
embeds it into the compiled package's archive.

When the Go linker reads the archives of the packages feeding into the
link and detects a "preferlinkext" token, it will then use external
linking for the program by default (although this default can be
overridden with an explicit "-linkmode" flag).

The intent here is to avoid having to teach the Go linker's host object
reader to grok/understand the various odd symbols/sections/types that
can result from boutique flag use, but rather to just boot the objects
in question over to the C linker instead.

Fixes #59051.
Updates #58619.
Updates #58620.
Updates #58848.

Change-Id: I56382dd305de8dac3841a7a7e664277826061eaa
Reviewed-on: https://go-review.googlesource.com/c/go/+/475375
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Than McIntosh <thanm@google.com>
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(cherry picked from commit 035db07d7c)
Reviewed-on: https://go-review.googlesource.com/c/go/+/476577
2023-03-17 19:45:27 +00:00
Cherry Mui
fa42da156a [release-branch.go1.20] cmd/link: use label symbols for Duff's devices on darwin/arm64
On darwin, the external linker generally supports CALL relocations
with addend. One exception is that for a very large binary when it
decides to insert a trampoline, instead of applying the addend to
the call target (in the trampoline), it applies the addend to the
CALL instruction in the caller, i.e. generating a call to
trampoline+addend, which is not the correct address and usually
points to unreloated functions.

To work around this, we use label symbols so the CALL is targeting
a label symbol without addend. To make things simple we always use
label symbols for CALLs with addend (in external linking mode on
darwin/arm64), even for small binaries.

Updates #58935.
Fixes #58954.

Change-Id: I38aed6b62a0496c277c589b5accbbef6aace8dd5
Reviewed-on: https://go-review.googlesource.com/c/go/+/474620
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(cherry picked from commit 7dbd6de7d4)
Reviewed-on: https://go-review.googlesource.com/c/go/+/475175
2023-03-15 20:12:19 +00:00
Cherry Mui
5c7cc468a8 [release-branch.go1.20] Revert "cmd/compile: enable address folding for global symbols of shared library"
This reverts CL 445535.

Reason for revert: see issue #58826. It doesn't handle large offset well.

Updates #58826.
Fixes #58920.

Change-Id: Ic4a33f4c510c88628ea7e16207a60977a04cf798
Reviewed-on: https://go-review.googlesource.com/c/go/+/474175
Reviewed-by: Heschi Kreinick <heschi@google.com>
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(cherry picked from commit a4cf4fde46)
Reviewed-on: https://go-review.googlesource.com/c/go/+/474235
Reviewed-by: Keith Randall <khr@golang.org>
2023-03-15 20:11:23 +00:00
Bryan C. Mills
b852f39511 [release-branch.go1.20] cmd/go: avoid running slow tests on non-longtest builders
Also annotate calls to tooSlow with specific reasons.

This will somewhat reduce test coverage on the 'darwin' builders until
we have darwin 'longtest' builders (#35678,#49055), but still seems
worthwhile to avoid alert fatigue from tests that really shouldn't be
running in the short configurations.

Updates #58918.
Updates #58919.
Fixes #58938.

Change-Id: I0000f0084b262beeec3eca3e9b8a45d61fab4313
Reviewed-on: https://go-review.googlesource.com/c/go/+/474137
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Bryan Mills <bcmills@google.com>
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(cherry picked from commit 9f532dd0de)
Reviewed-on: https://go-review.googlesource.com/c/go/+/474580
2023-03-09 22:48:51 +00:00
Heschi Kreinick
4df95d5145 [release-branch.go1.20] internal/testpty: fix error handling
When calling a c library function, you discover that an error has
occurred, typically by looking at the return value of the function. Only
after that can you use errno to figure out the cause of the error.

Nothing about cgo changes that story -- you still have to look at the
result before checking the error that represents errno. If not you can
get false errors if the function happens to leak a non-zero errno.

Fix testpty to check errors correctly.

Fixes #58942.

Change-Id: Idb95f8dd6a8ed63f653190c2e722e742cf50542b
Reviewed-on: https://go-review.googlesource.com/c/go/+/463397
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Heschi Kreinick <heschi@google.com>
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(cherry picked from commit f85c282a18)
Reviewed-on: https://go-review.googlesource.com/c/go/+/474616
Reviewed-by: Carlos Amedee <carlos@golang.org>
2023-03-08 21:46:57 +00:00
Gopher Robot
aee9a19c55 [release-branch.go1.20] go1.20.2
Change-Id: Ib993bfea994a3e885a6068860d2e1f6705f8cf40
Reviewed-on: https://go-review.googlesource.com/c/go/+/474037
Auto-Submit: Gopher Robot <gobot@golang.org>
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2023-03-07 16:47:18 +00:00
Matthew Dempsky
26eeaec89c [release-branch.go1.20] cmd/compile: relax overly strict assertion
The assertion here was to make sure the newly constructed and
typechecked expression selected the same receiver-qualified method,
but in the case of anonymous receiver types we can actually end up
with separate types.Field instances corresponding to each types.Type
instance. In that case, the assertion spuriously failed.

The fix here is to relax and assertion and just compare the method's
name and type (including receiver type).

Fixes #58776.

Change-Id: I67d51ddb020e6ed52671473c93fc08f283a40886
Reviewed-on: https://go-review.googlesource.com/c/go/+/471676
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
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Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
(cherry picked from commit 37a2004b43)
Reviewed-on: https://go-review.googlesource.com/c/go/+/472620
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
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2023-03-01 22:03:12 +00:00
Roland Shoemaker
9629fa1874 [release-branch.go1.20] crypto/x509: fix broken tests
Convert TestUnknownAuthorityError to use subtests, avoiding continuing
the test after an unrecoverable failure.

Skip TestIssue51759 on pre-macOS 11 builders, which don't enforce the
behavior we were testing for. Also only enable the test on builders.

Updates #58791
Updates #58812
Fixes #58811

Change-Id: I4e3e5bc371aa139d38052184c8232f8cb564138f
Reviewed-on: https://go-review.googlesource.com/c/go/+/472496
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
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Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
(cherry picked from commit cf3d0655f8)
Reviewed-on: https://go-review.googlesource.com/c/go/+/472618
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-03-01 21:50:30 +00:00
Roland Shoemaker
3243f93747 [release-branch.go1.20] crypto/x509: fix system root tests + darwin intermediate handling
On Windows, replace tests which rely on a root that expired last year.
On Darwin fix an test which wasn't testing the expected behavior, and
fix the behavior which was broken.

Updates #58791
Fixes #58811

Change-Id: I771175b9e123b8bb0e4efdf58cc2bb93aa94fbae
Reviewed-on: https://go-review.googlesource.com/c/go/+/472295
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Reviewed-by: Bryan Mills <bcmills@google.com>
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(cherry picked from commit bb8f9a6ae6)
Reviewed-on: https://go-review.googlesource.com/c/go/+/472616
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
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Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-03-01 21:50:27 +00:00
Cuong Manh Le
d2d0ee2049 [release-branch.go1.20] syscall: fix invalid unsafe.Pointer conversion on Windows
Updates #58714
Fixes #58774

Change-Id: Ifa5c059ed5e358ed98aee7e83b95dd1806b535f7
Reviewed-on: https://go-review.googlesource.com/c/go/+/471335
Reviewed-by: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
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(cherry picked from commit de8c999159)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471599
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
2023-03-01 18:06:43 +00:00
Bryan C. Mills
230765a11a [release-branch.go1.20] net: delete TestTCPSelfConnect
This test is flaky, apparently due to a typo'd operator in CL 21447
that causes it to compare “same port OR IP” instead of
“same port AND IP”.

If we merely fixed the comparison, the test would hopefully stop being
flaky itself, but we would still be left with another problem:
repeatedly dialing a port that we believe to be unused can interfere
with other tests, which may open the previously-unused port and then
attempt a single Dial and expect it to succeed. Arbitrary other Dial
calls for that port may cause the wrong connection to be accepted,
leading to spurious test failures.

Moreover, the test can be extremely expensive for the amount of data
we hope to get from it, depending on the system's port-reuse
algorithms and dial implementations. It is already scaled back by up
to 1000x on a huge number of platforms due to latency, and may even be
ineffective on those platforms because of the arbitrary 1ms Dial
timeout. And the incremental value from it is quite low, too: it tests
the workaround for what is arguably a bug in the Linux kernel, which
ought to be fixed (and tested) upstream instead of worked around in
every open-source project that dials local ports.

Instead of trying to deflake this test, let's just get rid of it.

Updates #18290.
Fixes #58717.

Change-Id: I8a58b93d67916a33741c9ab29ef99c49c46b32c4
Reviewed-on: https://go-review.googlesource.com/c/go/+/460657
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(cherry picked from commit e08642cae1)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471155
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Damien Neil <dneil@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
2023-03-01 18:01:03 +00:00
Roland Shoemaker
bdd86bda09 [release-branch.go1.20] crypto/x509: fix ParsePKCS8PrivateKey comment
Updates #58789.
Fixes #58793.

Change-Id: I91cdd20c6d4f05baaacd6a38717aa7bed6682573
Reviewed-on: https://go-review.googlesource.com/c/go/+/472155
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Reviewed-by: Damien Neil <dneil@google.com>
(cherry picked from commit ec26277aec)
Reviewed-on: https://go-review.googlesource.com/c/go/+/472415
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
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Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-03-01 17:28:55 +00:00
Kir Kolyshkin
aef8a8cd42 [release-branch.go1.20] syscall: Faccessat: check for CAP_DAC_OVERRIDE on Linux
CL 416115 added using faccessat2(2) from syscall.Faccessat on Linux
(which is the only true way to implement AT_EACCESS flag handing),
if available. If not available, it uses some heuristics to mimic the
kernel behavior, mostly taken from glibc (see CL 126415).

Next, CL 414824 added using the above call (via unix.Eaccess) to
exec.LookPath in order to check if the binary can really be executed.

As a result, in a very specific scenario, described below,
syscall.Faccessat (and thus exec.LookPath) mistakenly tells that the
binary can not be executed, while in reality it can be. This makes
this bug a regression in Go 1.20.

This scenario involves all these conditions:
 - no faccessat2 support available (i.e. either Linux kernel < 5.8,
   or a seccomp set up to disable faccessat2);
 - the current user is not root (i.e. geteuid() != 0);
 - CAP_DAC_OVERRIDE capability is set for the current process;
 - the file to be executed does not have executable permission
   bit set for either the current EUID or EGID;
 - the file to be executed have at least one executable bit set.

Unfortunately, this set of conditions was observed in the wild -- a
container run as a non-root user with the binary file owned by root with
executable permission set for a user only [1]. Essentially it means it
is not as rare as it may seem.

Now, CAP_DAC_OVERRIDE essentially makes the kernel bypass most of the
checks, so execve(2) and friends work the same was as for root user,
i.e. if at least one executable bit it set, the permission to execute
is granted (see generic_permission() function in the Linux kernel).

Modify the code to check for CAP_DAC_OVERRIDE and mimic the kernel
behavior for permission checks.

[1] https://github.com/opencontainers/runc/issues/3715

For #58552.
Fixes #58624.

Change-Id: I82a7e757ab3fd3d0193690a65c3b48fee46ff067
Reviewed-on: https://go-review.googlesource.com/c/go/+/468735
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(cherry picked from commit 031401a790)
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Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-02-28 12:45:13 +00:00
Filippo Valsorda
ef793801f8 [release-branch.go1.20] crypto/internal/bigmod: flag amd64 assembly as noescape
I had forgotten, which caused amd64 allocations to go back up
significantly. Added an allocations test.

name                    old time/op    new time/op    delta
DecryptPKCS1v15/2048-8    1.50ms ± 0%    1.48ms ± 0%   -0.95%  (p=0.000 n=9+10)
DecryptPKCS1v15/3072-8    4.64ms ± 1%    4.60ms ± 0%   -0.82%  (p=0.000 n=8+10)
DecryptPKCS1v15/4096-8    10.7ms ± 0%    10.6ms ± 1%   -0.99%  (p=0.000 n=10+10)
EncryptPKCS1v15/2048-8     158µs ± 0%     157µs ± 0%   -0.63%  (p=0.000 n=10+10)
DecryptOAEP/2048-8        1.50ms ± 0%    1.48ms ± 0%   -1.09%  (p=0.000 n=9+10)
EncryptOAEP/2048-8         161µs ± 0%     160µs ± 0%   -0.34%  (p=0.000 n=9+10)
SignPKCS1v15/2048-8       1.55ms ± 0%    1.53ms ± 1%   -1.32%  (p=0.000 n=10+10)
VerifyPKCS1v15/2048-8      157µs ± 0%     157µs ± 0%   -0.33%  (p=0.004 n=9+10)
SignPSS/2048-8            1.55ms ± 0%    1.54ms ± 0%   -1.14%  (p=0.000 n=10+10)
VerifyPSS/2048-8           160µs ± 0%     160µs ± 0%   -0.32%  (p=0.000 n=10+10)

name                    old alloc/op   new alloc/op   delta
DecryptPKCS1v15/2048-8    15.0kB ± 0%     0.6kB ± 0%  -95.74%  (p=0.000 n=10+10)
DecryptPKCS1v15/3072-8    17.9kB ± 0%     3.5kB ± 0%  -80.65%  (p=0.000 n=10+10)
DecryptPKCS1v15/4096-8    19.1kB ± 0%     4.7kB ± 0%  -75.25%  (p=0.000 n=10+10)
EncryptPKCS1v15/2048-8    7.51kB ± 0%    1.17kB ± 0%  -84.39%  (p=0.000 n=10+10)
DecryptOAEP/2048-8        15.3kB ± 0%     0.9kB ± 0%  -94.29%  (p=0.000 n=10+10)
EncryptOAEP/2048-8        7.74kB ± 0%    1.40kB ± 0%  -81.86%  (p=0.000 n=10+10)
SignPKCS1v15/2048-8       21.6kB ± 0%     0.9kB ± 0%  -95.86%  (p=0.000 n=10+10)
VerifyPKCS1v15/2048-8     7.25kB ± 0%    0.91kB ± 0%  -87.42%  (p=0.000 n=10+10)
SignPSS/2048-8            22.0kB ± 0%     1.3kB ± 0%  -94.12%  (p=0.000 n=10+10)
VerifyPSS/2048-8          7.46kB ± 0%    1.12kB ± 0%  -84.98%  (p=0.000 n=10+10)

name                    old allocs/op  new allocs/op  delta
DecryptPKCS1v15/2048-8      54.0 ± 0%       4.0 ± 0%  -92.59%  (p=0.000 n=10+10)
DecryptPKCS1v15/3072-8      60.0 ± 0%      10.0 ± 0%  -83.33%  (p=0.000 n=10+10)
DecryptPKCS1v15/4096-8      60.0 ± 0%      10.0 ± 0%  -83.33%  (p=0.000 n=10+10)
EncryptPKCS1v15/2048-8      29.0 ± 0%       7.0 ± 0%  -75.86%  (p=0.000 n=10+10)
DecryptOAEP/2048-8          60.0 ± 0%      10.0 ± 0%  -83.33%  (p=0.000 n=10+10)
EncryptOAEP/2048-8          35.0 ± 0%      13.0 ± 0%  -62.86%  (p=0.000 n=10+10)
SignPKCS1v15/2048-8         77.0 ± 0%       5.0 ± 0%  -93.51%  (p=0.000 n=10+10)
VerifyPKCS1v15/2048-8       28.0 ± 0%       6.0 ± 0%  -78.57%  (p=0.000 n=10+10)
SignPSS/2048-8              82.0 ± 0%      10.0 ± 0%  -87.80%  (p=0.000 n=10+10)
VerifyPSS/2048-8            33.0 ± 0%      11.0 ± 0%  -66.67%  (p=0.000 n=10+10)

Updates #58501.
Fixes #58505.

Change-Id: I418c5152833787b80220b556336ec284674c2493
Reviewed-on: https://go-review.googlesource.com/c/go/+/460542
Run-TryBot: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Filippo Valsorda <filippo@golang.org>
(cherry picked from commit ed370d8720)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471855
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-02-28 01:46:28 +00:00
Roland Shoemaker
aaace6dda7 [release-branch.go1.20] crypto/ecdh: explicitly reject mismatched curves in ECDH
Return an explicit error when PrivateKey.ECDH is called with a PublicKey
which uses a different Curve. Also document this requirement, even
though it is perhaps obvious.

Updates #58131.
Fixes #58498.

Change-Id: I739181a3f1283bed14fb5ee7eb78658b854d28d8
Reviewed-on: https://go-review.googlesource.com/c/go/+/464335
Reviewed-by: Filippo Valsorda <filippo@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Tatiana Bradley <tatianabradley@google.com>
Auto-Submit: Roland Shoemaker <roland@golang.org>
Run-TryBot: Roland Shoemaker <roland@golang.org>
(cherry picked from commit 67d8916d55)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471602
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Roland Shoemaker <roland@golang.org>
2023-02-28 01:46:26 +00:00
Matthew Dempsky
0f4483cfdc [release-branch.go1.20] cmd/compile/internal/noder: correct positions for synthetic closures
When inlining functions that contain function literals, we need to be
careful about position information. The OCLOSURE node should use the
inline-adjusted position, but the ODCLFUNC and its body should use the
original positions.

However, the same problem can arise with certain generic constructs,
which require the compiler to synthesize function literals to insert
dictionary arguments.

go.dev/cl/425395 fixed the issue with user-written function literals
in a somewhat kludgy way; this CL extends the same solution to
synthetic function literals.

This is all quite subtle and the solutions aren't terribly robust, so
longer term it's probably desirable to revisit how we track inlining
context for positions. But for now, this seems to be the least bad
solution, esp. for backporting to 1.20.

Updates #54625.
Fixes #58531.

Change-Id: Icc43a70dbb11a0e665cbc9e6a64ef274ad8253d1
Reviewed-on: https://go-review.googlesource.com/c/go/+/468415
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(cherry picked from commit 873c14cec730ee278848f7cc58d2b4d89ab52288)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471677
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Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-02-28 00:07:00 +00:00
Than McIntosh
1362737f50 [release-branch.go1.20] cmd/link: better fix for arm32 trampgen problem with duff routines
This patch provides a fix for a problem linking large arm32 binaries
with external linking, specifically R_CALLARM relocations against
runtime.duff* routines being flagged by the external linker as not
reaching.

What appears to be happening in the bug in question is that the Go
linker and the external linker are using slightly different recipes to
decide whether a given R_CALLARM relocation will "fit" (e.g. will not
require a trampoline). The Go linker is taking into account the addend
on the call reloc (which for calls to runtime.duffcopy or
runtime.duffzero is nonzero), whereas the external linker appears to
be ignoring the addend.

Example to illustrate:

   Addr      Size   Func
   -----     -----  -----
   ...
   XYZ       1024   runtime.duffcopy
   ...
   ABC       ...    mypackge.MyFunc
     + R0: R_CALLARM  o=8 a=848 tgt=runtime.duffcopy<0>

Let's say that the distance between ABC (start address of
runtime.duffcopy) and XYZ (start of MyFunc) is just over the
architected 24-bit maximum displacement for an R_CALLARM (let's say
that ABC-XYZ is just over the architected limit by some small value,
say 36). Because we're calling into runtime.duffcopy at offset 848,
however, the relocation does in fact fit, but if the external linker
isn't taking into account the addend (assuming that all calls target
the first instruction of the called routine), then we'll get a
"doesn't fit" error from the linker.

To work around this problem, revise the ARM trampoline generation code
in the Go linker that computes the trampoline threshold to ignore the
addend on R_CALLARM relocations, so as to harmonize the two linkers.

Fixes #58503.
Updates #58428.
Updates #58425.

Change-Id: I56e580c05b7b47bbe8edf5532a1770bbd700fbe5
Reviewed-on: https://go-review.googlesource.com/c/go/+/469275
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(cherry picked from commit 0b5affb193)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471597
2023-02-27 19:59:34 +00:00
Filippo Valsorda
602eeaab38 [release-branch.go1.20] crypto/internal/nistec: reduce P-256 scalar
Unlike the rest of nistec, the P-256 assembly doesn't use complete
addition formulas, meaning that p256PointAdd[Affine]Asm won't return the
correct value if the two inputs are equal.

This was (undocumentedly) ignored in the scalar multiplication loops
because as long as the input point is not the identity and the scalar is
lower than the order of the group, the addition inputs can't be the same.

As part of the math/big rewrite, we went however from always reducing
the scalar to only checking its length, under the incorrect assumption
that the scalar multiplication loop didn't require reduction.

Added a reduction, and while at it added it in P256OrdInverse, too, to
enforce a universal reduction invariant on p256OrdElement values.

Note that if the input point is the infinity, the code currently still
relies on undefined behavior, but that's easily tested to behave
acceptably, and will be addressed in a future CL.

Updates #58647
Fixes #58720
Fixes CVE-2023-24532

(Filed with the "safe APIs like complete addition formulas are good" dept.)

Change-Id: I7b2c75238440e6852be2710fad66ff1fdc4e2b24
Reviewed-on: https://go-review.googlesource.com/c/go/+/471255
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(cherry picked from commit 203e59ad41)
Reviewed-on: https://go-review.googlesource.com/c/go/+/471695
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Dmitri Shuralyov <dmitshur@google.com>
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Run-TryBot: Roland Shoemaker <roland@golang.org>
2023-02-27 18:47:07 +00:00
Than McIntosh
ac556f35a2 [release-branch.go1.20] cmd/internal/cov: fix misuse of bufio.Reader.Read in read helper
Fix a misuse of bufio.Reader.Read in the helper class
cmd/internal/cov.MReader; the MReader method in question should have
been using io.ReadFull (passing the bufio.Reader) instead of directly
calling Read.

Using the Read method instead of io.ReadFull will result in a "short"
read when processing a specific subset of counter data files, e.g.
those that are short enough to not trigger the mmap-based scheme we
use for larger files, but also with a large args section (something
large enough to exceed the default 4k buffer size used by
bufio.Reader).

Along the way, add some additional defered Close() calls for files
opened by the CovDataReader.visitPod, to enure we don't leave any open
file descriptor following a call to CovDataReader.Visit.

Fixes #58427.
Updates #58411.

Change-Id: Iea48dc25c0081be1ade29f3a633df02a681fd941
Reviewed-on: https://go-review.googlesource.com/c/go/+/466677
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: David Chase <drchase@google.com>
(cherry picked from commit a7fe9ada10)
Reviewed-on: https://go-review.googlesource.com/c/go/+/468536
Reviewed-by: Cherry Mui <cherryyz@google.com>
2023-02-22 20:38:53 +00:00
Ian Lance Taylor
1acd39cc92 [release-branch.go1.20] Revert "internal/poll: drop redundant ENOSYS in CopyFileRange"
This reverts CL 428555.

Reason for revert: It appears that even a newer kernel can get
ENOSYS from copy_file_range.

For #58592
Fixes #58627

Change-Id: Ib8dd1be61544f54bf652a99dc0b449109f8f50ed
Reviewed-on: https://go-review.googlesource.com/c/go/+/470316
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2023-02-22 20:35:23 +00:00
Michael Anthony Knyszek
7b398b1ff7 [release-branch.go1.20] runtime: check for overflow in sweep assist
The sweep assist computation is intentionally racy for performance,
since the specifics of sweep assist aren't super sensitive to error.
However, if overflow occurs when computing the live heap delta, we can
end up with a massive sweep target that causes the sweep assist to sweep
until sweep termination, causing severe latency issues. In fact, because
heapLive doesn't always increase monotonically then anything that
flushes mcaches will cause _all_ allocating goroutines to inevitably get
stuck in sweeping.

Consider the following scenario:
1. SetGCPercent is called, updating sweepHeapLiveBasis to heapLive.
2. Very shortly after, ReadMemStats is called, flushing mcaches and
   decreasing heapLive below the value sweepHeapLiveBasis was set to.
3. Every allocating goroutine goes to refill its mcache, calls into
   deductSweepCredit for sweep assist, and gets stuck sweeping until
   the sweep phase ends.

Fix this by just checking for overflow in the delta live heap calculation
and if it would overflow, pick a small delta live heap. This probably
means that no sweeping will happen at all, but that's OK. This is a
transient state and the runtime will recover as soon as heapLive
increases again.

Note that deductSweepCredit doesn't check overflow on other operations
but that's OK: those operations are signed and extremely unlikely to
overflow. The subtraction targeted by this CL is only a problem because
it's unsigned. An alternative fix would be to make the operation signed,
but being explicit about the overflow situation seems worthwhile.

For #57523.
Fixes #58536.

Change-Id: Ib18f71f53468e913548aac6e5358830c72ef0215
Reviewed-on: https://go-review.googlesource.com/c/go/+/468375
Reviewed-by: Michael Pratt <mpratt@google.com>
Run-TryBot: Michael Knyszek <mknyszek@google.com>
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2023-02-15 21:52:31 +00:00
Cuong Manh Le
2d01f3695b [release-branch.go1.20] cmd/compile: fix wrong escape analysis for go/defer generic calls
For go/defer calls like "defer f(x, y)", the compiler rewrites it to:

	x1, y1 := x, y
	defer func() { f(x1, y1) }()

However, if "f" needs runtime type information, the "RType" field will
refer to the outer ".dict" param, causing wrong liveness analysis.

To fix this, if "f" refers to outer ".dict", the dict param will be
copied to an autotmp, and "f" will refer to this autotmp instead.

Fixes #58467

Change-Id: I238b6e75441442b5540d39bc818205398e80c94d
Reviewed-on: https://go-review.googlesource.com/c/go/+/466035
Reviewed-by: David Chase <drchase@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
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2023-02-15 21:46:55 +00:00
Cuong Manh Le
965e9ba0fb [release-branch.go1.20] cmd/compile: disable inline static init optimization
There are a plenty of regression in 1.20 with this optimization. This CL
disable inline static init, so it's safer to backport to 1.20 branch.

The optimization will be enabled again during 1.21 cycle.

Fixes #58444

Change-Id: If5916008597b46146b4dc7108c6b389d53f35e95
Reviewed-on: https://go-review.googlesource.com/c/go/+/467015
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
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2023-02-15 21:45:58 +00:00
Adin Scannell
85ded85b78 [release-branch.go1.20] runtime: fix signature for linked functions
These functions are linked using go:linkname, but do not match the
original declarations. This change brings these in sync.

For #58442.

Change-Id: I16651304c3dba2f9897c2c42e30555d2f7805c2a
Reviewed-on: https://go-review.googlesource.com/c/go/+/466615
Reviewed-by: Michael Pratt <mpratt@google.com>
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(cherry picked from commit 8fb9565832)
Reviewed-on: https://go-review.googlesource.com/c/go/+/466859
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Austin Clements <austin@google.com>
2023-02-15 21:45:24 +00:00
Michael Pratt
828b05cc64 [release-branch.go1.20] all: update vendored golang.org/x/net
Update golang.org/x/net to the tip of internal-branch.go1.20-vendor to
include CL 468336.

The contents of that CL were already merged into this branch in CL
468122, so this CL just brings go.mod back in line to matching the
actual vendored content.

For #58356
For #57855

Change-Id: I6ee9483077630c11c725927f38f6b69a784106db
Reviewed-on: https://go-review.googlesource.com/c/go/+/468302
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2023-02-14 20:55:09 +00:00
Gopher Robot
202a1a5706 [release-branch.go1.20] go1.20.1
Change-Id: I6a40cdd44d7bc7e4bf95a5169ecad16757eb41d3
Reviewed-on: https://go-review.googlesource.com/c/go/+/468238
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2023-02-14 18:12:19 +00:00
Roland Shoemaker
8e02cffd8e [release-branch.go1.20] net/http: update bundled golang.org/x/net/http2
Disable cmd/internal/moddeps test, since this update includes PRIVATE
track fixes.

Fixes CVE-2022-41723
Fixes #58356
Updates #57855

Change-Id: I603886b5b76c16303dab1420d4ec8b7c7cdcf330
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1728940
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2023-02-14 17:25:55 +00:00
Roland Shoemaker
5286ac4ed8 [release-branch.go1.20] crypto/tls: replace all usages of BytesOrPanic
Message marshalling makes use of BytesOrPanic a lot, under the
assumption that it will never panic. This assumption was incorrect, and
specifically crafted handshakes could trigger panics. Rather than just
surgically replacing the usages of BytesOrPanic in paths that could
panic, replace all usages of it with proper error returns in case there
are other ways of triggering panics which we didn't find.

In one specific case, the tree routed by expandLabel, we replace the
usage of BytesOrPanic, but retain a panic. This function already
explicitly panicked elsewhere, and returning an error from it becomes
rather painful because it requires changing a large number of APIs.
The marshalling is unlikely to ever panic, as the inputs are all either
fixed length, or already limited to the sizes required. If it were to
panic, it'd likely only be during development. A close inspection shows
no paths for a user to cause a panic currently.

This patches ends up being rather large, since it requires routing
errors back through functions which previously had no error returns.
Where possible I've tried to use helpers that reduce the verbosity
of frequently repeated stanzas, and to make the diffs as minimal as
possible.

Thanks to Marten Seemann for reporting this issue.

Updates #58001
Fixes #58359
Fixes CVE-2022-41724

Change-Id: Ieb55867ef0a3e1e867b33f09421932510cb58851
Reviewed-on: https://team-review.git.corp.google.com/c/golang/go-private/+/1679436
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(cherry picked from commit 1d4e6ca9454f6cf81d30c5361146fb5988f1b5f6)
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2023-02-14 17:25:50 +00:00
Damien Neil
53b43607d9 [release-branch.go1.20] mime/multipart: limit memory/inode consumption of ReadForm
Reader.ReadForm is documented as storing "up to maxMemory bytes + 10MB"
in memory. Parsed forms can consume substantially more memory than
this limit, since ReadForm does not account for map entry overhead
and MIME headers.

In addition, while the amount of disk memory consumed by ReadForm can
be constrained by limiting the size of the parsed input, ReadForm will
create one temporary file per form part stored on disk, potentially
consuming a large number of inodes.

Update ReadForm's memory accounting to include part names,
MIME headers, and map entry overhead.

Update ReadForm to store all on-disk file parts in a single
temporary file.

Files returned by FileHeader.Open are documented as having a concrete
type of *os.File when a file is stored on disk. The change to use a
single temporary file for all parts means that this is no longer the
case when a form contains more than a single file part stored on disk.

The previous behavior of storing each file part in a separate disk
file may be reenabled with GODEBUG=multipartfiles=distinct.

Update Reader.NextPart and Reader.NextRawPart to set a 10MiB cap
on the size of MIME headers.

Thanks to Jakob Ackermann (@das7pad) for reporting this issue.

Updates #58006
Fixes #58363
Fixes CVE-2022-41725

Change-Id: Ibd780a6c4c83ac8bcfd3cbe344f042e9940f2eab
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(cherry picked from commit 7d0da0029bfbe3228cc5216ced8c7b3184eb517d)
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2023-02-14 16:58:51 +00:00
Damien Neil
bdf07c2e16 [release-branch.go1.20] path/filepath: do not Clean("a/../c:/b") into c:\b on Windows
Do not permit Clean to convert a relative path into one starting
with a drive reference. This change causes Clean to insert a .
path element at the start of a path when the original path does not
start with a volume name, and the first path element would contain
a colon.

This may introduce a spurious but harmless . path element under
some circumstances. For example, Clean("a/../b:/../c") becomes `.\c`.

This reverts CL 401595, since the change here supersedes the one
in that CL.

Thanks to RyotaK (https://twitter.com/ryotkak) for reporting this issue.

Updates #57274
Fixes #57276
Fixes CVE-2022-41722

Change-Id: I837446285a03aa74c79d7642720e01f354c2ca17
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(cherry picked from commit 8ca37f4813ef2f64600c92b83f17c9f3ca6c03a5)
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Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Michael Pratt <mpratt@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Michael Pratt <mpratt@google.com>
2023-02-14 16:58:49 +00:00
Frederic Branczyk
3a04b6e12e [release-branch.go1.20] cmd/compile/internal/pgo: fix hard-coded PGO sample data position
This patch detects at which index position profiling samples that have
the value-type samples count are, instead of the previously hard-coded
position of index 1. Runtime generated profiles always generate CPU
profiling data with the 0 index being CPU nanoseconds, and samples count
at index 1, which is why this previously hasn't come up.

This is a redo of CL 465135, now allowing empty profiles. Note that
preprocessProfileGraph will already cause pgo.New to return nil for
empty profiles.

For #58292
For #58309

Change-Id: Ia6c94f0793f6ca9b0882b5e2c4d34f38e600c1e3
Reviewed-on: https://go-review.googlesource.com/c/go/+/467375
Run-TryBot: Michael Pratt <mpratt@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
2023-02-10 19:24:45 +00:00
Bryan C. Mills
00f5d3001a [release-branch.go1.20] cmd/go/internal/script: retry ETXTBSY errors in scripts
Fixes #58431.
Updates #58019.

Change-Id: Ib25d668bfede6e87a3786f44bdc0db1027e3ebec
Reviewed-on: https://go-review.googlesource.com/c/go/+/463748
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Bryan Mills <bcmills@google.com>
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Reviewed-by: Ian Lance Taylor <iant@google.com>
(cherry picked from commit 23c0121e4e)
Reviewed-on: https://go-review.googlesource.com/c/go/+/466856
Reviewed-by: David Chase <drchase@google.com>
2023-02-10 17:48:14 +00:00
Bryan C. Mills
7628627cb2 [release-branch.go1.20] cmd/go/internal/test: refresh flagdefs.go and fix test
The tests for cmd/go/internal/test were not running at all due to a
missed call to m.Run in TestMain. That masked a missing vet analyzer
("timeformat") and a missed update to the generator script in
CL 355452.

Fixes #58421.
Updates #58415.

Change-Id: I7b0315952967ca07a866cdaa5903478b2873eb7a
Reviewed-on: https://go-review.googlesource.com/c/go/+/466635
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
(cherry picked from commit 910f041ff0)
Reviewed-on: https://go-review.googlesource.com/c/go/+/466855
2023-02-10 17:41:09 +00:00
Bryan C. Mills
1fa2deb1b1 [release-branch.go1.20] cmd/go: remove tests that assume lack of new versions of external modules
In general it seems ok to assume that an open-source module that did
exist will continue to do so — after all, users of open-source modules
already do that all the time. However, we should not assume that those
modules do not publish new versions — that's really up to their
maintainers to decide.

Two existing tests did make that assumption for the module
gopkg.in/natefinch/lumberjack.v2. Let's remove those two tests.
If we need to replace them at some point, we can replace them with
hermetic test-only modules (#54503) or perhaps modules owned by the Go
project.

Updates #58445.
Fixes #58450.

Change-Id: Ica8fe587d86fc41f3d8445a4cd2b8820455ae45f
Reviewed-on: https://go-review.googlesource.com/c/go/+/466861
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Bryan Mills <bcmills@google.com>
Reviewed-by: David Chase <drchase@google.com>
2023-02-10 17:29:40 +00:00
Russ Cox
a943fd0ccc [release-branch.go1.20] runtime: skip darwin osinit_hack on ios
Darwin needs the osinit_hack call to fix some bugs in the Apple libc
that surface when Go programs call exec. On iOS, the functions that
osinit_hack uses are not available, so signing fails. But on iOS exec
is also unavailable, so the hack is not needed. Disable it there,
which makes signing work again.

Fixes #58323.
Fixes #58419.

Change-Id: I3f1472f852bb36c06854fe1f14aa27ad450c5945
Reviewed-on: https://go-review.googlesource.com/c/go/+/466516
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Dave Anderson <danderson@tailscale.com>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Russ Cox <rsc@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/467316
2023-02-10 17:19:24 +00:00
Russ Cox
fbba58a0a4 [release-branch.go1.20] cmd/link: keep go.buildinfo even with --gc-sections
If you use an external linker with --gc-sections, nothing refers
to .go.buildinfo, so the section is deleted, which in turns makes
'go version' fail on the binary. It is important for vulnerability
scanning and the like to be able to run 'go version' on any binary.

Fix this by inserting a reference to .go.buildinfo from the rodata
section, which will not be GC'ed.

Fixes #58222.
Fixes #58224.

Change-Id: I1e13e9464acaf2f5cc5e0b70476fa52b43651123
Reviewed-on: https://go-review.googlesource.com/c/go/+/464435
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
Auto-Submit: Russ Cox <rsc@golang.org>
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Reviewed-on: https://go-review.googlesource.com/c/go/+/464796
2023-02-10 17:19:20 +00:00
qmuntal
9987cb6cf3 [release-branch.go1.20] time: update windows zoneinfo_abbrs
zoneinfo_abbrs hasn't been updated since go 1.14, it's time to
regenerate it.

Fixes #58117.

Change-Id: Ic156ae607c46f1f5a9408b1fc0b56de6c14a4ed4
Reviewed-on: https://go-review.googlesource.com/c/go/+/463838
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
Run-TryBot: Quim Muntal <quimmuntal@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Bryan Mills <bcmills@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
(cherry picked from commit 007d8f4db1)
Reviewed-on: https://go-review.googlesource.com/c/go/+/466436
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Quim Muntal <quimmuntal@gmail.com>
Run-TryBot: David Chase <drchase@google.com>
2023-02-09 18:01:32 +00:00
Matthew Dempsky
90b06002c4 [release-branch.go1.20] cmd/compile/internal/noder: stop creating TUNION types
In the types1 universe under the unified frontend, we never need to
worry about type parameter constraints, so we only see pure
interfaces. However, we might still see interfaces that contain union
types, because of interfaces like "interface{ any | int }" (equivalent
to just "any").

We can handle these without needing to actually represent type unions
within types1 by simply mapping any union to "any".

Fixes #58413.

Change-Id: I5e4efcf0339edbb01f4035c54fb6fb1f9ddc0c65
Reviewed-on: https://go-review.googlesource.com/c/go/+/458619
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Keith Randall <khr@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
(cherry picked from commit a7de684e1b)
Reviewed-on: https://go-review.googlesource.com/c/go/+/466435
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: David Chase <drchase@google.com>
2023-02-09 18:01:12 +00:00
Cuong Manh Le
487be3f90b [release-branch.go1.20] cmd/compile: fix inline static init arguments substitued tree
Blank node must be ignored when building arguments substitued tree.
Otherwise, it could be used to replace other blank node in left hand
side of an assignment, causing an invalid IR node.

Consider the following code:

	type S1 struct {
		s2 S2
	}

	type S2 struct{}

	func (S2) Make() S2 {
		return S2{}
	}

	func (S1) Make() S1 {
		return S1{s2: S2{}.Make()}
	}

	var _ = S1{}.Make()

After staticAssignInlinedCall, the assignment becomes:

	var _ = S1{s2: S2{}.Make()}

and the arg substitued tree is "map[*ir.Name]ir.Node{_: S1{}}". Now,
when doing static assignment, if there is any assignment to blank node,
for example:

	_ := S2{}

That blank node will be replaced with "S1{}":

	S1{} := S2{}

So constructing an invalid IR which causes the ICE.

Fixes #58335

Change-Id: I21b48357f669a7e02a7eb4325246aadc31f78fb9
Reviewed-on: https://go-review.googlesource.com/c/go/+/465098
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/466275
Reviewed-by: Than McIntosh <thanm@google.com>
2023-02-09 17:29:22 +00:00
Cuong Manh Le
7302f83d87 [release-branch.go1.20] cmd/compile: remove constant arithmetic overflows during typecheck
Since go1.19, these errors are already reported by types2 for any user's
Go code. Compiler generated code, which looks like constant expression
should be evaluated as non-constant semantic, which allows overflows.

Fixes #58319

Change-Id: I6f0049a69bdb0a8d0d7a0db49c7badaa92598ea2
Reviewed-on: https://go-review.googlesource.com/c/go/+/466676
Reviewed-by: Keith Randall <khr@google.com>
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Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
2023-02-09 17:09:03 +00:00
Gopher Robot
de4748c47c [release-branch.go1.20] go1.20
Change-Id: I156873d216ccb7d91e716b4348069df246b527b3
Reviewed-on: https://go-review.googlesource.com/c/go/+/464496
Run-TryBot: Gopher Robot <gobot@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
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2023-02-01 19:03:46 +00:00
Than McIntosh
52bd3b186b [release-branch.go1.20] internal/coverage/decodemeta: fix coding error in func literal handling
Fix a coding error in coverage meta-data decoding in the method
decodemeta.CoverageMetaDataDecoder.ReadFunc. The code was not
unconditionally assigning the "function literal" field of the
coverage.FuncDesc object passed in, resulting in bad values depending
on what the state of the field happened to be in the object.

Fixes #57942.

Change-Id: I6dfd7d7f7af6004f05c622f9a7116e9f6018cf4f
Reviewed-on: https://go-review.googlesource.com/c/go/+/462955
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
(cherry picked from commit 620399ef0d)
Reviewed-on: https://go-review.googlesource.com/c/go/+/463418
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
2023-01-26 23:27:53 +00:00
Than McIntosh
be7e4fee4b [release-branch.go1.20] runtime/coverage: avoid non-test coverage profiles in test report helper
When walking through the set of coverage data files generated from a
"go test -cover" run, it's possible to encounter pods (clumps of data
files) that were generated by a run from an instrumented Go tool (for
example, cmd/compile). Add a guard to the test reporting code to
ensure that it only processes files created by the currently running
test.

Fixes #57924.

Change-Id: I1bb7dce88305e1088162e3cb1df628486ecee1c1
Reviewed-on: https://go-review.googlesource.com/c/go/+/462756
Reviewed-by: David Chase <drchase@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Run-TryBot: Than McIntosh <thanm@google.com>
(cherry picked from commit cf70d37967)
Reviewed-on: https://go-review.googlesource.com/c/go/+/463417
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
2023-01-26 23:27:43 +00:00
Changkun Ou
b68d699aa7 [release-branch.go1.20] sync: document memory model for Swap/CompareAnd{Swap,Delete} in Map
CL 381316 documented the memory model of Map's APIs. However, the newly
introduced Swap, CompareAndSwap, and CompareAndDelete are missing from
this documentation as CL 399094 did not add this info.

This CL specifies the defined read/write operations of the new Map APIs.

For #51972

Change-Id: I519a04040a0b429a3f978823a183cd62e42c90ae
Reviewed-on: https://go-review.googlesource.com/c/go/+/459715
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Changkun Ou <mail@changkun.de>
Auto-Submit: Bryan Mills <bcmills@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
(cherry picked from commit f07910bd57)
Reviewed-on: https://go-review.googlesource.com/c/go/+/463416
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Changkun Ou <mail@changkun.de>
2023-01-25 19:53:59 +00:00
Keith Randall
10124c2631 [release-branch.go1.20] Revert "cmd/compile: teach prove about bitwise OR operation"
This reverts commit 3680b5e9c4.

Reason for revert: causes long compile times on certain functions. See issue #57959

Change-Id: Ie9e881ca8abbc79a46de2bfeaed0b9d6c416ed42
Reviewed-on: https://go-review.googlesource.com/c/go/+/463295
Run-TryBot: Keith Randall <khr@golang.org>
Reviewed-by: David Chase <drchase@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
(cherry picked from commit a6ddb15f8f)
Reviewed-on: https://go-review.googlesource.com/c/go/+/463415
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Keith Randall <khr@google.com>
2023-01-25 18:41:55 +00:00
Joe Tsai
5adb0ca8e9 [release-branch.go1.20] time: revert strict parsing of RFC 3339
CL 444277 fixed Time.UnmarshalText and Time.UnmarshalJSON to properly
unmarshal timestamps according to RFC 3339 instead of according
to Go's bespoke time syntax that is a superset of RFC 3339.

However, this change seems to have broken an AWS S3 unit test
that relies on parsing timestamps with single digit hours.
It is unclear whether S3 emits these timestamps in production or
whether this is simply a testing artifact that has been cargo culted
across many code bases. Either way, disable strict parsing for now
and re-enable later with better GODEBUG support.

Updates #54580

Change-Id: Icced2c7f9a6b2fc06bbd9c7e90f90edce24c2306
Reviewed-on: https://go-review.googlesource.com/c/go/+/462286
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Joseph Tsai <joetsai@digital-static.net>
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Auto-Submit: Russ Cox <rsc@golang.org>
Reviewed-by: Russ Cox <rsc@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-on: https://go-review.googlesource.com/c/go/+/462675
Reviewed-by: Joseph Tsai <joetsai@digital-static.net>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
2023-01-18 20:42:20 +00:00
Russ Cox
8b34676710 [release-branch.go1.20] cmd: update x/tools to latest internal Go 1.20 branch
Import x/tools as of CL 462596 (070db2996ebe, Jan 18 2022),
to bring in two vet analysis fixes (printf and loopclosure).

For #57911.
Fixes #57903.
Fixes #57904.

Change-Id: I82fe4e9bd56fb8e64394ee8618c155316942a517
Reviewed-on: https://go-review.googlesource.com/c/go/+/462555
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Bryan Mills <bcmills@google.com>
Auto-Submit: Russ Cox <rsc@golang.org>
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Reviewed-on: https://go-review.googlesource.com/c/go/+/462695
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Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2023-01-18 20:41:57 +00:00
Cuong Manh Le
d7c6da8bac [release-branch.go1.20] cmd/compile: fix unsafe.{SliceData,StringData} escape analysis memory corruption
Updates #57823
Updates #57854

Change-Id: I54654d3ecb20b75afa9052c5c9db2072a86188d4
Reviewed-on: https://go-review.googlesource.com/c/go/+/461759
Reviewed-by: Cherry Mui <cherryyz@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@golang.org>
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Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-on: https://go-review.googlesource.com/c/go/+/461760
2023-01-18 18:32:01 +00:00
Matthew Dempsky
9eed826bf9 [release-branch.go1.20] cmd/compile: fix static init inlining for hidden node fields
Unified IR added several new IR fields for holding *runtime._type
expressions. To avoid throwing off any frontend semantics
(particularly inlining cost heuristics), they were marked as
`mknode:"-"` so that code wouldn't visit them.

Unfortunately, this has a bad interaction with the static init
inlining optimization, because the latter relies on ir.EditChildren to
substitute all parameters. This potentially includes dictionary
parameters, which can appear within the new RType fields.

This CL adds a new ir.EditChildrenWithHidden function that also edits
these fields, and switches staticinit to use it. Longer term, we
should unhide the RType fields so that ir.EditChildren visits them
normally, but that's scarier so late in the release cycle.

Updates #57778.
Updates #57854.

Change-Id: I98c1e8cf366156dc0c81a0cb79029cc5e59c476f
Reviewed-on: https://go-review.googlesource.com/c/go/+/461686
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
(cherry picked from commit 9f2fbedf010d59c3ecaa8c25b07a5f68fcb2e3d5)
Reviewed-on: https://go-review.googlesource.com/c/go/+/462535
Auto-Submit: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
2023-01-17 23:46:00 +00:00
Cherry Mui
670ce9b8a8 [release-branch.go1.20] all: merge master (9088c69) into release-branch.go1.20
Merge List:

+ 2023-01-17 9088c691da cmd/compile: ensure temp register mask isn't empty
+ 2023-01-17 c0799f7015 os: document that Rename is not atomic on non-Unix platforms
+ 2023-01-17 d74c31f0ba doc/go1.20: update cryptography release notes
+ 2023-01-17 8e19929436 strings: remove redundant symbols
+ 2023-01-17 6cb8c43b84 cmd/go: include coverage build flags for "go list"
+ 2023-01-17 02ed0e5e67 crypto/ed25519: improve Ed25519ctx docs and add example
+ 2023-01-17 f375b305c8 crypto/x509: clarify that CheckSignatureFrom and CheckSignature are low-level APIs
+ 2023-01-17 8409251e10 cmd/go: document GODEBUG=installgoroot=all
+ 2023-01-17 66689c7d46 doc/go1.20: remove mention of arena goexperiment
+ 2023-01-17 145dd38471 archive/tar, archive/zip: document ErrInsecurePath and GODEBUG setting
+ 2023-01-16 1c65b69bd1 runtime: fix performance regression in morestack_noctxt on ppc64
+ 2023-01-13 ebb572d82f Revert "internal/fsys: follow root symlink in fsys.Walk"
+ 2023-01-13 16cec4e7a0 doc/go1.20: mention build speed improvements
+ 2023-01-13 643f463186 cmd/cover: remove go.mod from testdata subdir

Change-Id: I4d56c9353d423f7e7169db7e30cb59515d422a56
2023-01-17 13:45:09 -05:00
Gopher Robot
b3160e8bce [release-branch.go1.20] go1.20rc3
Change-Id: I87007947c075e8b90dd74bdf164b59e81487f6de
Reviewed-on: https://go-review.googlesource.com/c/go/+/461836
Reviewed-by: Heschi Kreinick <heschi@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
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Reviewed-by: Carlos Amedee <carlos@golang.org>
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2023-01-12 17:16:08 +00:00
Carlos Amedee
9efc2e7f95 [release-branch.go1.20] all: merge master (245e95d) into release-branch.go1.20
Merge List:

+ 2023-01-11 245e95dfab go/types, types2: don't look up fields or methods when expecting a type
+ 2023-01-11 18625d9bec runtime: fix incorrect comment
+ 2023-01-11 6ad27161f8 cmd/compile: better error message for when a type is in a constraint but not the type set
+ 2023-01-10 76d39ae349 cmd/link, runtime: Apple libc atfork workaround take 3
+ 2023-01-10 0a0de0fc42 runtime: revert use of __fork to work around Apple atfork bugs
+ 2023-01-10 82f09b75ca os/exec: avoid leaking an exec.Cmd in TestWaitInterrupt
+ 2023-01-09 0202ad0b3a cmd/compile: prevent IsNewObject from taking quadratic time
+ 2023-01-09 64519baf38 cmd/compile/internal/pgo: add hint to missing start_line error
+ 2023-01-09 376076f3c6 runtime: skip TestCgoPprofCallback in short mode, don't run in parallel
+ 2023-01-09 0bbd67e52f runtime/pprof: document possibility of empty stacks
+ 2023-01-09 d9f23cfe78 runtime/pprof: improve output of TestLabelSystemstack
+ 2023-01-09 8232a09e3e sync/atomic: fix the note of atomic.Store
+ 2023-01-09 841c3eb166 all: fix typos in go file comments
+ 2023-01-06 f721fa3be9 syscall: skip TestUseCgroupFD if cgroupfs not mounted
+ 2023-01-06 76ec919237 net: fix typo in hosts.go
+ 2023-01-06 660d4815ea cmd/compile: describe how Go maps to wasm implementation
+ 2023-01-05 119f679a3b crypto/tls: fix typo in cacheEntry godoc
+ 2023-01-05 d50ea217f6 cmd/cover: fix problems with "go test -covermode=atomic sync/atomic"
+ 2023-01-04 bae7d772e8 doc/go1.20: fix links to new strings functions
+ 2023-01-04 4e7c838483 crypto/internal/boring: add dev.boringcrypto README.md text
+ 2023-01-04 46e3d9d12a cmd/compile: use "satisfies" (not "implements") for constraint errors
+ 2023-01-04 79cdecc852 cmd/gofmt: fix a typo in a comment
+ 2023-01-03 9955a7e9bb README.vendor: minor updates
+ 2023-01-03 d03231d9ce doc/go1.20: fix http.ResponseController example
+ 2023-01-03 cdc73f0679 .github: suggest using private browsing in pkgsite template

Change-Id: I73be496aa4163ad1d3a6cc8114f1a612968d4b10
2023-01-11 18:01:18 -05:00
Gopher Robot
32593a9192 [release-branch.go1.20] go1.20rc2
Change-Id: Ieb30cc96008bd705677e44983c68d4581706cc05
Reviewed-on: https://go-review.googlesource.com/c/go/+/460498
Auto-Submit: Gopher Robot <gobot@golang.org>
Run-TryBot: Gopher Robot <gobot@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
2023-01-04 16:02:35 +00:00
Heschi Kreinick
eb598248ba [release-branch.go1.20] all: merge master (db36eca) into release-branch.go1.20
Merge List:

+ 2022-12-29 db36eca33c doc/go1.20: fix typos
+ 2022-12-29 642fd5f7ce go/types, types2: use strict comparability for type set intersection
+ 2022-12-28 9123221ccf misc/cgo/testsanitizers: run libfuzzer tests in temp directory
+ 2022-12-27 e870de9936 misc/cgo/testsanitizers: add libfuzzer tests
+ 2022-12-23 38cfb3be9d testing: rephrase the sentence about naming test files
+ 2022-12-23 1ba7341cb2 cmd/link, runtime: use a different section for Go libfuzzer counters
+ 2022-12-22 c61d322d5f runtime: call __fork instead of fork on darwin
+ 2022-12-22 6c9b661867 runtime: revert Apple libc atfork workaround
+ 2022-12-22 6d3139b203 misc/cgo/testshared: test build std in shared mode
+ 2022-12-22 de6abd7889 runtime/internal/startlinetest: work around shared buildmode linking issue
+ 2022-12-22 18baca6765 runtime/race: add build tag to internal amd64vN packages
+ 2022-12-22 13ed4f42f0 doc/go1.20: fix typo
+ 2022-12-21 fadd77c05b runtime/coverage: add missing file close in test support helper
+ 2022-12-21 c9a10d48a8 crypto/x509: return typed verification errors on macOS
+ 2022-12-21 2321abc5e9 archive/tar, archive/zip: revert documentation of ErrInsecurePath
+ 2022-12-21 458241f981 net/http/httputil: don't add X-Forwarded-{Host,Proto} after invoking Director funcs
+ 2022-12-21 58f6022eee syscall: don't use faccessat2 on android
+ 2022-12-21 78fc81070a net: use correct dns msg size
+ 2022-12-19 a5a4744250 os: reenable TestReaddirSmallSeek on windows
+ 2022-12-17 0b2ad1d815 cmd/compile: sign-extend the 2nd argument of the LoweredAtomicCas32 on loong64,mips64x,riscv64
+ 2022-12-16 8bcc490667 os/user,net: add -fno-stack-protector to CFLAGS
+ 2022-12-16 f4b42f5cb8 net/http: improve errors in TestCancelRequestWhenSharingConnection
+ 2022-12-16 24ac659a39 syscall, internal/poll: fall back to accept on linux-arm
+ 2022-12-16 3323dab1f4 os/exec: retry ETXTBSY errors in TestFindExecutableVsNoexec
+ 2022-12-15 628a1e7d3a doc/go1.20: fix typo
+ 2022-12-15 357ea85892 spec: fix typo
+ 2022-12-14 ea14d1b6e1 spec: document which recursive arrays and structs are valid/invalid
+ 2022-12-14 0b8add46ce doc/go1.20.html: pre-announce dropping Windows 7, 8, and friends
+ 2022-12-14 4f8bc6224b cmd/compile: desugar OCALLMETH->OCALLFUNC within devirtualization
+ 2022-12-14 5c682f94c6 spec: document illegal recursive type parameter lists
+ 2022-12-14 bd42aa86d3 spec: describe new semantics for comparable and constraint satisfaction
+ 2022-12-14 ffefcd360b spec: introduce notion of strict comparability
+ 2022-12-13 cb07765045 syscall: fix closing of reordered FDs in plan9 ForkExec
+ 2022-12-13 5ba98b9756 go/types, types2: report type mismatch error when conversion is impossible
+ 2022-12-13 61e2b8ec59 cmd/gc: test temp string comparison with all ops
+ 2022-12-12 b16e94d13d syscall: skip TestUseCgroupFD if cgroupfs mounted RO
+ 2022-12-12 27301e8247 syscall: fix shadowing bugs in forkAndExecInChild
+ 2022-12-12 6f7a95d25e sync: remove unused const
+ 2022-12-12 6b895d9eaa doc/go1.20: fix typo
+ 2022-12-12 c6ad9dc9b5 debug/buildinfo: check pointer size on buildinfo.Read
+ 2022-12-12 5dca7ed66f doc/go1.20: fix URL anchor
+ 2022-12-11 888047c310 cmd/compile: fix conditional move rule on PPC64
+ 2022-12-10 9b8750f53e os: skip size test in TestLstat if the file is a symlink
+ 2022-12-09 e8f78cb60c cmd/compile: fix conditional select rule
+ 2022-12-09 e76c87b191 doc: fix typo in 1.20 release notes
+ 2022-12-09 80f7484af7 os/user: zero-initialize C structs returned to Go
+ 2022-12-08 e738a2f19b go/types, types2: always rename type parameters during inference
+ 2022-12-08 8247b9f17a doc: fix typo
+ 2022-12-08 f368abb46e doc/go1.20: correct test binary -v flag value for test2json
+ 2022-12-08 7973b0e508 cmd/{go,cover,covdata}: fix 'package main' inconsistent handling
+ 2022-12-08 0aad4d3257 cmd/link: fix dynamic interpreter path for musl-based linux amd64
+ 2022-12-08 eaf0e3d465 runtime: remove arbitrary timeouts in finalizer tests
+ 2022-12-08 c8313d4fa8 cmd/go: deflake TestScript/test2json_interrupt
+ 2022-12-08 b9747e0e6b os/user: on AIX getpwuid_r seems to return -1 on overflow
+ 2022-12-07 9431237d77 internal/safefilepath: fix TestFromFS on Plan 9
+ 2022-12-07 7c7cd56870 cmd/go: in TestTerminalPassthrough, delay subprocess exit until the PTY has been read

Change-Id: I037343df0fe5b171b5f5726fcc55c01108d2563e
2023-01-03 12:21:39 -05:00
Gopher Robot
9f02342144 [release-branch.go1.20] go1.20rc1
Change-Id: I26470f8bcd902f9e1c7877763e360cb3c6255f3a
Reviewed-on: https://go-review.googlesource.com/c/go/+/456096
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Gopher Robot <gobot@golang.org>
Reviewed-by: Michael Pratt <mpratt@google.com>
TryBot-Bypass: Michael Pratt <mpratt@google.com>
Auto-Submit: Gopher Robot <gobot@golang.org>
2022-12-07 22:00:46 +00:00
Michael Pratt
0480336414 [release-branch.go1.20] update codereview.cfg for release-branch.go1.20
Following go.dev/cl/334376.

Change-Id: I96be6379566b5bcc31e41bdd5f30946b06001153
Reviewed-on: https://go-review.googlesource.com/c/go/+/455896
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Michael Pratt <mpratt@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2022-12-07 18:00:33 +00:00
9400 changed files with 328899 additions and 1200982 deletions

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---
name: Bugs
about: The go command, standard library, or anything else
title: "affected/package: "
---
<!--
Please answer these questions before submitting your issue. Thanks!
-->
### What version of Go are you using (`go version`)?
<pre>
$ go version
</pre>
### Does this issue reproduce with the latest release?
### What operating system and processor architecture are you using (`go env`)?
<details><summary><code>go env</code> Output</summary><br><pre>
$ go env
</pre></details>
### What did you do?
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If possible, provide a recipe for reproducing the error.
A complete runnable program is good.
A link on go.dev/play is best.
-->
### What did you expect to see?
### What did you see instead?

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@@ -1,94 +0,0 @@
# https://docs.github.com/en/communities/using-templates-to-encourage-useful-issues-and-pull-requests/configuring-issue-templates-for-your-repository#creating-issue-forms
# https://docs.github.com/en/communities/using-templates-to-encourage-useful-issues-and-pull-requests/syntax-for-githubs-form-schema
name: Bugs
description: The go command, standard library, or anything else
title: "import/path: issue title"
body:
- type: markdown
attributes:
value: |
Thanks for helping us improve! 🙏 Please answer these questions and provide as much information as possible about your problem.
- type: input
id: go-version
attributes:
label: Go version
description: |
What version of Go are you using (`go version`)?
Note: we only [support](https://go.dev/doc/devel/release#policy) the two most recent major releases.
placeholder: ex. go version go1.20.7 darwin/arm64
validations:
required: true
- type: textarea
id: go-env
attributes:
label: "Output of `go env` in your module/workspace:"
placeholder: |
GO111MODULE=""
GOARCH="arm64"
GOBIN="/Users/gopher/go/bin"
GOCACHE="/Users/gopher/go/cache"
GOENV="/Users/gopher/Library/Application Support/go/env"
GOEXE=""
GOEXPERIMENT=""
GOFLAGS=""
GOHOSTARCH="arm64"
GOHOSTOS="darwin"
GOINSECURE=""
GOMODCACHE="/Users/gopher/go/pkg/mod"
GONOPROXY=""
GONOSUMDB=""
GOOS="darwin"
GOPATH="/Users/gopher/go"
GOPRIVATE=""
GOPROXY="https://proxy.golang.org,direct"
GOROOT="/usr/local/go"
GOSUMDB="sum.golang.org"
GOTMPDIR=""
GOTOOLDIR="/usr/local/go/pkg/tool/darwin_arm64"
GOVCS=""
GOVERSION="go1.20.7"
GCCGO="gccgo"
AR="ar"
CC="clang"
CXX="clang++"
CGO_ENABLED="1"
GOMOD="/dev/null"
GOWORK=""
CGO_CFLAGS="-O2 -g"
CGO_CPPFLAGS=""
CGO_CXXFLAGS="-O2 -g"
CGO_FFLAGS="-O2 -g"
CGO_LDFLAGS="-O2 -g"
PKG_CONFIG="pkg-config"
GOGCCFLAGS="-fPIC -arch arm64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fdebug-prefix-map=/var/folders/44/nbbyll_10jd0z8rj_qxm43740000gn/T/go-build2331607515=/tmp/go-build -gno-record-gcc-switches -fno-common"
render: shell
validations:
required: true
- type: textarea
id: what-did-you-do
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label: "What did you do?"
description: "If possible, provide a recipe for reproducing the error. A complete runnable program is good. A link on [go.dev/play](https://go.dev/play) is best."
validations:
required: true
- type: textarea
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label: "What did you see happen?"
description: Command invocations and their associated output, functions with their arguments and return results, full stacktraces for panics (upload a file if it is very long), etc. Prefer copying text output over using screenshots.
validations:
required: true
- type: textarea
id: expected-behavior
attributes:
label: "What did you expect to see?"
description: Why is the current output incorrect, and any additional context we may need to understand the issue.
validations:
required: true

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---
name: Pkg.go.dev bugs or feature requests
about: Issues or feature requests for the documentation site
title: "x/pkgsite: "
labels: pkgsite
---
<!--
Please answer these questions before submitting your issue. Thanks!
-->
### What is the URL of the page with the issue?
### What is your user agent?
<!--
You can find your user agent here:
https://www.google.com/search?q=what+is+my+user+agent
-->
### Screenshot
<!--
Please paste a screenshot of the page.
-->
### What did you do?
<!--
If possible, provide a recipe for reproducing the error.
Starting with a Private/Incognito tab/window may help rule out problematic browser extensions.
-->
### What did you expect to see?
### What did you see instead?

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@@ -1,47 +0,0 @@
name: Pkg.go.dev bugs or feature requests
description: Issues or feature requests for the documentation site
title: "x/pkgsite: issue title"
labels: ["pkgsite"]
body:
- type: markdown
attributes:
value: "Please answer these questions before submitting your issue. Thanks!"
- type: input
id: url
attributes:
label: "What is the URL of the page with the issue?"
validations:
required: true
- type: input
id: user-agent
attributes:
label: "What is your user agent?"
description: "You can find your user agent here: https://www.google.com/search?q=what+is+my+user+agent"
validations:
required: true
- type: textarea
id: screenshot
attributes:
label: "Screenshot"
description: "Please paste a screenshot of the page."
validations:
required: false
- type: textarea
id: what-did-you-do
attributes:
label: "What did you do?"
description: "If possible, provide a recipe for reproducing the error. Starting with a Private/Incognito tab/window may help rule out problematic browser extensions."
validations:
required: true
- type: textarea
id: actual-behavior
attributes:
label: "What did you see happen?"
validations:
required: true
- type: textarea
id: expected-behavior
attributes:
label: "What did you expect to see?"
validations:
required: true

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---
name: Pkg.go.dev package removal request
about: Request a package be removed from the documentation site (pkg.go.dev)
title: "x/pkgsite: package removal request for [type path here]"
labels: pkgsite/package-removal
---
<!--
Please answer these questions before submitting your issue. Thanks!
-->
### What is the path of the package that you would like to have removed?
<!---
We can remove packages with a shared path prefix.
For example, a request for "github.com/author" would remove all pkg.go.dev pages with that package path prefix.
--->
### Are you the owner of this package?
<!---
Only the package owners can request to have their packages removed from pkg.go.dev.
--->
### What is the reason that you could not retract this package instead?
<!---
If you would like to have your module removed from pkg.go.dev, we recommend that you retract them, so that they can be removed from the go command and proxy.golang.org as well.
Retracting a module version involves adding a retract directive to your go.mod file and publishing a new version. For example: https://github.com/jba/retract-demo/blob/main/go.mod#L5-L8
See https://pkg.go.dev/about#removing-a-package for additional tips on retractions.
--->

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@@ -1,42 +0,0 @@
name: Pkg.go.dev package removal request
description: Request a package be removed from the documentation site (pkg.go.dev)
title: "x/pkgsite: package removal request for [type path here]"
labels: ["pkgsite/package-removal"]
body:
- type: markdown
attributes:
value: "Please answer these questions before submitting your issue. Thanks!"
- type: input
id: package-path
attributes:
label: "What is the path of the package that you would like to have removed?"
description: |
We can remove packages with a shared path prefix.
For example, a request for 'github.com/author' would remove all pkg.go.dev pages with that package path prefix.
validations:
required: true
- type: textarea
id: package-owner
attributes:
label: "Are you the owner of this package?"
description: |
Only the package owners can request to have their packages removed from pkg.go.dev.
If the package path doesn't include your github username, please provide some other form of proof of ownership.
validations:
required: true
- type: textarea
id: retraction-reason
attributes:
label: "What is the reason that you could not retract this package instead?"
description: |
Requesting we remove a module here only hides the generated documentation on pkg.go.dev.
It does not affect the behaviour of proxy.golang.org or the go command.
Instead we recommend using the retract directive which will be processed by all 3 of the above.
If you have deleted your repo, please recreate it and publish a retraction.
Retracting a module version involves adding a retract directive to your go.mod file and publishing a new version.
For example: https://github.com/jba/retract-demo/blob/main/go.mod#L5-L8.
See https://pkg.go.dev/about#removing-a-package for additional tips on retractions.
validations:
required: true

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---
name: Gopls bugs or feature requests
about: Issues or feature requests for the Go language server (gopls)
title: "x/tools/gopls: "
labels: gopls Tools
---
<!--
Please answer these questions before submitting your issue. Thanks!
-->
### gopls version
<!--
Output of `gopls -v version` on the command line
-->
### go env
<!--
Output of `go env` on the command line in your workspace directory
-->
### What did you do?
<!--
If possible, provide a recipe for reproducing the error.
A complete runnable program is good.
A link on go.dev/play is better.
A failing unit test is the best.
-->
### What did you expect to see?
### What did you see instead?
### Editor and settings
<!--
Your editor and any settings you have configured (for example, your VSCode settings.json file)
-->
### Logs
<!--
If possible please include gopls logs. Instructions for capturing them can be found here:
https://github.com/golang/tools/blob/master/gopls/doc/troubleshooting.md#capture-logs
-->

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@@ -1,56 +0,0 @@
name: Gopls bugs or feature requests
description: Issues or feature requests for the Go language server (gopls)
title: "x/tools/gopls: issue title"
labels: ["gopls", "Tools"]
body:
- type: markdown
attributes:
value: "Please answer these questions before submitting your issue. Thanks!"
- type: textarea
id: gopls-version
attributes:
label: "gopls version"
description: "Output of `gopls -v version` on the command line"
validations:
required: true
- type: textarea
id: go-env
attributes:
label: "go env"
description: "Output of `go env` on the command line in your workspace directory"
render: shell
validations:
required: true
- type: textarea
id: what-did-you-do
attributes:
label: "What did you do?"
description: "If possible, provide a recipe for reproducing the error. A complete runnable program is good. A link on [go.dev/play](https://go.dev/play) is better. A failing unit test is the best."
validations:
required: true
- type: textarea
id: actual-behavior
attributes:
label: "What did you see happen?"
validations:
required: true
- type: textarea
id: expected-behavior
attributes:
label: "What did you expect to see?"
validations:
required: true
- type: textarea
id: editor-and-settings
attributes:
label: "Editor and settings"
description: "Your editor and any settings you have configured (for example, your VSCode settings.json file)"
validations:
required: false
- type: textarea
id: logs
attributes:
label: "Logs"
description: "If possible please include gopls logs. Instructions for capturing them can be found here: https://github.com/golang/tools/blob/master/gopls/doc/troubleshooting.md#capture-logs"
validations:
required: false

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@@ -0,0 +1,51 @@
---
name: Go vulnerability management - bugs and feature requests
about: Issues or feature requests about Go vulnerability management
title: "x/vuln: "
labels: "vulncheck or vulndb"
---
<!--
Please answer these questions before submitting your issue. Thanks!
To add a new vulnerability to the Go vulnerability database
(https://vuln.go.dev), see https://go.dev/s/vulndb-report-new.
To report an issue about a report, see https://go.dev/s/vulndb-report-feedback.
-->
### What version of Go are you using (`go version`)?
<pre>
$ go version
</pre>
### Does this issue reproduce at the latest version of golang.org/x/vuln?
### What operating system and processor architecture are you using (`go env`)?
<details><summary><code>go env</code> Output</summary><br><pre>
$ go env
</pre></details>
### What did you do?
<!--
If possible, provide a recipe for reproducing the error.
A complete runnable program is good.
A link on go.dev/play is best.
-->
### What did you expect to see?
### What did you see instead?

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@@ -1,52 +0,0 @@
name: Go vulnerability management - bugs and feature requests
description: Issues or feature requests about Go vulnerability management
title: "x/vuln: issue title"
labels: ["vulncheck or vulndb"]
body:
- type: markdown
attributes:
value: "Please answer these questions before submitting your issue. Thanks! To add a new vulnerability to the Go vulnerability database (https://vuln.go.dev), see https://go.dev/s/vulndb-report-new. To report an issue about a report, see https://go.dev/s/vulndb-report-feedback."
- type: textarea
id: govulncheck-version
attributes:
label: govulncheck version
description: What version of govulncheck are you using (`govulncheck -version`)?
placeholder: |
Go: devel go1.22-0262ea1ff9 Thu Oct 26 18:46:50 2023 +0000
Scanner: govulncheck@v1.0.2-0.20231108200754-fcf7dff7b242
DB: https://vuln.go.dev
DB updated: 2023-11-21 15:39:17 +0000 UTC
validations:
required: true
- type: textarea
id: reproduce-latest-version
attributes:
label: "Does this issue reproduce at the latest version of golang.org/x/vuln?"
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required: true
- type: textarea
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attributes:
label: "Output of `go env` in your module/workspace:"
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- type: textarea
id: what-did-you-do
attributes:
label: "What did you do?"
description: "If possible, provide a recipe for reproducing the error. A complete runnable program is good. A link on [go.dev/play](https://go.dev/play) is best."
validations:
required: true
- type: textarea
id: actual-behavior
attributes:
label: "What did you see happen?"
validations:
required: true
- type: textarea
id: expected-behavior
attributes:
label: "What did you expect to see?"
validations:
required: true

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---
name: Proposals
about: New external API or other notable changes
title: "proposal: affected/package: "
labels: Proposal
---
<!--
Our proposal process is documented here:
https://go.dev/s/proposal-process
-->

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@@ -1,15 +0,0 @@
name: Proposals
description: New external API or other notable changes
title: "proposal: import/path: proposal title"
labels: ["Proposal"]
body:
- type: markdown
attributes:
value: "Our proposal process is documented here: https://go.dev/s/proposal-process"
- type: textarea
id: proposal-details
attributes:
label: "Proposal Details"
description: "Please provide the details of your proposal here."
validations:
required: true

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@@ -0,0 +1,52 @@
---
name: Language Change Proposals
about: Changes to the language
title: "proposal: Go 2: "
labels: Proposal Go2 LanguageChange
---
<!--
Our process for evaluating language changes can be found here:
https://go.googlesource.com/proposal/+/refs/heads/master#language-changes
-->
### Author background
- **Would you consider yourself a novice, intermediate, or experienced Go programmer?**
- **What other languages do you have experience with?**
### Related proposals
- **Has this idea, or one like it, been proposed before?**
- **If so, how does this proposal differ?**
- **Does this affect error handling?**
- **If so, how does this differ from previous error handling proposals?**
- **Is this about generics?**
- **If so, how does this relate to the accepted design and other generics proposals?**
### Proposal
- **What is the proposed change?**
- **Who does this proposal help, and why?**
- **Please describe as precisely as possible the change to the language.**
- **What would change in the language spec?**
- **Please also describe the change informally, as in a class teaching Go.**
- **Is this change backward compatible?**
- Breaking the Go 1 compatibility guarantee is a large cost and requires a large benefit.
Show example code before and after the change.
- **Before**
- **After**
- **Orthogonality: how does this change interact or overlap with existing features?**
- **Is the goal of this change a performance improvement?**
- **If so, what quantifiable improvement should we expect?**
- **How would we measure it?**
### Costs
- **Would this change make Go easier or harder to learn, and why?**
- **What is the cost of this proposal? (Every language change has a cost).**
- **How many tools (such as vet, gopls, gofmt, goimports, etc.) would be affected?**
- **What is the compile time cost?**
- **What is the run time cost?**
- **Can you describe a possible implementation?**
- **Do you have a prototype? (This is not required.)**

View File

@@ -1,165 +0,0 @@
name: Language Change Proposals
description: Changes to the language
labels: ["Proposal", "LanguageChange", "LanguageChangeReview"]
title: "proposal: spec: proposal title"
body:
- type: markdown
attributes:
value: |
## Our process for evaluating language changes can be found [here](https://go.googlesource.com/proposal/+/refs/heads/master#language-changes)
- type: dropdown
id: author-go-experience
attributes:
label: "Go Programming Experience"
description: "Would you consider yourself a novice, intermediate, or experienced Go programmer?"
options:
- "Novice"
- "Intermediate"
- "Experienced"
default: 1
- type: input
id: author-other-languages-experience
attributes:
label: "Other Languages Experience"
description: "What other languages do you have experience with?"
placeholder: "Go, Python, JS, Rust"
validations:
required: false
- type: checkboxes
id: related-idea
attributes:
label: "Related Idea"
options:
- label: "Has this idea, or one like it, been proposed before?"
- label: "Does this affect error handling?"
- label: "Is this about generics?"
- label: "Is this change backward compatible? Breaking the Go 1 compatibility guarantee is a large cost and requires a large benefit"
- type: textarea
id: related-proposals
attributes:
label: Has this idea, or one like it, been proposed before?
description: If so, how does this proposal differ?
placeholder: |
Yes or No
If yes,
1. Mention the related proposals
2. then describe how this proposal differs
validations:
required: true
- type: textarea
id: error-handling-proposal
attributes:
label: Does this affect error handling?
description: If so, how does this differ from previous error handling proposals?
placeholder: |
Yes or No
If yes,
1.how does this differ from previous error handling proposals?
validations:
required: true
- type: textarea
id: generics-proposal
attributes:
label: Is this about generics?
description: If so, how does this relate to the accepted design and other generics proposals?
placeholder: |
Yes or No
If yes,
1. how does this relate to the accepted design and other generics proposals?
validations:
required: true
- type: textarea
id: proposal
attributes:
label: "Proposal"
description: "What is the proposed change? Who does this proposal help, and why? Please describe as precisely as possible the change to the language."
validations:
required: true
- type: textarea
id: language-spec-changes
attributes:
label: "Language Spec Changes"
description: "What would change in the language spec?"
validations:
required: false
- type: textarea
id: informal-change
attributes:
label: "Informal Change"
description: "Please also describe the change informally, as in a class teaching Go."
validations:
required: false
- type: textarea
id: go-backwards-compatiblity
attributes:
label: Is this change backward compatible?
description: Breaking the Go 1 compatibility guarantee is a large cost and requires a large benefit.
placeholder: |
Yes or No
If yes,
1. Show example code before and after the change.
validations:
required: true
- type: textarea
id: orthogonality
attributes:
label: "Orthogonality: How does this change interact or overlap with existing features?"
description: "Is the goal of this change a performance improvement? If so, what quantifiable improvement should we expect? How would we measure it?"
validations:
required: false
- type: textarea
id: learning-curve
attributes:
label: "Would this change make Go easier or harder to learn, and why?"
- type: textarea
id: cost-description
attributes:
label: "Cost Description"
description: "What is the cost of this proposal? (Every language change has a cost)"
- type: input
id: go-toolchain
attributes:
label: Changes to Go ToolChain
description: "How many tools (such as vet, gopls, gofmt, goimports, etc.) would be affected? "
validations:
required: false
- type: input
id: perf-costs
attributes:
label: Performance Costs
description: "What is the compile time cost? What is the run time cost? "
validations:
required: false
- type: textarea
id: prototype
attributes:
label: "Prototype"
description: "Can you describe a possible implementation?"
validations:
required: false

View File

@@ -1,30 +0,0 @@
name: Go Telemetry Proposals
description: Changes to the telemetry upload configuration
title: "x/telemetry/config: proposal title"
labels: ["Telemetry-Proposal"]
projects: ["golang/29"]
body:
- type: textarea
attributes:
label: Summary
description: >
What change are you proposing to the upload configuration, and why?
For new upload configuration, which new counters will be collected, what
do they measure, and why is it important to collect them?
Note that uploaded data must not carry sensitive user information.
See [go.dev/doc/telemetry#proposals](https://go.dev/doc/telemetry#proposals)
for more details on telemetry proposals.
validations:
required: true
- type: input
attributes:
label: Proposed Config Change
description: >
A CL containing proposed changes to the
[config.txt](https://go.googlesource.com/telemetry/+/master/internal/chartconfig/config.txt)
chart configuration.
See the [chartconfig](https://pkg.go.dev/golang.org/x/telemetry/internal/chartconfig)
package for an explanation of the chart config format.
For an example change, see [CL 564619](https://go.dev/cl/564619).
validations:
required: true

View File

@@ -1,4 +1,4 @@
blank_issues_enabled: true
blank_issues_enabled: false
contact_links:
- name: Questions
about: Please use one of the forums for questions or general discussions

2
.github/SUPPORT.md vendored
View File

@@ -1,5 +1,5 @@
Unlike many projects on GitHub, the Go project does not use its bug tracker for general discussion or asking questions.
We only use our bug tracker for tracking bugs and tracking proposals going through the [Proposal Process](https://go.dev/s/proposal-process).
We only use our bug tracker for tracking bugs and tracking proposals going through the [Proposal Process](https://golang.org/s/proposal-process).
For asking questions, see:

5
.gitignore vendored
View File

@@ -30,17 +30,16 @@ _testmain.go
/misc/cgo/testso/main
/pkg/
/src/*.*/
/src/_artifacts/
/src/cmd/cgo/zdefaultcc.go
/src/cmd/dist/dist
/src/cmd/go/internal/cfg/zdefaultcc.go
/src/cmd/go/internal/cfg/zosarch.go
/src/cmd/internal/objabi/zbootstrap.go
/src/go/build/zcgo.go
/src/go/doc/headscan
/src/internal/buildcfg/zbootstrap.go
/src/internal/runtime/sys/zversion.go
/src/runtime/internal/sys/zversion.go
/src/unicode/maketables
/src/time/tzdata/zzipdata.go
/test.out
/test/garbage/*.out
/test/pass.out

View File

@@ -24,7 +24,7 @@ Otherwise, when filing an issue, make sure to answer these five questions:
4. What did you expect to see?
5. What did you see instead?
For change proposals, see [Proposing Changes To Go](https://go.dev/s/proposal-process).
For change proposals, see [Proposing Changes To Go](https://github.com/golang/proposal/).
## Contributing code

View File

@@ -1,4 +1,4 @@
Copyright 2009 The Go Authors.
Copyright (c) 2009 The Go Authors. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
@@ -10,7 +10,7 @@ notice, this list of conditions and the following disclaimer.
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google LLC nor the names of its
* Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

View File

@@ -4,7 +4,7 @@ Go is an open source programming language that makes it easy to build simple,
reliable, and efficient software.
![Gopher image](https://golang.org/doc/gopher/fiveyears.jpg)
*Gopher image by [Renee French][rf], licensed under [Creative Commons 4.0 Attribution license][cc4-by].*
*Gopher image by [Renee French][rf], licensed under [Creative Commons 4.0 Attributions license][cc4-by].*
Our canonical Git repository is located at https://go.googlesource.com/go.
There is a mirror of the repository at https://github.com/golang/go.

View File

@@ -10,4 +10,4 @@ part of that page.
## Reporting a Vulnerability
See https://go.dev/security/policy for how to report a vulnerability.
See https://go.dev/security for how to report a vulnerability.

1
VERSION Normal file
View File

@@ -0,0 +1 @@
go1.20.9

View File

@@ -21,6 +21,3 @@ warning output from the go api tool. Each file should be named
nnnnn.txt, after the issue number for the accepted proposal.
(The #nnnnn suffix must also appear at the end of each line in the file;
that will be preserved when next/*.txt is concatenated into go1.XX.txt.)
When you add a file to the api/next directory, you must add at least one file
under doc/next. See doc/README.md for details.

View File

@@ -1,4 +1,3 @@
pkg crypto/tls, type ConnectionState struct, TLSUnique //deprecated
pkg debug/elf, const R_PPC64_SECTOFF_LO_DS = 61
pkg encoding/json, method (*RawMessage) MarshalJSON() ([]uint8, error)
pkg math, const MaxFloat64 = 1.79769e+308 // 179769313486231570814527423731704356798100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
@@ -502,7 +501,6 @@ pkg text/template/parse, type Node interface { Copy, String, Type }
pkg unicode, const Version = "10.0.0"
pkg unicode, const Version = "11.0.0"
pkg unicode, const Version = "12.0.0"
pkg unicode, const Version = "13.0.0"
pkg unicode, const Version = "6.2.0"
pkg unicode, const Version = "6.3.0"
pkg unicode, const Version = "7.0.0"
@@ -576,29 +574,3 @@ pkg syscall (freebsd-arm-cgo), const SYS_MKNODAT = 498
pkg syscall (freebsd-arm-cgo), const SYS_STAT = 188
pkg syscall (freebsd-arm-cgo), const SYS_STAT ideal-int
pkg syscall (freebsd-arm-cgo), const SYS_STATFS = 396
pkg syscall (freebsd-arm64), const SYS_FSTAT = 189
pkg syscall (freebsd-arm64), const SYS_FSTATAT = 493
pkg syscall (freebsd-arm64), const SYS_FSTATFS = 397
pkg syscall (freebsd-arm64), const SYS_GETDIRENTRIES = 196
pkg syscall (freebsd-arm64), const SYS_GETFSSTAT = 395
pkg syscall (freebsd-arm64), const SYS_LSTAT = 190
pkg syscall (freebsd-arm64), const SYS_LSTAT ideal-int
pkg syscall (freebsd-arm64), const SYS_MKNODAT = 498
pkg syscall (freebsd-arm64), const SYS_STAT = 188
pkg syscall (freebsd-arm64), const SYS_STAT ideal-int
pkg syscall (freebsd-arm64), const SYS_STATFS = 396
pkg syscall (freebsd-arm64-cgo), const SYS_FSTAT = 189
pkg syscall (freebsd-arm64-cgo), const SYS_FSTATAT = 493
pkg syscall (freebsd-arm64-cgo), const SYS_FSTATFS = 397
pkg syscall (freebsd-arm64-cgo), const SYS_GETDIRENTRIES = 196
pkg syscall (freebsd-arm64-cgo), const SYS_GETFSSTAT = 395
pkg syscall (freebsd-arm64-cgo), const SYS_LSTAT = 190
pkg syscall (freebsd-arm64-cgo), const SYS_LSTAT ideal-int
pkg syscall (freebsd-arm64-cgo), const SYS_MKNODAT = 498
pkg syscall (freebsd-arm64-cgo), const SYS_STAT = 188
pkg syscall (freebsd-arm64-cgo), const SYS_STAT ideal-int
pkg syscall (freebsd-arm64-cgo), const SYS_STATFS = 396
pkg syscall (openbsd-386), const ELAST = 91
pkg syscall (openbsd-386-cgo), const ELAST = 91
pkg syscall (openbsd-amd64), const ELAST = 91
pkg syscall (openbsd-amd64-cgo), const ELAST = 91

File diff suppressed because it is too large Load Diff

View File

@@ -93,12 +93,6 @@ pkg math (freebsd-arm), const MinInt = -2147483648
pkg math (freebsd-arm-cgo), const MaxInt = 2147483647
pkg math (freebsd-arm-cgo), const MaxUint = 4294967295
pkg math (freebsd-arm-cgo), const MinInt = -2147483648
pkg math (freebsd-arm64), const MaxInt = 9223372036854775807
pkg math (freebsd-arm64), const MaxUint = 18446744073709551615
pkg math (freebsd-arm64), const MinInt = -9223372036854775808
pkg math (freebsd-arm64-cgo), const MaxInt = 9223372036854775807
pkg math (freebsd-arm64-cgo), const MaxUint = 18446744073709551615
pkg math (freebsd-arm64-cgo), const MinInt = -9223372036854775808
pkg math (linux-386), const MaxInt = 2147483647
pkg math (linux-386), const MaxUint = 4294967295
pkg math (linux-386), const MinInt = -2147483648
@@ -195,10 +189,6 @@ pkg runtime/cgo (freebsd-arm-cgo), func NewHandle(interface{}) Handle
pkg runtime/cgo (freebsd-arm-cgo), method (Handle) Delete()
pkg runtime/cgo (freebsd-arm-cgo), method (Handle) Value() interface{}
pkg runtime/cgo (freebsd-arm-cgo), type Handle uintptr
pkg runtime/cgo (freebsd-arm64-cgo), func NewHandle(interface{}) Handle
pkg runtime/cgo (freebsd-arm64-cgo), method (Handle) Delete()
pkg runtime/cgo (freebsd-arm64-cgo), method (Handle) Value() interface{}
pkg runtime/cgo (freebsd-arm64-cgo), type Handle uintptr
pkg runtime/cgo (linux-386-cgo), func NewHandle(interface{}) Handle
pkg runtime/cgo (linux-386-cgo), method (Handle) Delete()
pkg runtime/cgo (linux-386-cgo), method (Handle) Value() interface{}

View File

@@ -189,8 +189,6 @@ pkg syscall (freebsd-amd64), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (freebsd-amd64-cgo), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (freebsd-arm), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (freebsd-arm-cgo), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (freebsd-arm64), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (freebsd-arm64-cgo), type SysProcAttr struct, Pdeathsig Signal
pkg syscall (windows-386), func Syscall //deprecated
pkg syscall (windows-386), func Syscall12 //deprecated
pkg syscall (windows-386), func Syscall15 //deprecated

File diff suppressed because it is too large Load Diff

View File

@@ -1,426 +0,0 @@
pkg bytes, func ContainsFunc([]uint8, func(int32) bool) bool #54386
pkg bytes, method (*Buffer) AvailableBuffer() []uint8 #53685
pkg bytes, method (*Buffer) Available() int #53685
pkg cmp, func Compare[$0 Ordered]($0, $0) int #59488
pkg cmp, func Less[$0 Ordered]($0, $0) bool #59488
pkg cmp, type Ordered interface {} #59488
pkg context, func AfterFunc(Context, func()) func() bool #57928
pkg context, func WithDeadlineCause(Context, time.Time, error) (Context, CancelFunc) #56661
pkg context, func WithoutCancel(Context) Context #40221
pkg context, func WithTimeoutCause(Context, time.Duration, error) (Context, CancelFunc) #56661
pkg crypto/elliptic, func GenerateKey //deprecated #52221
pkg crypto/elliptic, func Marshal //deprecated #52221
pkg crypto/elliptic, func Unmarshal //deprecated #52221
pkg crypto/elliptic, method (*CurveParams) Add //deprecated #34648
pkg crypto/elliptic, method (*CurveParams) Double //deprecated #34648
pkg crypto/elliptic, method (*CurveParams) IsOnCurve //deprecated #34648
pkg crypto/elliptic, method (*CurveParams) ScalarBaseMult //deprecated #34648
pkg crypto/elliptic, method (*CurveParams) ScalarMult //deprecated #34648
pkg crypto/elliptic, type Curve interface, Add //deprecated #52221
pkg crypto/elliptic, type Curve interface, Double //deprecated #52221
pkg crypto/elliptic, type Curve interface, IsOnCurve //deprecated #52221
pkg crypto/elliptic, type Curve interface, ScalarBaseMult //deprecated #52221
pkg crypto/elliptic, type Curve interface, ScalarMult //deprecated #52221
pkg crypto/rsa, func GenerateMultiPrimeKey //deprecated #56921
pkg crypto/rsa, type PrecomputedValues struct, CRTValues //deprecated #56921
pkg crypto/tls, const QUICEncryptionLevelApplication = 3 #44886
pkg crypto/tls, const QUICEncryptionLevelApplication QUICEncryptionLevel #44886
pkg crypto/tls, const QUICEncryptionLevelEarly = 1 #60107
pkg crypto/tls, const QUICEncryptionLevelEarly QUICEncryptionLevel #60107
pkg crypto/tls, const QUICEncryptionLevelHandshake = 2 #44886
pkg crypto/tls, const QUICEncryptionLevelHandshake QUICEncryptionLevel #44886
pkg crypto/tls, const QUICEncryptionLevelInitial = 0 #44886
pkg crypto/tls, const QUICEncryptionLevelInitial QUICEncryptionLevel #44886
pkg crypto/tls, const QUICHandshakeDone = 7 #44886
pkg crypto/tls, const QUICHandshakeDone QUICEventKind #44886
pkg crypto/tls, const QUICNoEvent = 0 #44886
pkg crypto/tls, const QUICNoEvent QUICEventKind #44886
pkg crypto/tls, const QUICRejectedEarlyData = 6 #60107
pkg crypto/tls, const QUICRejectedEarlyData QUICEventKind #60107
pkg crypto/tls, const QUICSetReadSecret = 1 #44886
pkg crypto/tls, const QUICSetReadSecret QUICEventKind #44886
pkg crypto/tls, const QUICSetWriteSecret = 2 #44886
pkg crypto/tls, const QUICSetWriteSecret QUICEventKind #44886
pkg crypto/tls, const QUICTransportParameters = 4 #44886
pkg crypto/tls, const QUICTransportParameters QUICEventKind #44886
pkg crypto/tls, const QUICTransportParametersRequired = 5 #44886
pkg crypto/tls, const QUICTransportParametersRequired QUICEventKind #44886
pkg crypto/tls, const QUICWriteData = 3 #44886
pkg crypto/tls, const QUICWriteData QUICEventKind #44886
pkg crypto/tls, func NewResumptionState([]uint8, *SessionState) (*ClientSessionState, error) #60105
pkg crypto/tls, func ParseSessionState([]uint8) (*SessionState, error) #60105
pkg crypto/tls, func QUICClient(*QUICConfig) *QUICConn #44886
pkg crypto/tls, func QUICServer(*QUICConfig) *QUICConn #44886
pkg crypto/tls, func VersionName(uint16) string #46308
pkg crypto/tls, method (AlertError) Error() string #44886
pkg crypto/tls, method (*ClientSessionState) ResumptionState() ([]uint8, *SessionState, error) #60105
pkg crypto/tls, method (*Config) DecryptTicket([]uint8, ConnectionState) (*SessionState, error) #60105
pkg crypto/tls, method (*Config) EncryptTicket(ConnectionState, *SessionState) ([]uint8, error) #60105
pkg crypto/tls, method (*QUICConn) Close() error #44886
pkg crypto/tls, method (*QUICConn) ConnectionState() ConnectionState #44886
pkg crypto/tls, method (*QUICConn) HandleData(QUICEncryptionLevel, []uint8) error #44886
pkg crypto/tls, method (*QUICConn) NextEvent() QUICEvent #44886
pkg crypto/tls, method (*QUICConn) SendSessionTicket(QUICSessionTicketOptions) error #60107
pkg crypto/tls, type QUICSessionTicketOptions struct #60107
pkg crypto/tls, type QUICSessionTicketOptions struct, EarlyData bool #60107
pkg crypto/tls, method (*QUICConn) SetTransportParameters([]uint8) #44886
pkg crypto/tls, method (*QUICConn) Start(context.Context) error #44886
pkg crypto/tls, method (QUICEncryptionLevel) String() string #44886
pkg crypto/tls, method (*SessionState) Bytes() ([]uint8, error) #60105
pkg crypto/tls, type AlertError uint8 #44886
pkg crypto/tls, type Config struct, UnwrapSession func([]uint8, ConnectionState) (*SessionState, error) #60105
pkg crypto/tls, type Config struct, WrapSession func(ConnectionState, *SessionState) ([]uint8, error) #60105
pkg crypto/tls, type QUICConfig struct #44886
pkg crypto/tls, type QUICConfig struct, TLSConfig *Config #44886
pkg crypto/tls, type QUICConn struct #44886
pkg crypto/tls, type QUICEncryptionLevel int #44886
pkg crypto/tls, type QUICEventKind int #44886
pkg crypto/tls, type QUICEvent struct #44886
pkg crypto/tls, type QUICEvent struct, Data []uint8 #44886
pkg crypto/tls, type QUICEvent struct, Kind QUICEventKind #44886
pkg crypto/tls, type QUICEvent struct, Level QUICEncryptionLevel #44886
pkg crypto/tls, type QUICEvent struct, Suite uint16 #44886
pkg crypto/tls, type SessionState struct #60105
pkg crypto/tls, type SessionState struct, EarlyData bool #60107
pkg crypto/tls, type SessionState struct, Extra [][]uint8 #60539
pkg crypto/x509, type RevocationListEntry struct #53573
pkg crypto/x509, type RevocationListEntry struct, Extensions []pkix.Extension #53573
pkg crypto/x509, type RevocationListEntry struct, ExtraExtensions []pkix.Extension #53573
pkg crypto/x509, type RevocationListEntry struct, Raw []uint8 #53573
pkg crypto/x509, type RevocationListEntry struct, ReasonCode int #53573
pkg crypto/x509, type RevocationListEntry struct, RevocationTime time.Time #53573
pkg crypto/x509, type RevocationListEntry struct, SerialNumber *big.Int #53573
pkg crypto/x509, type RevocationList struct, RevokedCertificateEntries []RevocationListEntry #53573
pkg crypto/x509, type RevocationList struct, RevokedCertificates //deprecated #53573
pkg debug/elf, const COMPRESS_ZSTD = 2 #55107
pkg debug/elf, const COMPRESS_ZSTD CompressionType #55107
pkg debug/elf, const DF_1_CONFALT = 8192 #56887
pkg debug/elf, const DF_1_CONFALT DynFlag1 #56887
pkg debug/elf, const DF_1_DIRECT = 256 #56887
pkg debug/elf, const DF_1_DIRECT DynFlag1 #56887
pkg debug/elf, const DF_1_DISPRELDNE = 32768 #56887
pkg debug/elf, const DF_1_DISPRELDNE DynFlag1 #56887
pkg debug/elf, const DF_1_DISPRELPND = 65536 #56887
pkg debug/elf, const DF_1_DISPRELPND DynFlag1 #56887
pkg debug/elf, const DF_1_EDITED = 2097152 #56887
pkg debug/elf, const DF_1_EDITED DynFlag1 #56887
pkg debug/elf, const DF_1_ENDFILTEE = 16384 #56887
pkg debug/elf, const DF_1_ENDFILTEE DynFlag1 #56887
pkg debug/elf, const DF_1_GLOBAL = 2 #56887
pkg debug/elf, const DF_1_GLOBAL DynFlag1 #56887
pkg debug/elf, const DF_1_GLOBAUDIT = 16777216 #56887
pkg debug/elf, const DF_1_GLOBAUDIT DynFlag1 #56887
pkg debug/elf, const DF_1_GROUP = 4 #56887
pkg debug/elf, const DF_1_GROUP DynFlag1 #56887
pkg debug/elf, const DF_1_IGNMULDEF = 262144 #56887
pkg debug/elf, const DF_1_IGNMULDEF DynFlag1 #56887
pkg debug/elf, const DF_1_INITFIRST = 32 #56887
pkg debug/elf, const DF_1_INITFIRST DynFlag1 #56887
pkg debug/elf, const DF_1_INTERPOSE = 1024 #56887
pkg debug/elf, const DF_1_INTERPOSE DynFlag1 #56887
pkg debug/elf, const DF_1_KMOD = 268435456 #56887
pkg debug/elf, const DF_1_KMOD DynFlag1 #56887
pkg debug/elf, const DF_1_LOADFLTR = 16 #56887
pkg debug/elf, const DF_1_LOADFLTR DynFlag1 #56887
pkg debug/elf, const DF_1_NOCOMMON = 1073741824 #56887
pkg debug/elf, const DF_1_NOCOMMON DynFlag1 #56887
pkg debug/elf, const DF_1_NODEFLIB = 2048 #56887
pkg debug/elf, const DF_1_NODEFLIB DynFlag1 #56887
pkg debug/elf, const DF_1_NODELETE = 8 #56887
pkg debug/elf, const DF_1_NODELETE DynFlag1 #56887
pkg debug/elf, const DF_1_NODIRECT = 131072 #56887
pkg debug/elf, const DF_1_NODIRECT DynFlag1 #56887
pkg debug/elf, const DF_1_NODUMP = 4096 #56887
pkg debug/elf, const DF_1_NODUMP DynFlag1 #56887
pkg debug/elf, const DF_1_NOHDR = 1048576 #56887
pkg debug/elf, const DF_1_NOHDR DynFlag1 #56887
pkg debug/elf, const DF_1_NOKSYMS = 524288 #56887
pkg debug/elf, const DF_1_NOKSYMS DynFlag1 #56887
pkg debug/elf, const DF_1_NOOPEN = 64 #56887
pkg debug/elf, const DF_1_NOOPEN DynFlag1 #56887
pkg debug/elf, const DF_1_NORELOC = 4194304 #56887
pkg debug/elf, const DF_1_NORELOC DynFlag1 #56887
pkg debug/elf, const DF_1_NOW = 1 #56887
pkg debug/elf, const DF_1_NOW DynFlag1 #56887
pkg debug/elf, const DF_1_ORIGIN = 128 #56887
pkg debug/elf, const DF_1_ORIGIN DynFlag1 #56887
pkg debug/elf, const DF_1_PIE = 134217728 #56887
pkg debug/elf, const DF_1_PIE DynFlag1 #56887
pkg debug/elf, const DF_1_SINGLETON = 33554432 #56887
pkg debug/elf, const DF_1_SINGLETON DynFlag1 #56887
pkg debug/elf, const DF_1_STUB = 67108864 #56887
pkg debug/elf, const DF_1_STUB DynFlag1 #56887
pkg debug/elf, const DF_1_SYMINTPOSE = 8388608 #56887
pkg debug/elf, const DF_1_SYMINTPOSE DynFlag1 #56887
pkg debug/elf, const DF_1_TRANS = 512 #56887
pkg debug/elf, const DF_1_TRANS DynFlag1 #56887
pkg debug/elf, const DF_1_WEAKFILTER = 536870912 #56887
pkg debug/elf, const DF_1_WEAKFILTER DynFlag1 #56887
pkg debug/elf, const R_PPC64_REL24_P9NOTOC = 124 #60348
pkg debug/elf, const R_PPC64_REL24_P9NOTOC R_PPC64 #60348
pkg debug/elf, method (DynFlag1) GoString() string #56887
pkg debug/elf, method (DynFlag1) String() string #56887
pkg debug/elf, method (*File) DynValue(DynTag) ([]uint64, error) #56892
pkg debug/elf, type DynFlag1 uint32 #56887
pkg encoding/binary, var NativeEndian nativeEndian #57237
pkg errors, var ErrUnsupported error #41198
pkg flag, func BoolFunc(string, string, func(string) error) #53747
pkg flag, method (*FlagSet) BoolFunc(string, string, func(string) error) #53747
pkg go/ast, func IsGenerated(*File) bool #28089
pkg go/ast, func NewPackage //deprecated #52463
pkg go/ast, type File struct, GoVersion string #59033
pkg go/ast, type Importer //deprecated #52463
pkg go/ast, type Object //deprecated #52463
pkg go/ast, type Package //deprecated #52463
pkg go/ast, type Scope //deprecated #52463
pkg go/build/constraint, func GoVersion(Expr) string #59033
pkg go/build, type Directive struct #56986
pkg go/build, type Directive struct, Pos token.Position #56986
pkg go/build, type Directive struct, Text string #56986
pkg go/build, type Package struct, Directives []Directive #56986
pkg go/build, type Package struct, TestDirectives []Directive #56986
pkg go/build, type Package struct, XTestDirectives []Directive #56986
pkg go/token, method (*File) Lines() []int #57708
pkg go/types, method (*Package) GoVersion() string #61175
pkg html/template, const ErrJSTemplate = 12 #59584
pkg html/template, const ErrJSTemplate ErrorCode #59584
pkg io/fs, func FormatDirEntry(DirEntry) string #54451
pkg io/fs, func FormatFileInfo(FileInfo) string #54451
pkg log/slog, const KindAny = 0 #56345
pkg log/slog, const KindAny Kind #56345
pkg log/slog, const KindBool = 1 #56345
pkg log/slog, const KindBool Kind #56345
pkg log/slog, const KindDuration = 2 #56345
pkg log/slog, const KindDuration Kind #56345
pkg log/slog, const KindFloat64 = 3 #56345
pkg log/slog, const KindFloat64 Kind #56345
pkg log/slog, const KindGroup = 8 #56345
pkg log/slog, const KindGroup Kind #56345
pkg log/slog, const KindInt64 = 4 #56345
pkg log/slog, const KindInt64 Kind #56345
pkg log/slog, const KindLogValuer = 9 #56345
pkg log/slog, const KindLogValuer Kind #56345
pkg log/slog, const KindString = 5 #56345
pkg log/slog, const KindString Kind #56345
pkg log/slog, const KindTime = 6 #56345
pkg log/slog, const KindTime Kind #56345
pkg log/slog, const KindUint64 = 7 #56345
pkg log/slog, const KindUint64 Kind #56345
pkg log/slog, const LevelDebug = -4 #56345
pkg log/slog, const LevelDebug Level #56345
pkg log/slog, const LevelError = 8 #56345
pkg log/slog, const LevelError Level #56345
pkg log/slog, const LevelInfo = 0 #56345
pkg log/slog, const LevelInfo Level #56345
pkg log/slog, const LevelKey ideal-string #56345
pkg log/slog, const LevelKey = "level" #56345
pkg log/slog, const LevelWarn = 4 #56345
pkg log/slog, const LevelWarn Level #56345
pkg log/slog, const MessageKey ideal-string #56345
pkg log/slog, const MessageKey = "msg" #56345
pkg log/slog, const SourceKey ideal-string #56345
pkg log/slog, const SourceKey = "source" #56345
pkg log/slog, const TimeKey ideal-string #56345
pkg log/slog, const TimeKey = "time" #56345
pkg log/slog, func Any(string, interface{}) Attr #56345
pkg log/slog, func AnyValue(interface{}) Value #56345
pkg log/slog, func Bool(string, bool) Attr #56345
pkg log/slog, func BoolValue(bool) Value #56345
pkg log/slog, func DebugContext(context.Context, string, ...interface{}) #61200
pkg log/slog, func Debug(string, ...interface{}) #56345
pkg log/slog, func Default() *Logger #56345
pkg log/slog, func Duration(string, time.Duration) Attr #56345
pkg log/slog, func DurationValue(time.Duration) Value #56345
pkg log/slog, func ErrorContext(context.Context, string, ...interface{}) #61200
pkg log/slog, func Error(string, ...interface{}) #56345
pkg log/slog, func Float64(string, float64) Attr #56345
pkg log/slog, func Float64Value(float64) Value #56345
pkg log/slog, func Group(string, ...interface{}) Attr #59204
pkg log/slog, func GroupValue(...Attr) Value #56345
pkg log/slog, func InfoContext(context.Context, string, ...interface{}) #61200
pkg log/slog, func Info(string, ...interface{}) #56345
pkg log/slog, func Int64(string, int64) Attr #56345
pkg log/slog, func Int64Value(int64) Value #56345
pkg log/slog, func Int(string, int) Attr #56345
pkg log/slog, func IntValue(int) Value #56345
pkg log/slog, func LogAttrs(context.Context, Level, string, ...Attr) #56345
pkg log/slog, func Log(context.Context, Level, string, ...interface{}) #56345
pkg log/slog, func New(Handler) *Logger #56345
pkg log/slog, func NewJSONHandler(io.Writer, *HandlerOptions) *JSONHandler #59339
pkg log/slog, func NewLogLogger(Handler, Level) *log.Logger #56345
pkg log/slog, func NewRecord(time.Time, Level, string, uintptr) Record #56345
pkg log/slog, func NewTextHandler(io.Writer, *HandlerOptions) *TextHandler #59339
pkg log/slog, func SetDefault(*Logger) #56345
pkg log/slog, func String(string, string) Attr #56345
pkg log/slog, func StringValue(string) Value #56345
pkg log/slog, func Time(string, time.Time) Attr #56345
pkg log/slog, func TimeValue(time.Time) Value #56345
pkg log/slog, func Uint64(string, uint64) Attr #56345
pkg log/slog, func Uint64Value(uint64) Value #56345
pkg log/slog, func WarnContext(context.Context, string, ...interface{}) #61200
pkg log/slog, func Warn(string, ...interface{}) #56345
pkg log/slog, func With(...interface{}) *Logger #56345
pkg log/slog, method (Attr) Equal(Attr) bool #56345
pkg log/slog, method (Attr) String() string #56345
pkg log/slog, method (*JSONHandler) Enabled(context.Context, Level) bool #56345
pkg log/slog, method (*JSONHandler) Handle(context.Context, Record) error #56345
pkg log/slog, method (*JSONHandler) WithAttrs([]Attr) Handler #56345
pkg log/slog, method (*JSONHandler) WithGroup(string) Handler #56345
pkg log/slog, method (Kind) String() string #56345
pkg log/slog, method (Level) Level() Level #56345
pkg log/slog, method (Level) MarshalJSON() ([]uint8, error) #56345
pkg log/slog, method (Level) MarshalText() ([]uint8, error) #56345
pkg log/slog, method (Level) String() string #56345
pkg log/slog, method (*Level) UnmarshalJSON([]uint8) error #56345
pkg log/slog, method (*Level) UnmarshalText([]uint8) error #56345
pkg log/slog, method (*LevelVar) Level() Level #56345
pkg log/slog, method (*LevelVar) MarshalText() ([]uint8, error) #56345
pkg log/slog, method (*LevelVar) Set(Level) #56345
pkg log/slog, method (*LevelVar) String() string #56345
pkg log/slog, method (*LevelVar) UnmarshalText([]uint8) error #56345
pkg log/slog, method (*Logger) DebugContext(context.Context, string, ...interface{}) #61200
pkg log/slog, method (*Logger) Debug(string, ...interface{}) #56345
pkg log/slog, method (*Logger) Enabled(context.Context, Level) bool #56345
pkg log/slog, method (*Logger) ErrorContext(context.Context, string, ...interface{}) #61200
pkg log/slog, method (*Logger) Error(string, ...interface{}) #56345
pkg log/slog, method (*Logger) Handler() Handler #56345
pkg log/slog, method (*Logger) InfoContext(context.Context, string, ...interface{}) #61200
pkg log/slog, method (*Logger) Info(string, ...interface{}) #56345
pkg log/slog, method (*Logger) LogAttrs(context.Context, Level, string, ...Attr) #56345
pkg log/slog, method (*Logger) Log(context.Context, Level, string, ...interface{}) #56345
pkg log/slog, method (*Logger) WarnContext(context.Context, string, ...interface{}) #61200
pkg log/slog, method (*Logger) Warn(string, ...interface{}) #56345
pkg log/slog, method (*Logger) WithGroup(string) *Logger #56345
pkg log/slog, method (*Logger) With(...interface{}) *Logger #56345
pkg log/slog, method (*Record) AddAttrs(...Attr) #56345
pkg log/slog, method (*Record) Add(...interface{}) #56345
pkg log/slog, method (Record) Attrs(func(Attr) bool) #59060
pkg log/slog, method (Record) Clone() Record #56345
pkg log/slog, method (Record) NumAttrs() int #56345
pkg log/slog, method (*TextHandler) Enabled(context.Context, Level) bool #56345
pkg log/slog, method (*TextHandler) Handle(context.Context, Record) error #56345
pkg log/slog, method (*TextHandler) WithAttrs([]Attr) Handler #56345
pkg log/slog, method (*TextHandler) WithGroup(string) Handler #56345
pkg log/slog, method (Value) Any() interface{} #56345
pkg log/slog, method (Value) Bool() bool #56345
pkg log/slog, method (Value) Duration() time.Duration #56345
pkg log/slog, method (Value) Equal(Value) bool #56345
pkg log/slog, method (Value) Float64() float64 #56345
pkg log/slog, method (Value) Group() []Attr #56345
pkg log/slog, method (Value) Int64() int64 #56345
pkg log/slog, method (Value) Kind() Kind #56345
pkg log/slog, method (Value) LogValuer() LogValuer #56345
pkg log/slog, method (Value) Resolve() Value #56345
pkg log/slog, method (Value) String() string #56345
pkg log/slog, method (Value) Time() time.Time #56345
pkg log/slog, method (Value) Uint64() uint64 #56345
pkg log/slog, type Attr struct #56345
pkg log/slog, type Attr struct, Key string #56345
pkg log/slog, type Attr struct, Value Value #56345
pkg log/slog, type Handler interface, Enabled(context.Context, Level) bool #56345
pkg log/slog, type Handler interface { Enabled, Handle, WithAttrs, WithGroup } #56345
pkg log/slog, type Handler interface, Handle(context.Context, Record) error #56345
pkg log/slog, type Handler interface, WithAttrs([]Attr) Handler #56345
pkg log/slog, type Handler interface, WithGroup(string) Handler #56345
pkg log/slog, type HandlerOptions struct #56345
pkg log/slog, type HandlerOptions struct, AddSource bool #56345
pkg log/slog, type HandlerOptions struct, Level Leveler #56345
pkg log/slog, type HandlerOptions struct, ReplaceAttr func([]string, Attr) Attr #56345
pkg log/slog, type JSONHandler struct #56345
pkg log/slog, type Kind int #56345
pkg log/slog, type Leveler interface { Level } #56345
pkg log/slog, type Leveler interface, Level() Level #56345
pkg log/slog, type Level int #56345
pkg log/slog, type LevelVar struct #56345
pkg log/slog, type Logger struct #56345
pkg log/slog, type LogValuer interface { LogValue } #56345
pkg log/slog, type LogValuer interface, LogValue() Value #56345
pkg log/slog, type Record struct #56345
pkg log/slog, type Record struct, Level Level #56345
pkg log/slog, type Record struct, Message string #56345
pkg log/slog, type Record struct, PC uintptr #56345
pkg log/slog, type Record struct, Time time.Time #56345
pkg log/slog, type Source struct #59280
pkg log/slog, type Source struct, File string #59280
pkg log/slog, type Source struct, Function string #59280
pkg log/slog, type Source struct, Line int #59280
pkg log/slog, type TextHandler struct #56345
pkg log/slog, type Value struct #56345
pkg maps, func Clone[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0) $0 #57436
pkg maps, func Copy[$0 interface{ ~map[$2]$3 }, $1 interface{ ~map[$2]$3 }, $2 comparable, $3 interface{}]($0, $1) #57436
pkg maps, func DeleteFunc[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0, func($1, $2) bool) #57436
pkg maps, func Equal[$0 interface{ ~map[$2]$3 }, $1 interface{ ~map[$2]$3 }, $2 comparable, $3 comparable]($0, $1) bool #57436
pkg maps, func EqualFunc[$0 interface{ ~map[$2]$3 }, $1 interface{ ~map[$2]$4 }, $2 comparable, $3 interface{}, $4 interface{}]($0, $1, func($3, $4) bool) bool #57436
pkg math/big, method (*Int) Float64() (float64, Accuracy) #56984
pkg net/http, method (*ProtocolError) Is(error) bool #41198
pkg net/http, method (*ResponseController) EnableFullDuplex() error #57786
pkg net/http, var ErrSchemeMismatch error #44855
pkg net, method (*Dialer) MultipathTCP() bool #56539
pkg net, method (*Dialer) SetMultipathTCP(bool) #56539
pkg net, method (*ListenConfig) MultipathTCP() bool #56539
pkg net, method (*ListenConfig) SetMultipathTCP(bool) #56539
pkg net, method (*TCPConn) MultipathTCP() (bool, error) #59166
pkg reflect, method (Value) Clear() #55002
pkg reflect, type SliceHeader //deprecated #56906
pkg reflect, type StringHeader //deprecated #56906
pkg regexp, method (*Regexp) MarshalText() ([]uint8, error) #46159
pkg regexp, method (*Regexp) UnmarshalText([]uint8) error #46159
pkg runtime, method (*PanicNilError) Error() string #25448
pkg runtime, method (*PanicNilError) RuntimeError() #25448
pkg runtime, method (*Pinner) Pin(interface{}) #46787
pkg runtime, method (*Pinner) Unpin() #46787
pkg runtime, type PanicNilError struct #25448
pkg runtime, type Pinner struct #46787
pkg slices, func BinarySearch[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0, $1) (int, bool) #60091
pkg slices, func BinarySearchFunc[$0 interface{ ~[]$1 }, $1 interface{}, $2 interface{}]($0, $2, func($1, $2) int) (int, bool) #60091
pkg slices, func Clip[$0 interface{ ~[]$1 }, $1 interface{}]($0) $0 #57433
pkg slices, func Clone[$0 interface{ ~[]$1 }, $1 interface{}]($0) $0 #57433
pkg slices, func Compact[$0 interface{ ~[]$1 }, $1 comparable]($0) $0 #57433
pkg slices, func CompactFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) bool) $0 #57433
pkg slices, func Compare[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0, $0) int #60091
pkg slices, func CompareFunc[$0 interface{ ~[]$2 }, $1 interface{ ~[]$3 }, $2 interface{}, $3 interface{}]($0, $1, func($2, $3) int) int #60091
pkg slices, func Contains[$0 interface{ ~[]$1 }, $1 comparable]($0, $1) bool #57433
pkg slices, func ContainsFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1) bool) bool #57433
pkg slices, func Delete[$0 interface{ ~[]$1 }, $1 interface{}]($0, int, int) $0 #57433
pkg slices, func DeleteFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1) bool) $0 #54768
pkg slices, func Equal[$0 interface{ ~[]$1 }, $1 comparable]($0, $0) bool #57433
pkg slices, func EqualFunc[$0 interface{ ~[]$2 }, $1 interface{ ~[]$3 }, $2 interface{}, $3 interface{}]($0, $1, func($2, $3) bool) bool #57433
pkg slices, func Grow[$0 interface{ ~[]$1 }, $1 interface{}]($0, int) $0 #57433
pkg slices, func Index[$0 interface{ ~[]$1 }, $1 comparable]($0, $1) int #57433
pkg slices, func IndexFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1) bool) int #57433
pkg slices, func Insert[$0 interface{ ~[]$1 }, $1 interface{}]($0, int, ...$1) $0 #57433
pkg slices, func IsSorted[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0) bool #60091
pkg slices, func IsSortedFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) int) bool #60091
pkg slices, func Max[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0) $1 #60091
pkg slices, func MaxFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) int) $1 #60091
pkg slices, func Min[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0) $1 #60091
pkg slices, func MinFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) int) $1 #60091
pkg slices, func Replace[$0 interface{ ~[]$1 }, $1 interface{}]($0, int, int, ...$1) $0 #57433
pkg slices, func Reverse[$0 interface{ ~[]$1 }, $1 interface{}]($0) #58565
pkg slices, func Sort[$0 interface{ ~[]$1 }, $1 cmp.Ordered]($0) #60091
pkg slices, func SortFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) int) #60091
pkg slices, func SortStableFunc[$0 interface{ ~[]$1 }, $1 interface{}]($0, func($1, $1) int) #60091
pkg strings, func ContainsFunc(string, func(int32) bool) bool #54386
pkg sync, func OnceFunc(func()) func() #56102
pkg sync, func OnceValue[$0 interface{}](func() $0) func() $0 #56102
pkg sync, func OnceValues[$0 interface{}, $1 interface{}](func() ($0, $1)) func() ($0, $1) #56102
pkg syscall (freebsd-386-cgo), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-386), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-amd64-cgo), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-amd64), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-arm64-cgo), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-arm64), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-arm-cgo), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-arm), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-riscv64-cgo), type SysProcAttr struct, Jail int #46259
pkg syscall (freebsd-riscv64), type SysProcAttr struct, Jail int #46259
pkg testing, func Testing() bool #52600
pkg testing/slogtest, func TestHandler(slog.Handler, func() []map[string]interface{}) error #56345
pkg unicode, const Version = "15.0.0" #55079
pkg unicode, var Cypro_Minoan *RangeTable #55079
pkg unicode, var Kawi *RangeTable #55079
pkg unicode, var Nag_Mundari *RangeTable #55079
pkg unicode, var Old_Uyghur *RangeTable #55079
pkg unicode, var Tangsa *RangeTable #55079
pkg unicode, var Toto *RangeTable #55079
pkg unicode, var Vithkuqi *RangeTable #55079

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@@ -1,135 +0,0 @@
pkg archive/tar, method (*Writer) AddFS(fs.FS) error #58000
pkg archive/zip, method (*Writer) AddFS(fs.FS) error #54898
pkg cmp, func Or[$0 comparable](...$0) $0 #60204
pkg crypto/x509, func OIDFromInts([]uint64) (OID, error) #60665
pkg crypto/x509, method (*CertPool) AddCertWithConstraint(*Certificate, func([]*Certificate) error) #57178
pkg crypto/x509, method (OID) Equal(OID) bool #60665
pkg crypto/x509, method (OID) EqualASN1OID(asn1.ObjectIdentifier) bool #60665
pkg crypto/x509, method (OID) String() string #60665
pkg crypto/x509, type Certificate struct, Policies []OID #60665
pkg crypto/x509, type OID struct #60665
pkg database/sql, method (*Null[$0]) Scan(interface{}) error #60370
pkg database/sql, method (Null[$0]) Value() (driver.Value, error) #60370
pkg database/sql, type Null[$0 interface{}] struct #60370
pkg database/sql, type Null[$0 interface{}] struct, V $0 #60370
pkg database/sql, type Null[$0 interface{}] struct, Valid bool #60370
pkg debug/elf, const R_LARCH_64_PCREL = 109 #63725
pkg debug/elf, const R_LARCH_64_PCREL R_LARCH #63725
pkg debug/elf, const R_LARCH_ADD6 = 105 #63725
pkg debug/elf, const R_LARCH_ADD6 R_LARCH #63725
pkg debug/elf, const R_LARCH_ADD_ULEB128 = 107 #63725
pkg debug/elf, const R_LARCH_ADD_ULEB128 R_LARCH #63725
pkg debug/elf, const R_LARCH_ALIGN = 102 #63725
pkg debug/elf, const R_LARCH_ALIGN R_LARCH #63725
pkg debug/elf, const R_LARCH_CFA = 104 #63725
pkg debug/elf, const R_LARCH_CFA R_LARCH #63725
pkg debug/elf, const R_LARCH_DELETE = 101 #63725
pkg debug/elf, const R_LARCH_DELETE R_LARCH #63725
pkg debug/elf, const R_LARCH_PCREL20_S2 = 103 #63725
pkg debug/elf, const R_LARCH_PCREL20_S2 R_LARCH #63725
pkg debug/elf, const R_LARCH_SUB6 = 106 #63725
pkg debug/elf, const R_LARCH_SUB6 R_LARCH #63725
pkg debug/elf, const R_LARCH_SUB_ULEB128 = 108 #63725
pkg debug/elf, const R_LARCH_SUB_ULEB128 R_LARCH #63725
pkg debug/elf, const R_MIPS_PC32 = 248 #61974
pkg debug/elf, const R_MIPS_PC32 R_MIPS #61974
pkg encoding/base32, method (*Encoding) AppendDecode([]uint8, []uint8) ([]uint8, error) #53693
pkg encoding/base32, method (*Encoding) AppendEncode([]uint8, []uint8) []uint8 #53693
pkg encoding/base64, method (*Encoding) AppendDecode([]uint8, []uint8) ([]uint8, error) #53693
pkg encoding/base64, method (*Encoding) AppendEncode([]uint8, []uint8) []uint8 #53693
pkg encoding/hex, func AppendDecode([]uint8, []uint8) ([]uint8, error) #53693
pkg encoding/hex, func AppendEncode([]uint8, []uint8) []uint8 #53693
pkg go/ast, func NewPackage //deprecated #52463
pkg go/ast, func Unparen(Expr) Expr #60061
pkg go/ast, type Importer //deprecated #52463
pkg go/ast, type Object //deprecated #52463
pkg go/ast, type Package //deprecated #52463
pkg go/ast, type Scope //deprecated #52463
pkg go/types, func NewAlias(*TypeName, Type) *Alias #63223
pkg go/types, func Unalias(Type) Type #63223
pkg go/types, method (*Alias) Obj() *TypeName #63223
pkg go/types, method (*Alias) String() string #63223
pkg go/types, method (*Alias) Underlying() Type #63223
pkg go/types, method (*Info) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, method (Checker) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, type Alias struct #63223
pkg go/types, type Info struct, FileVersions map[*ast.File]string #62605
pkg go/version, func Compare(string, string) int #62039
pkg go/version, func IsValid(string) bool #62039
pkg go/version, func Lang(string) string #62039
pkg html/template, const ErrJSTemplate //deprecated #61619
pkg io, method (*SectionReader) Outer() (ReaderAt, int64, int64) #61870
pkg log/slog, func SetLogLoggerLevel(Level) Level #62418
pkg math/big, method (*Rat) FloatPrec() (int, bool) #50489
pkg math/rand/v2, func ExpFloat64() float64 #61716
pkg math/rand/v2, func Float32() float32 #61716
pkg math/rand/v2, func Float64() float64 #61716
pkg math/rand/v2, func Int() int #61716
pkg math/rand/v2, func Int32() int32 #61716
pkg math/rand/v2, func Int32N(int32) int32 #61716
pkg math/rand/v2, func Int64() int64 #61716
pkg math/rand/v2, func Int64N(int64) int64 #61716
pkg math/rand/v2, func IntN(int) int #61716
pkg math/rand/v2, func N[$0 intType]($0) $0 #61716
pkg math/rand/v2, func New(Source) *Rand #61716
pkg math/rand/v2, func NewChaCha8([32]uint8) *ChaCha8 #61716
pkg math/rand/v2, func NewPCG(uint64, uint64) *PCG #61716
pkg math/rand/v2, func NewZipf(*Rand, float64, float64, uint64) *Zipf #61716
pkg math/rand/v2, func NormFloat64() float64 #61716
pkg math/rand/v2, func Perm(int) []int #61716
pkg math/rand/v2, func Shuffle(int, func(int, int)) #61716
pkg math/rand/v2, func Uint32() uint32 #61716
pkg math/rand/v2, func Uint32N(uint32) uint32 #61716
pkg math/rand/v2, func Uint64() uint64 #61716
pkg math/rand/v2, func Uint64N(uint64) uint64 #61716
pkg math/rand/v2, func UintN(uint) uint #61716
pkg math/rand/v2, method (*ChaCha8) MarshalBinary() ([]uint8, error) #61716
pkg math/rand/v2, method (*ChaCha8) Seed([32]uint8) #61716
pkg math/rand/v2, method (*ChaCha8) Uint64() uint64 #61716
pkg math/rand/v2, method (*ChaCha8) UnmarshalBinary([]uint8) error #61716
pkg math/rand/v2, method (*PCG) MarshalBinary() ([]uint8, error) #61716
pkg math/rand/v2, method (*PCG) Seed(uint64, uint64) #61716
pkg math/rand/v2, method (*PCG) Uint64() uint64 #61716
pkg math/rand/v2, method (*PCG) UnmarshalBinary([]uint8) error #61716
pkg math/rand/v2, method (*Rand) ExpFloat64() float64 #61716
pkg math/rand/v2, method (*Rand) Float32() float32 #61716
pkg math/rand/v2, method (*Rand) Float64() float64 #61716
pkg math/rand/v2, method (*Rand) Int() int #61716
pkg math/rand/v2, method (*Rand) Int32() int32 #61716
pkg math/rand/v2, method (*Rand) Int32N(int32) int32 #61716
pkg math/rand/v2, method (*Rand) Int64() int64 #61716
pkg math/rand/v2, method (*Rand) Int64N(int64) int64 #61716
pkg math/rand/v2, method (*Rand) IntN(int) int #61716
pkg math/rand/v2, method (*Rand) NormFloat64() float64 #61716
pkg math/rand/v2, method (*Rand) Perm(int) []int #61716
pkg math/rand/v2, method (*Rand) Shuffle(int, func(int, int)) #61716
pkg math/rand/v2, method (*Rand) Uint32() uint32 #61716
pkg math/rand/v2, method (*Rand) Uint32N(uint32) uint32 #61716
pkg math/rand/v2, method (*Rand) Uint64() uint64 #61716
pkg math/rand/v2, method (*Rand) Uint64N(uint64) uint64 #61716
pkg math/rand/v2, method (*Rand) UintN(uint) uint #61716
pkg math/rand/v2, method (*Zipf) Uint64() uint64 #61716
pkg math/rand/v2, type ChaCha8 struct #61716
pkg math/rand/v2, type PCG struct #61716
pkg math/rand/v2, type Rand struct #61716
pkg math/rand/v2, type Source interface { Uint64 } #61716
pkg math/rand/v2, type Source interface, Uint64() uint64 #61716
pkg math/rand/v2, type Zipf struct #61716
pkg net, method (*TCPConn) WriteTo(io.Writer) (int64, error) #58808
pkg net/http, func FileServerFS(fs.FS) Handler #51971
pkg net/http, func NewFileTransportFS(fs.FS) RoundTripper #51971
pkg net/http, func ServeFileFS(ResponseWriter, *Request, fs.FS, string) #51971
pkg net/http, method (*Request) PathValue(string) string #61410
pkg net/http, method (*Request) SetPathValue(string, string) #61410
pkg net/netip, method (AddrPort) Compare(AddrPort) int #61642
pkg os, method (*File) WriteTo(io.Writer) (int64, error) #58808
pkg reflect, func PtrTo //deprecated #59599
pkg reflect, func TypeFor[$0 interface{}]() Type #60088
pkg slices, func Concat[$0 interface{ ~[]$1 }, $1 interface{}](...$0) $0 #56353
pkg syscall (linux-386), type SysProcAttr struct, PidFD *int #51246
pkg syscall (linux-386-cgo), type SysProcAttr struct, PidFD *int #51246
pkg syscall (linux-amd64), type SysProcAttr struct, PidFD *int #51246
pkg syscall (linux-amd64-cgo), type SysProcAttr struct, PidFD *int #51246
pkg syscall (linux-arm), type SysProcAttr struct, PidFD *int #51246
pkg syscall (linux-arm-cgo), type SysProcAttr struct, PidFD *int #51246
pkg testing/slogtest, func Run(*testing.T, func(*testing.T) slog.Handler, func(*testing.T) map[string]interface{}) #61758

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@@ -1,158 +0,0 @@
pkg archive/tar, type FileInfoNames interface { Gname, IsDir, ModTime, Mode, Name, Size, Sys, Uname } #50102
pkg archive/tar, type FileInfoNames interface, Gname() (string, error) #50102
pkg archive/tar, type FileInfoNames interface, IsDir() bool #50102
pkg archive/tar, type FileInfoNames interface, ModTime() time.Time #50102
pkg archive/tar, type FileInfoNames interface, Mode() fs.FileMode #50102
pkg archive/tar, type FileInfoNames interface, Name() string #50102
pkg archive/tar, type FileInfoNames interface, Size() int64 #50102
pkg archive/tar, type FileInfoNames interface, Sys() interface{} #50102
pkg archive/tar, type FileInfoNames interface, Uname() (string, error) #50102
pkg crypto/tls, const QUICResumeSession = 8 #63691
pkg crypto/tls, const QUICResumeSession QUICEventKind #63691
pkg crypto/tls, const QUICStoreSession = 9 #63691
pkg crypto/tls, const QUICStoreSession QUICEventKind #63691
pkg crypto/tls, method (*ECHRejectionError) Error() string #63369
pkg crypto/tls, method (*QUICConn) StoreSession(*SessionState) error #63691
pkg crypto/tls, type Config struct, EncryptedClientHelloConfigList []uint8 #63369
pkg crypto/tls, type Config struct, EncryptedClientHelloRejectionVerify func(ConnectionState) error #63369
pkg crypto/tls, type ConnectionState struct, ECHAccepted bool #63369
pkg crypto/tls, type ECHRejectionError struct #63369
pkg crypto/tls, type ECHRejectionError struct, RetryConfigList []uint8 #63369
pkg crypto/tls, type QUICConfig struct, EnableSessionEvents bool #63691
pkg crypto/tls, type QUICEvent struct, SessionState *SessionState #63691
pkg crypto/tls, type QUICSessionTicketOptions struct, Extra [][]uint8 #63691
pkg crypto/x509, func ParseOID(string) (OID, error) #66249
pkg crypto/x509, method (*OID) UnmarshalBinary([]uint8) error #66249
pkg crypto/x509, method (*OID) UnmarshalText([]uint8) error #66249
pkg crypto/x509, method (OID) MarshalBinary() ([]uint8, error) #66249
pkg crypto/x509, method (OID) MarshalText() ([]uint8, error) #66249
pkg debug/elf, const PT_OPENBSD_NOBTCFI = 1705237480 #66054
pkg debug/elf, const PT_OPENBSD_NOBTCFI ProgType #66054
pkg debug/elf, const STT_GNU_IFUNC = 10 #66836
pkg debug/elf, const STT_GNU_IFUNC SymType #66836
pkg debug/elf, const STT_RELC = 8 #66836
pkg debug/elf, const STT_RELC SymType #66836
pkg debug/elf, const STT_SRELC = 9 #66836
pkg debug/elf, const STT_SRELC SymType #66836
pkg encoding/binary, func Append([]uint8, ByteOrder, interface{}) ([]uint8, error) #60023
pkg encoding/binary, func Decode([]uint8, ByteOrder, interface{}) (int, error) #60023
pkg encoding/binary, func Encode([]uint8, ByteOrder, interface{}) (int, error) #60023
pkg go/ast, func Preorder(Node) iter.Seq[Node] #66339
pkg go/types, method (*Alias) Origin() *Alias #67143
pkg go/types, method (*Alias) Rhs() Type #66559
pkg go/types, method (*Alias) SetTypeParams([]*TypeParam) #67143
pkg go/types, method (*Alias) TypeArgs() *TypeList #67143
pkg go/types, method (*Alias) TypeParams() *TypeParamList #67143
pkg go/types, method (*Func) Signature() *Signature #65772
pkg iter, func Pull2[$0 interface{}, $1 interface{}](Seq2[$0, $1]) (func() ($0, $1, bool), func()) #61897
pkg iter, func Pull[$0 interface{}](Seq[$0]) (func() ($0, bool), func()) #61897
pkg iter, type Seq2[$0 interface{}, $1 interface{}] func(func($0, $1) bool) #61897
pkg iter, type Seq[$0 interface{}] func(func($0) bool) #61897
pkg maps, func All[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0) iter.Seq2[$1, $2] #61900
pkg maps, func Collect[$0 comparable, $1 interface{}](iter.Seq2[$0, $1]) map[$0]$1 #61900
pkg maps, func Insert[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0, iter.Seq2[$1, $2]) #61900
pkg maps, func Keys[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0) iter.Seq[$1] #61900
pkg maps, func Values[$0 interface{ ~map[$1]$2 }, $1 comparable, $2 interface{}]($0) iter.Seq[$2] #61900
pkg math/rand/v2, func Uint() uint #61716
pkg math/rand/v2, method (*ChaCha8) Read([]uint8) (int, error) #67059
pkg math/rand/v2, method (*Rand) Uint() uint #61716
pkg net, method (*DNSError) Unwrap() error #63116
pkg net, method (*TCPConn) SetKeepAliveConfig(KeepAliveConfig) error #62254
pkg net, type DNSError struct, UnwrapErr error #63116
pkg net, type Dialer struct, KeepAliveConfig KeepAliveConfig #62254
pkg net, type KeepAliveConfig struct #62254
pkg net, type KeepAliveConfig struct, Count int #62254
pkg net, type KeepAliveConfig struct, Enable bool #62254
pkg net, type KeepAliveConfig struct, Idle time.Duration #62254
pkg net, type KeepAliveConfig struct, Interval time.Duration #62254
pkg net, type ListenConfig struct, KeepAliveConfig KeepAliveConfig #62254
pkg net/http, func ParseCookie(string) ([]*Cookie, error) #66008
pkg net/http, func ParseSetCookie(string) (*Cookie, error) #66008
pkg net/http, method (*Request) CookiesNamed(string) []*Cookie #61472
pkg net/http, type Cookie struct, Partitioned bool #62490
pkg net/http, type Cookie struct, Quoted bool #46443
pkg net/http, type Request struct, Pattern string #66405
pkg net/http/httptest, func NewRequestWithContext(context.Context, string, string, io.Reader) *http.Request #59473
pkg os, func CopyFS(string, fs.FS) error #62484
pkg path/filepath, func Localize(string) (string, error) #57151
pkg reflect, func SliceAt(Type, unsafe.Pointer, int) Value #61308
pkg reflect, method (Value) Seq() iter.Seq[Value] #66056
pkg reflect, method (Value) Seq2() iter.Seq2[Value, Value] #66056
pkg reflect, type Type interface, CanSeq() bool #66056
pkg reflect, type Type interface, CanSeq2() bool #66056
pkg reflect, type Type interface, OverflowComplex(complex128) bool #60427
pkg reflect, type Type interface, OverflowFloat(float64) bool #60427
pkg reflect, type Type interface, OverflowInt(int64) bool #60427
pkg reflect, type Type interface, OverflowUint(uint64) bool #60427
pkg runtime/debug, func SetCrashOutput(*os.File, CrashOptions) error #42888
pkg runtime/debug, type CrashOptions struct #67182
pkg slices, func All[$0 interface{ ~[]$1 }, $1 interface{}]($0) iter.Seq2[int, $1] #61899
pkg slices, func AppendSeq[$0 interface{ ~[]$1 }, $1 interface{}]($0, iter.Seq[$1]) $0 #61899
pkg slices, func Backward[$0 interface{ ~[]$1 }, $1 interface{}]($0) iter.Seq2[int, $1] #61899
pkg slices, func Chunk[$0 interface{ ~[]$1 }, $1 interface{}]($0, int) iter.Seq[$0] #53987
pkg slices, func Collect[$0 interface{}](iter.Seq[$0]) []$0 #61899
pkg slices, func Repeat[$0 interface{ ~[]$1 }, $1 interface{}]($0, int) $0 #65238
pkg slices, func SortedFunc[$0 interface{}](iter.Seq[$0], func($0, $0) int) []$0 #61899
pkg slices, func SortedStableFunc[$0 interface{}](iter.Seq[$0], func($0, $0) int) []$0 #61899
pkg slices, func Sorted[$0 cmp.Ordered](iter.Seq[$0]) []$0 #61899
pkg slices, func Values[$0 interface{ ~[]$1 }, $1 interface{}]($0) iter.Seq[$1] #61899
pkg structs, type HostLayout struct #66408
pkg sync, method (*Map) Clear() #61696
pkg sync/atomic, func AndInt32(*int32, int32) int32 #61395
pkg sync/atomic, func AndInt64(*int64, int64) int64 #61395
pkg sync/atomic, func AndUint32(*uint32, uint32) uint32 #61395
pkg sync/atomic, func AndUint64(*uint64, uint64) uint64 #61395
pkg sync/atomic, func AndUintptr(*uintptr, uintptr) uintptr #61395
pkg sync/atomic, func OrInt32(*int32, int32) int32 #61395
pkg sync/atomic, func OrInt64(*int64, int64) int64 #61395
pkg sync/atomic, func OrUint32(*uint32, uint32) uint32 #61395
pkg sync/atomic, func OrUint64(*uint64, uint64) uint64 #61395
pkg sync/atomic, func OrUintptr(*uintptr, uintptr) uintptr #61395
pkg sync/atomic, method (*Int32) And(int32) int32 #61395
pkg sync/atomic, method (*Int32) Or(int32) int32 #61395
pkg sync/atomic, method (*Int64) And(int64) int64 #61395
pkg sync/atomic, method (*Int64) Or(int64) int64 #61395
pkg sync/atomic, method (*Uint32) And(uint32) uint32 #61395
pkg sync/atomic, method (*Uint32) Or(uint32) uint32 #61395
pkg sync/atomic, method (*Uint64) And(uint64) uint64 #61395
pkg sync/atomic, method (*Uint64) Or(uint64) uint64 #61395
pkg sync/atomic, method (*Uintptr) And(uintptr) uintptr #61395
pkg sync/atomic, method (*Uintptr) Or(uintptr) uintptr #61395
pkg syscall (openbsd-386), const EBADMSG = 92 #67998
pkg syscall (openbsd-386), const ELAST = 95 #67998
pkg syscall (openbsd-386), const ENOTRECOVERABLE = 93 #67998
pkg syscall (openbsd-386), const ENOTRECOVERABLE Errno #67998
pkg syscall (openbsd-386), const EOWNERDEAD = 94 #67998
pkg syscall (openbsd-386), const EOWNERDEAD Errno #67998
pkg syscall (openbsd-386), const EPROTO = 95 #67998
pkg syscall (openbsd-386-cgo), const EBADMSG = 92 #67998
pkg syscall (openbsd-386-cgo), const ELAST = 95 #67998
pkg syscall (openbsd-386-cgo), const ENOTRECOVERABLE = 93 #67998
pkg syscall (openbsd-386-cgo), const ENOTRECOVERABLE Errno #67998
pkg syscall (openbsd-386-cgo), const EOWNERDEAD = 94 #67998
pkg syscall (openbsd-386-cgo), const EOWNERDEAD Errno #67998
pkg syscall (openbsd-386-cgo), const EPROTO = 95 #67998
pkg syscall (openbsd-amd64), const EBADMSG = 92 #67998
pkg syscall (openbsd-amd64), const ELAST = 95 #67998
pkg syscall (openbsd-amd64), const ENOTRECOVERABLE = 93 #67998
pkg syscall (openbsd-amd64), const ENOTRECOVERABLE Errno #67998
pkg syscall (openbsd-amd64), const EOWNERDEAD = 94 #67998
pkg syscall (openbsd-amd64), const EOWNERDEAD Errno #67998
pkg syscall (openbsd-amd64), const EPROTO = 95 #67998
pkg syscall (openbsd-amd64-cgo), const EBADMSG = 92 #67998
pkg syscall (openbsd-amd64-cgo), const ELAST = 95 #67998
pkg syscall (openbsd-amd64-cgo), const ENOTRECOVERABLE = 93 #67998
pkg syscall (openbsd-amd64-cgo), const ENOTRECOVERABLE Errno #67998
pkg syscall (openbsd-amd64-cgo), const EOWNERDEAD = 94 #67998
pkg syscall (openbsd-amd64-cgo), const EOWNERDEAD Errno #67998
pkg syscall (openbsd-amd64-cgo), const EPROTO = 95 #67998
pkg syscall (windows-386), const WSAENOPROTOOPT = 10042 #62254
pkg syscall (windows-386), const WSAENOPROTOOPT Errno #62254
pkg syscall (windows-amd64), const WSAENOPROTOOPT = 10042 #62254
pkg syscall (windows-amd64), const WSAENOPROTOOPT Errno #62254
pkg syscall, const EBADMSG Errno #67998
pkg syscall, const EPROTO Errno #67998
pkg unicode/utf16, func RuneLen(int32) int #44940
pkg unique, func Make[$0 comparable]($0) Handle[$0] #62483
pkg unique, method (Handle[$0]) Value() $0 #62483
pkg unique, type Handle[$0 comparable] struct #62483

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@@ -1,223 +0,0 @@
pkg bytes, func FieldsFuncSeq([]uint8, func(int32) bool) iter.Seq[[]uint8] #61901
pkg bytes, func FieldsSeq([]uint8) iter.Seq[[]uint8] #61901
pkg bytes, func Lines([]uint8) iter.Seq[[]uint8] #61901
pkg bytes, func SplitAfterSeq([]uint8, []uint8) iter.Seq[[]uint8] #61901
pkg bytes, func SplitSeq([]uint8, []uint8) iter.Seq[[]uint8] #61901
pkg crypto/cipher, func NewCFBDecrypter //deprecated #69445
pkg crypto/cipher, func NewCFBEncrypter //deprecated #69445
pkg crypto/cipher, func NewGCMWithRandomNonce(Block) (AEAD, error) #69981
pkg crypto/cipher, func NewOFB //deprecated #69445
pkg crypto/fips140, func Enabled() bool #70123
pkg crypto/hkdf, func Expand[$0 hash.Hash](func() $0, []uint8, string, int) ([]uint8, error) #61477
pkg crypto/hkdf, func Extract[$0 hash.Hash](func() $0, []uint8, []uint8) ([]uint8, error) #61477
pkg crypto/hkdf, func Key[$0 hash.Hash](func() $0, []uint8, []uint8, string, int) ([]uint8, error) #61477
pkg crypto/mlkem, const CiphertextSize1024 = 1568 #70122
pkg crypto/mlkem, const CiphertextSize1024 ideal-int #70122
pkg crypto/mlkem, const CiphertextSize768 = 1088 #70122
pkg crypto/mlkem, const CiphertextSize768 ideal-int #70122
pkg crypto/mlkem, const EncapsulationKeySize1024 = 1568 #70122
pkg crypto/mlkem, const EncapsulationKeySize1024 ideal-int #70122
pkg crypto/mlkem, const EncapsulationKeySize768 = 1184 #70122
pkg crypto/mlkem, const EncapsulationKeySize768 ideal-int #70122
pkg crypto/mlkem, const SeedSize = 64 #70122
pkg crypto/mlkem, const SeedSize ideal-int #70122
pkg crypto/mlkem, const SharedKeySize = 32 #70122
pkg crypto/mlkem, const SharedKeySize ideal-int #70122
pkg crypto/mlkem, func GenerateKey1024() (*DecapsulationKey1024, error) #70122
pkg crypto/mlkem, func GenerateKey768() (*DecapsulationKey768, error) #70122
pkg crypto/mlkem, func NewDecapsulationKey1024([]uint8) (*DecapsulationKey1024, error) #70122
pkg crypto/mlkem, func NewDecapsulationKey768([]uint8) (*DecapsulationKey768, error) #70122
pkg crypto/mlkem, func NewEncapsulationKey1024([]uint8) (*EncapsulationKey1024, error) #70122
pkg crypto/mlkem, func NewEncapsulationKey768([]uint8) (*EncapsulationKey768, error) #70122
pkg crypto/mlkem, method (*DecapsulationKey1024) Bytes() []uint8 #70122
pkg crypto/mlkem, method (*DecapsulationKey1024) Decapsulate([]uint8) ([]uint8, error) #70122
pkg crypto/mlkem, method (*DecapsulationKey1024) EncapsulationKey() *EncapsulationKey1024 #70122
pkg crypto/mlkem, method (*DecapsulationKey768) Bytes() []uint8 #70122
pkg crypto/mlkem, method (*DecapsulationKey768) Decapsulate([]uint8) ([]uint8, error) #70122
pkg crypto/mlkem, method (*DecapsulationKey768) EncapsulationKey() *EncapsulationKey768 #70122
pkg crypto/mlkem, method (*EncapsulationKey1024) Bytes() []uint8 #70122
pkg crypto/mlkem, method (*EncapsulationKey1024) Encapsulate() ([]uint8, []uint8) #70122
pkg crypto/mlkem, method (*EncapsulationKey768) Bytes() []uint8 #70122
pkg crypto/mlkem, method (*EncapsulationKey768) Encapsulate() ([]uint8, []uint8) #70122
pkg crypto/mlkem, type DecapsulationKey1024 struct #70122
pkg crypto/mlkem, type DecapsulationKey768 struct #70122
pkg crypto/mlkem, type EncapsulationKey1024 struct #70122
pkg crypto/mlkem, type EncapsulationKey768 struct #70122
pkg crypto/pbkdf2, func Key[$0 hash.Hash](func() $0, string, []uint8, int, int) ([]uint8, error) #69488
pkg crypto/rand, func Text() string #67057
pkg crypto/sha3, func New224() *SHA3 #69982
pkg crypto/sha3, func New256() *SHA3 #69982
pkg crypto/sha3, func New384() *SHA3 #69982
pkg crypto/sha3, func New512() *SHA3 #69982
pkg crypto/sha3, func NewCSHAKE128([]uint8, []uint8) *SHAKE #69982
pkg crypto/sha3, func NewCSHAKE256([]uint8, []uint8) *SHAKE #69982
pkg crypto/sha3, func NewSHAKE128() *SHAKE #69982
pkg crypto/sha3, func NewSHAKE256() *SHAKE #69982
pkg crypto/sha3, func Sum224([]uint8) [28]uint8 #69982
pkg crypto/sha3, func Sum256([]uint8) [32]uint8 #69982
pkg crypto/sha3, func Sum384([]uint8) [48]uint8 #69982
pkg crypto/sha3, func Sum512([]uint8) [64]uint8 #69982
pkg crypto/sha3, func SumSHAKE128([]uint8, int) []uint8 #69982
pkg crypto/sha3, func SumSHAKE256([]uint8, int) []uint8 #69982
pkg crypto/sha3, method (*SHA3) AppendBinary([]uint8) ([]uint8, error) #69982
pkg crypto/sha3, method (*SHA3) BlockSize() int #69982
pkg crypto/sha3, method (*SHA3) MarshalBinary() ([]uint8, error) #69982
pkg crypto/sha3, method (*SHA3) Reset() #69982
pkg crypto/sha3, method (*SHA3) Size() int #69982
pkg crypto/sha3, method (*SHA3) Sum([]uint8) []uint8 #69982
pkg crypto/sha3, method (*SHA3) UnmarshalBinary([]uint8) error #69982
pkg crypto/sha3, method (*SHA3) Write([]uint8) (int, error) #69982
pkg crypto/sha3, method (*SHAKE) AppendBinary([]uint8) ([]uint8, error) #69982
pkg crypto/sha3, method (*SHAKE) BlockSize() int #69982
pkg crypto/sha3, method (*SHAKE) MarshalBinary() ([]uint8, error) #69982
pkg crypto/sha3, method (*SHAKE) Read([]uint8) (int, error) #69982
pkg crypto/sha3, method (*SHAKE) Reset() #69982
pkg crypto/sha3, method (*SHAKE) UnmarshalBinary([]uint8) error #69982
pkg crypto/sha3, method (*SHAKE) Write([]uint8) (int, error) #69982
pkg crypto/sha3, type SHA3 struct #69982
pkg crypto/sha3, type SHAKE struct #69982
pkg crypto/subtle, func WithDataIndependentTiming(func()) #66450
pkg crypto/tls, const X25519MLKEM768 = 4588 #69985
pkg crypto/tls, const X25519MLKEM768 CurveID #69985
pkg crypto/tls, type ClientHelloInfo struct, Extensions []uint16 #32936
pkg crypto/tls, type Config struct, EncryptedClientHelloKeys []EncryptedClientHelloKey #68500
pkg crypto/tls, type EncryptedClientHelloKey struct #68500
pkg crypto/tls, type EncryptedClientHelloKey struct, Config []uint8 #68500
pkg crypto/tls, type EncryptedClientHelloKey struct, PrivateKey []uint8 #68500
pkg crypto/tls, type EncryptedClientHelloKey struct, SendAsRetry bool #68500
pkg crypto/x509, const NoValidChains = 10 #68484
pkg crypto/x509, const NoValidChains InvalidReason #68484
pkg crypto/x509, method (OID) AppendBinary([]uint8) ([]uint8, error) #62384
pkg crypto/x509, method (OID) AppendText([]uint8) ([]uint8, error) #62384
pkg crypto/x509, type Certificate struct, InhibitAnyPolicy int #68484
pkg crypto/x509, type Certificate struct, InhibitAnyPolicyZero bool #68484
pkg crypto/x509, type Certificate struct, InhibitPolicyMapping int #68484
pkg crypto/x509, type Certificate struct, InhibitPolicyMappingZero bool #68484
pkg crypto/x509, type Certificate struct, PolicyMappings []PolicyMapping #68484
pkg crypto/x509, type Certificate struct, RequireExplicitPolicy int #68484
pkg crypto/x509, type Certificate struct, RequireExplicitPolicyZero bool #68484
pkg crypto/x509, type PolicyMapping struct #68484
pkg crypto/x509, type PolicyMapping struct, IssuerDomainPolicy OID #68484
pkg crypto/x509, type PolicyMapping struct, SubjectDomainPolicy OID #68484
pkg crypto/x509, type VerifyOptions struct, CertificatePolicies []OID #68484
pkg debug/elf, const VER_FLG_BASE = 1 #63952
pkg debug/elf, const VER_FLG_BASE DynamicVersionFlag #63952
pkg debug/elf, const VER_FLG_INFO = 4 #63952
pkg debug/elf, const VER_FLG_INFO DynamicVersionFlag #63952
pkg debug/elf, const VER_FLG_WEAK = 2 #63952
pkg debug/elf, const VER_FLG_WEAK DynamicVersionFlag #63952
pkg debug/elf, method (*File) DynamicVersionNeeds() ([]DynamicVersionNeed, error) #63952
pkg debug/elf, method (*File) DynamicVersions() ([]DynamicVersion, error) #63952
pkg debug/elf, type DynamicVersion struct #63952
pkg debug/elf, type DynamicVersion struct, Deps []string #63952
pkg debug/elf, type DynamicVersion struct, Flags DynamicVersionFlag #63952
pkg debug/elf, type DynamicVersion struct, Name string #63952
pkg debug/elf, type DynamicVersion struct, Index uint16 #63952
pkg debug/elf, type DynamicVersionDep struct #63952
pkg debug/elf, type DynamicVersionDep struct, Dep string #63952
pkg debug/elf, type DynamicVersionDep struct, Flags DynamicVersionFlag #63952
pkg debug/elf, type DynamicVersionDep struct, Index uint16 #63952
pkg debug/elf, type DynamicVersionFlag uint16 #63952
pkg debug/elf, type DynamicVersionNeed struct #63952
pkg debug/elf, type DynamicVersionNeed struct, Name string #63952
pkg debug/elf, type DynamicVersionNeed struct, Needs []DynamicVersionDep #63952
pkg debug/elf, type Symbol struct, HasVersion bool #63952
pkg debug/elf, type Symbol struct, VersionIndex VersionIndex #63952
pkg debug/elf, method (VersionIndex) Index() uint16 #63952
pkg debug/elf, method (VersionIndex) IsHidden() bool #63952
pkg debug/elf, type VersionIndex uint16 #63952
pkg encoding, type BinaryAppender interface { AppendBinary } #62384
pkg encoding, type BinaryAppender interface, AppendBinary([]uint8) ([]uint8, error) #62384
pkg encoding, type TextAppender interface { AppendText } #62384
pkg encoding, type TextAppender interface, AppendText([]uint8) ([]uint8, error) #62384
pkg go/types, method (*Interface) EmbeddedTypes() iter.Seq[Type] #66626
pkg go/types, method (*Interface) ExplicitMethods() iter.Seq[*Func] #66626
pkg go/types, method (*Interface) Methods() iter.Seq[*Func] #66626
pkg go/types, method (*MethodSet) Methods() iter.Seq[*Selection] #66626
pkg go/types, method (*Named) Methods() iter.Seq[*Func] #66626
pkg go/types, method (*Scope) Children() iter.Seq[*Scope] #66626
pkg go/types, method (*Struct) Fields() iter.Seq[*Var] #66626
pkg go/types, method (*Tuple) Variables() iter.Seq[*Var] #66626
pkg go/types, method (*TypeList) Types() iter.Seq[Type] #66626
pkg go/types, method (*TypeParamList) TypeParams() iter.Seq[*TypeParam] #66626
pkg go/types, method (*Union) Terms() iter.Seq[*Term] #66626
pkg hash/maphash, func Comparable[$0 comparable](Seed, $0) uint64 #54670
pkg hash/maphash, func WriteComparable[$0 comparable](*Hash, $0) #54670
pkg log/slog, method (*LevelVar) AppendText([]uint8) ([]uint8, error) #62384
pkg log/slog, method (Level) AppendText([]uint8) ([]uint8, error) #62384
pkg log/slog, var DiscardHandler Handler #62005
pkg math/big, method (*Float) AppendText([]uint8) ([]uint8, error) #62384
pkg math/big, method (*Int) AppendText([]uint8) ([]uint8, error) #62384
pkg math/big, method (*Rat) AppendText([]uint8) ([]uint8, error) #62384
pkg math/rand/v2, method (*ChaCha8) AppendBinary([]uint8) ([]uint8, error) #62384
pkg math/rand/v2, method (*PCG) AppendBinary([]uint8) ([]uint8, error) #62384
pkg net, method (IP) AppendText([]uint8) ([]uint8, error) #62384
pkg net/http, method (*Protocols) SetHTTP1(bool) #67814
pkg net/http, method (*Protocols) SetHTTP2(bool) #67814
pkg net/http, method (*Protocols) SetUnencryptedHTTP2(bool) #67816
pkg net/http, method (Protocols) HTTP1() bool #67814
pkg net/http, method (Protocols) HTTP2() bool #67814
pkg net/http, method (Protocols) String() string #67814
pkg net/http, method (Protocols) UnencryptedHTTP2() bool #67816
pkg net/http, type HTTP2Config struct #67813
pkg net/http, type HTTP2Config struct, CountError func(string) #67813
pkg net/http, type HTTP2Config struct, MaxConcurrentStreams int #67813
pkg net/http, type HTTP2Config struct, MaxDecoderHeaderTableSize int #67813
pkg net/http, type HTTP2Config struct, MaxEncoderHeaderTableSize int #67813
pkg net/http, type HTTP2Config struct, MaxReadFrameSize int #67813
pkg net/http, type HTTP2Config struct, MaxReceiveBufferPerConnection int #67813
pkg net/http, type HTTP2Config struct, MaxReceiveBufferPerStream int #67813
pkg net/http, type HTTP2Config struct, PermitProhibitedCipherSuites bool #67813
pkg net/http, type HTTP2Config struct, PingTimeout time.Duration #67813
pkg net/http, type HTTP2Config struct, SendPingTimeout time.Duration #67813
pkg net/http, type HTTP2Config struct, WriteByteTimeout time.Duration #67813
pkg net/http, type Protocols struct #67814
pkg net/http, type Server struct, HTTP2 *HTTP2Config #67813
pkg net/http, type Server struct, Protocols *Protocols #67814
pkg net/http, type Transport struct, HTTP2 *HTTP2Config #67813
pkg net/http, type Transport struct, Protocols *Protocols #67814
pkg net/netip, method (Addr) AppendBinary([]uint8) ([]uint8, error) #62384
pkg net/netip, method (Addr) AppendText([]uint8) ([]uint8, error) #62384
pkg net/netip, method (AddrPort) AppendBinary([]uint8) ([]uint8, error) #62384
pkg net/netip, method (AddrPort) AppendText([]uint8) ([]uint8, error) #62384
pkg net/netip, method (Prefix) AppendBinary([]uint8) ([]uint8, error) #62384
pkg net/netip, method (Prefix) AppendText([]uint8) ([]uint8, error) #62384
pkg net/url, method (*URL) AppendBinary([]uint8) ([]uint8, error) #62384
pkg os, func OpenInRoot(string, string) (*File, error) #67002
pkg os, func OpenRoot(string) (*Root, error) #67002
pkg os, method (*Root) Close() error #67002
pkg os, method (*Root) Create(string) (*File, error) #67002
pkg os, method (*Root) FS() fs.FS #67002
pkg os, method (*Root) Lstat(string) (fs.FileInfo, error) #67002
pkg os, method (*Root) Mkdir(string, fs.FileMode) error #67002
pkg os, method (*Root) Name() string #67002
pkg os, method (*Root) Open(string) (*File, error) #67002
pkg os, method (*Root) OpenFile(string, int, fs.FileMode) (*File, error) #67002
pkg os, method (*Root) OpenRoot(string) (*Root, error) #67002
pkg os, method (*Root) Remove(string) error #67002
pkg os, method (*Root) Stat(string) (fs.FileInfo, error) #67002
pkg os, type Root struct #67002
pkg regexp, method (*Regexp) AppendText([]uint8) ([]uint8, error) #62384
pkg runtime, func AddCleanup[$0 interface{}, $1 interface{}](*$0, func($1), $1) Cleanup #67535
pkg runtime, func GOROOT //deprecated #51473
pkg runtime, method (Cleanup) Stop() #67535
pkg runtime, type Cleanup struct #67535
pkg strings, func FieldsFuncSeq(string, func(int32) bool) iter.Seq[string] #61901
pkg strings, func FieldsSeq(string) iter.Seq[string] #61901
pkg strings, func Lines(string) iter.Seq[string] #61901
pkg strings, func SplitAfterSeq(string, string) iter.Seq[string] #61901
pkg strings, func SplitSeq(string, string) iter.Seq[string] #61901
pkg testing, method (*B) Chdir(string) #62516
pkg testing, method (*B) Context() context.Context #36532
pkg testing, method (*B) Loop() bool #61515
pkg testing, method (*F) Chdir(string) #62516
pkg testing, method (*F) Context() context.Context #36532
pkg testing, method (*T) Chdir(string) #62516
pkg testing, method (*T) Context() context.Context #36532
pkg testing, type TB interface, Chdir(string) #62516
pkg testing, type TB interface, Context() context.Context #36532
pkg time, method (Time) AppendBinary([]uint8) ([]uint8, error) #62384
pkg time, method (Time) AppendText([]uint8) ([]uint8, error) #62384
pkg weak, func Make[$0 interface{}](*$0) Pointer[$0] #67552
pkg weak, method (Pointer[$0]) Value() *$0 #67552
pkg weak, type Pointer[$0 interface{}] struct #67552

View File

@@ -1,111 +0,0 @@
pkg crypto, func SignMessage(Signer, io.Reader, []uint8, SignerOpts) ([]uint8, error) #63405
pkg crypto, type MessageSigner interface { Public, Sign, SignMessage } #63405
pkg crypto, type MessageSigner interface, Public() PublicKey #63405
pkg crypto, type MessageSigner interface, Sign(io.Reader, []uint8, SignerOpts) ([]uint8, error) #63405
pkg crypto, type MessageSigner interface, SignMessage(io.Reader, []uint8, SignerOpts) ([]uint8, error) #63405
pkg crypto/ecdsa, func ParseRawPrivateKey(elliptic.Curve, []uint8) (*PrivateKey, error) #63963
pkg crypto/ecdsa, func ParseUncompressedPublicKey(elliptic.Curve, []uint8) (*PublicKey, error) #63963
pkg crypto/ecdsa, method (*PrivateKey) Bytes() ([]uint8, error) #63963
pkg crypto/ecdsa, method (*PublicKey) Bytes() ([]uint8, error) #63963
pkg crypto/sha3, method (*SHA3) Clone() (hash.Cloner, error) #69521
pkg crypto/tls, type Config struct, GetEncryptedClientHelloKeys func(*ClientHelloInfo) ([]EncryptedClientHelloKey, error) #71920
pkg crypto/tls, type ConnectionState struct, CurveID CurveID #67516
pkg debug/elf, const PT_RISCV_ATTRIBUTES = 1879048195 #72843
pkg debug/elf, const PT_RISCV_ATTRIBUTES ProgType #72843
pkg debug/elf, const SHT_RISCV_ATTRIBUTES = 1879048195 #72843
pkg debug/elf, const SHT_RISCV_ATTRIBUTES SectionType #72843
pkg go/ast, const FilterFuncDuplicates //deprecated #73088
pkg go/ast, const FilterImportDuplicates //deprecated #73088
pkg go/ast, const FilterUnassociatedComments //deprecated #73088
pkg go/ast, func FilterPackage //deprecated #73088
pkg go/ast, func MergePackageFiles //deprecated #73088
pkg go/ast, func PackageExports //deprecated #73088
pkg go/ast, func PreorderStack(Node, []Node, func(Node, []Node) bool) #73319
pkg go/ast, type MergeMode //deprecated #73088
pkg go/parser, func ParseDir //deprecated #71122
pkg go/token, method (*FileSet) AddExistingFiles(...*File) #73205
pkg go/types, const FieldVar = 6 #70250
pkg go/types, const FieldVar VarKind #70250
pkg go/types, const LocalVar = 2 #70250
pkg go/types, const LocalVar VarKind #70250
pkg go/types, const PackageVar = 1 #70250
pkg go/types, const PackageVar VarKind #70250
pkg go/types, const ParamVar = 4 #70250
pkg go/types, const ParamVar VarKind #70250
pkg go/types, const RecvVar = 3 #70250
pkg go/types, const RecvVar VarKind #70250
pkg go/types, const ResultVar = 5 #70250
pkg go/types, const ResultVar VarKind #70250
pkg go/types, func LookupSelection(Type, bool, *Package, string) (Selection, bool) #70737
pkg go/types, method (*Var) Kind() VarKind #70250
pkg go/types, method (*Var) SetKind(VarKind) #70250
pkg go/types, method (VarKind) String() string #70250
pkg go/types, type VarKind uint8 #70250
pkg hash, type Cloner interface { BlockSize, Clone, Reset, Size, Sum, Write } #69521
pkg hash, type Cloner interface, BlockSize() int #69521
pkg hash, type Cloner interface, Clone() (Cloner, error) #69521
pkg hash, type Cloner interface, Reset() #69521
pkg hash, type Cloner interface, Size() int #69521
pkg hash, type Cloner interface, Sum([]uint8) []uint8 #69521
pkg hash, type Cloner interface, Write([]uint8) (int, error) #69521
pkg hash, type XOF interface { BlockSize, Read, Reset, Write } #69518
pkg hash, type XOF interface, BlockSize() int #69518
pkg hash, type XOF interface, Read([]uint8) (int, error) #69518
pkg hash, type XOF interface, Reset() #69518
pkg hash, type XOF interface, Write([]uint8) (int, error) #69518
pkg hash/maphash, method (*Hash) Clone() (hash.Cloner, error) #69521
pkg io/fs, func Lstat(FS, string) (FileInfo, error) #49580
pkg io/fs, func ReadLink(FS, string) (string, error) #49580
pkg io/fs, type ReadLinkFS interface { Lstat, Open, ReadLink } #49580
pkg io/fs, type ReadLinkFS interface, Lstat(string) (FileInfo, error) #49580
pkg io/fs, type ReadLinkFS interface, Open(string) (File, error) #49580
pkg io/fs, type ReadLinkFS interface, ReadLink(string) (string, error) #49580
pkg log/slog, func GroupAttrs(string, ...Attr) Attr #66365
pkg log/slog, method (Record) Source() *Source #70280
pkg mime/multipart, func FileContentDisposition(string, string) string #46771
pkg net/http, func NewCrossOriginProtection() *CrossOriginProtection #73626
pkg net/http, method (*CrossOriginProtection) AddInsecureBypassPattern(string) #73626
pkg net/http, method (*CrossOriginProtection) AddTrustedOrigin(string) error #73626
pkg net/http, method (*CrossOriginProtection) Check(*Request) error #73626
pkg net/http, method (*CrossOriginProtection) Handler(Handler) Handler #73626
pkg net/http, method (*CrossOriginProtection) SetDenyHandler(Handler) #73626
pkg net/http, type CrossOriginProtection struct #73626
pkg os, method (*Root) Chmod(string, fs.FileMode) error #67002
pkg os, method (*Root) Chown(string, int, int) error #67002
pkg os, method (*Root) Chtimes(string, time.Time, time.Time) error #67002
pkg os, method (*Root) Lchown(string, int, int) error #67002
pkg os, method (*Root) Link(string, string) error #67002
pkg os, method (*Root) MkdirAll(string, fs.FileMode) error #67002
pkg os, method (*Root) ReadFile(string) ([]uint8, error) #73126
pkg os, method (*Root) Readlink(string) (string, error) #67002
pkg os, method (*Root) RemoveAll(string) error #67002
pkg os, method (*Root) Rename(string, string) error #67002
pkg os, method (*Root) Symlink(string, string) error #67002
pkg os, method (*Root) WriteFile(string, []uint8, fs.FileMode) error #73126
pkg reflect, func TypeAssert[$0 interface{}](Value) ($0, bool) #62121
pkg runtime, func SetDefaultGOMAXPROCS() #73193
pkg runtime/trace, func NewFlightRecorder(FlightRecorderConfig) *FlightRecorder #63185
pkg runtime/trace, method (*FlightRecorder) Enabled() bool #63185
pkg runtime/trace, method (*FlightRecorder) Start() error #63185
pkg runtime/trace, method (*FlightRecorder) Stop() #63185
pkg runtime/trace, method (*FlightRecorder) WriteTo(io.Writer) (int64, error) #63185
pkg runtime/trace, type FlightRecorder struct #63185
pkg runtime/trace, type FlightRecorderConfig struct #63185
pkg runtime/trace, type FlightRecorderConfig struct, MaxBytes uint64 #63185
pkg runtime/trace, type FlightRecorderConfig struct, MinAge time.Duration #63185
pkg sync, method (*WaitGroup) Go(func()) #63796
pkg testing, method (*B) Attr(string, string) #43936
pkg testing, method (*B) Output() io.Writer #59928
pkg testing, method (*F) Attr(string, string) #43936
pkg testing, method (*F) Output() io.Writer #59928
pkg testing, method (*T) Attr(string, string) #43936
pkg testing, method (*T) Output() io.Writer #59928
pkg testing, type TB interface, Attr(string, string) #43936
pkg testing, type TB interface, Output() io.Writer #59928
pkg testing/fstest, method (MapFS) Lstat(string) (fs.FileInfo, error) #49580
pkg testing/fstest, method (MapFS) ReadLink(string) (string, error) #49580
pkg testing/synctest, func Test(*testing.T, func(*testing.T)) #67434
pkg testing/synctest, func Wait() #67434
pkg unicode, var CategoryAliases map[string]string #70780
pkg unicode, var Cn *RangeTable #70780
pkg unicode, var LC *RangeTable #70780

View File

@@ -1,180 +0,0 @@
pkg bytes, method (*Buffer) Peek(int) ([]uint8, error) #73794
pkg crypto, type Decapsulator interface { Decapsulate, Encapsulator } #75300
pkg crypto, type Decapsulator interface, Decapsulate([]uint8) ([]uint8, error) #75300
pkg crypto, type Decapsulator interface, Encapsulator() Encapsulator #75300
pkg crypto, type Encapsulator interface { Bytes, Encapsulate } #75300
pkg crypto, type Encapsulator interface, Bytes() []uint8 #75300
pkg crypto, type Encapsulator interface, Encapsulate() ([]uint8, []uint8) #75300
pkg crypto/ecdh, type KeyExchanger interface { Curve, ECDH, PublicKey } #75300
pkg crypto/ecdh, type KeyExchanger interface, Curve() Curve #75300
pkg crypto/ecdh, type KeyExchanger interface, ECDH(*PublicKey) ([]uint8, error) #75300
pkg crypto/ecdh, type KeyExchanger interface, PublicKey() *PublicKey #75300
pkg crypto/ecdsa, type PrivateKey struct, D //deprecated #63963
pkg crypto/ecdsa, type PublicKey struct, X //deprecated #63963
pkg crypto/ecdsa, type PublicKey struct, Y //deprecated #63963
pkg crypto/fips140, func Enforced() bool #74630
pkg crypto/fips140, func Version() string #75301
pkg crypto/fips140, func WithoutEnforcement(func()) #74630
pkg crypto/hpke, func AES128GCM() AEAD #75300
pkg crypto/hpke, func AES256GCM() AEAD #75300
pkg crypto/hpke, func ChaCha20Poly1305() AEAD #75300
pkg crypto/hpke, func DHKEM(ecdh.Curve) KEM #75300
pkg crypto/hpke, func ExportOnly() AEAD #75300
pkg crypto/hpke, func HKDFSHA256() KDF #75300
pkg crypto/hpke, func HKDFSHA384() KDF #75300
pkg crypto/hpke, func HKDFSHA512() KDF #75300
pkg crypto/hpke, func MLKEM1024() KEM #75300
pkg crypto/hpke, func MLKEM1024P384() KEM #75300
pkg crypto/hpke, func MLKEM768() KEM #75300
pkg crypto/hpke, func MLKEM768P256() KEM #75300
pkg crypto/hpke, func MLKEM768X25519() KEM #75300
pkg crypto/hpke, func NewAEAD(uint16) (AEAD, error) #75300
pkg crypto/hpke, func NewDHKEMPrivateKey(ecdh.KeyExchanger) (PrivateKey, error) #75300
pkg crypto/hpke, func NewDHKEMPublicKey(*ecdh.PublicKey) (PublicKey, error) #75300
pkg crypto/hpke, func NewHybridPrivateKey(crypto.Decapsulator, ecdh.KeyExchanger) (PrivateKey, error) #75300
pkg crypto/hpke, func NewHybridPublicKey(crypto.Encapsulator, *ecdh.PublicKey) (PublicKey, error) #75300
pkg crypto/hpke, func NewKDF(uint16) (KDF, error) #75300
pkg crypto/hpke, func NewKEM(uint16) (KEM, error) #75300
pkg crypto/hpke, func NewMLKEMPrivateKey(crypto.Decapsulator) (PrivateKey, error) #75300
pkg crypto/hpke, func NewMLKEMPublicKey(crypto.Encapsulator) (PublicKey, error) #75300
pkg crypto/hpke, func NewRecipient([]uint8, PrivateKey, KDF, AEAD, []uint8) (*Recipient, error) #75300
pkg crypto/hpke, func NewSender(PublicKey, KDF, AEAD, []uint8) ([]uint8, *Sender, error) #75300
pkg crypto/hpke, func Open(PrivateKey, KDF, AEAD, []uint8, []uint8) ([]uint8, error) #75300
pkg crypto/hpke, func SHAKE128() KDF #75300
pkg crypto/hpke, func SHAKE256() KDF #75300
pkg crypto/hpke, func Seal(PublicKey, KDF, AEAD, []uint8, []uint8) ([]uint8, error) #75300
pkg crypto/hpke, method (*Recipient) Export(string, int) ([]uint8, error) #75300
pkg crypto/hpke, method (*Recipient) Open([]uint8, []uint8) ([]uint8, error) #75300
pkg crypto/hpke, method (*Sender) Export(string, int) ([]uint8, error) #75300
pkg crypto/hpke, method (*Sender) Seal([]uint8, []uint8) ([]uint8, error) #75300
pkg crypto/hpke, type AEAD interface, ID() uint16 #75300
pkg crypto/hpke, type AEAD interface, unexported methods #75300
pkg crypto/hpke, type KDF interface, ID() uint16 #75300
pkg crypto/hpke, type KDF interface, unexported methods #75300
pkg crypto/hpke, type KEM interface, DeriveKeyPair([]uint8) (PrivateKey, error) #75300
pkg crypto/hpke, type KEM interface, GenerateKey() (PrivateKey, error) #75300
pkg crypto/hpke, type KEM interface, ID() uint16 #75300
pkg crypto/hpke, type KEM interface, NewPrivateKey([]uint8) (PrivateKey, error) #75300
pkg crypto/hpke, type KEM interface, NewPublicKey([]uint8) (PublicKey, error) #75300
pkg crypto/hpke, type KEM interface, unexported methods #75300
pkg crypto/hpke, type PrivateKey interface, Bytes() ([]uint8, error) #75300
pkg crypto/hpke, type PrivateKey interface, KEM() KEM #75300
pkg crypto/hpke, type PrivateKey interface, PublicKey() PublicKey #75300
pkg crypto/hpke, type PrivateKey interface, unexported methods #75300
pkg crypto/hpke, type PublicKey interface, Bytes() []uint8 #75300
pkg crypto/hpke, type PublicKey interface, KEM() KEM #75300
pkg crypto/hpke, type PublicKey interface, unexported methods #75300
pkg crypto/hpke, type Recipient struct #75300
pkg crypto/hpke, type Sender struct #75300
pkg crypto/mlkem, method (*DecapsulationKey1024) Encapsulator() crypto.Encapsulator #75300
pkg crypto/mlkem, method (*DecapsulationKey768) Encapsulator() crypto.Encapsulator #75300
pkg crypto/mlkem/mlkemtest, func Encapsulate1024(*mlkem.EncapsulationKey1024, []uint8) ([]uint8, []uint8, error) #73627
pkg crypto/mlkem/mlkemtest, func Encapsulate768(*mlkem.EncapsulationKey768, []uint8) ([]uint8, []uint8, error) #73627
pkg crypto/rsa, func DecryptPKCS1v15 //deprecated #75302
pkg crypto/rsa, func DecryptPKCS1v15SessionKey //deprecated #75302
pkg crypto/rsa, func EncryptOAEPWithOptions(io.Reader, *PublicKey, []uint8, *OAEPOptions) ([]uint8, error) #65716
pkg crypto/rsa, func EncryptPKCS1v15 //deprecated #75302
pkg crypto/rsa, type PKCS1v15DecryptOptions //deprecated #75302
pkg crypto/tls, const QUICErrorEvent = 10 #75108
pkg crypto/tls, const QUICErrorEvent QUICEventKind #75108
pkg crypto/tls, const SecP256r1MLKEM768 = 4587 #71206
pkg crypto/tls, const SecP256r1MLKEM768 CurveID #71206
pkg crypto/tls, const SecP384r1MLKEM1024 = 4589 #71206
pkg crypto/tls, const SecP384r1MLKEM1024 CurveID #71206
pkg crypto/tls, type ClientHelloInfo struct, HelloRetryRequest bool #74425
pkg crypto/tls, type ConnectionState struct, HelloRetryRequest bool #74425
pkg crypto/tls, type QUICEvent struct, Err error #75108
pkg crypto/x509, func OIDFromASN1OID(asn1.ObjectIdentifier) (OID, error) #75325
pkg crypto/x509, method (ExtKeyUsage) OID() OID #75325
pkg crypto/x509, method (ExtKeyUsage) String() string #56866
pkg crypto/x509, method (KeyUsage) String() string #56866
pkg debug/elf, const R_LARCH_CALL36 = 110 #75562
pkg debug/elf, const R_LARCH_CALL36 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC32 = 13 #75562
pkg debug/elf, const R_LARCH_TLS_DESC32 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC64 = 14 #75562
pkg debug/elf, const R_LARCH_TLS_DESC64 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_HI12 = 118 #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_HI12 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_LO20 = 117 #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_LO20 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_PC_HI12 = 114 #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_PC_HI12 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_PC_LO20 = 113 #75562
pkg debug/elf, const R_LARCH_TLS_DESC64_PC_LO20 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_CALL = 120 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_CALL R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_HI20 = 115 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_HI20 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_LD = 119 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_LD R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_LO12 = 116 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_LO12 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PCREL20_S2 = 126 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PCREL20_S2 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PC_HI20 = 111 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PC_HI20 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PC_LO12 = 112 #75562
pkg debug/elf, const R_LARCH_TLS_DESC_PC_LO12 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_GD_PCREL20_S2 = 125 #75562
pkg debug/elf, const R_LARCH_TLS_GD_PCREL20_S2 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_LD_PCREL20_S2 = 124 #75562
pkg debug/elf, const R_LARCH_TLS_LD_PCREL20_S2 R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_LE_ADD_R = 122 #75562
pkg debug/elf, const R_LARCH_TLS_LE_ADD_R R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_LE_HI20_R = 121 #75562
pkg debug/elf, const R_LARCH_TLS_LE_HI20_R R_LARCH #75562
pkg debug/elf, const R_LARCH_TLS_LE_LO12_R = 123 #75562
pkg debug/elf, const R_LARCH_TLS_LE_LO12_R R_LARCH #75562
pkg errors, func AsType[$0 error](error) ($0, bool) #51945
pkg go/ast, func ParseDirective(token.Pos, string) (Directive, bool) #68021
pkg go/ast, method (*Directive) End() token.Pos #68021
pkg go/ast, method (*Directive) ParseArgs() ([]DirectiveArg, error) #68021
pkg go/ast, method (*Directive) Pos() token.Pos #68021
pkg go/ast, type BasicLit struct, ValueEnd token.Pos #76031
pkg go/ast, type Directive struct #68021
pkg go/ast, type Directive struct, Args string #68021
pkg go/ast, type Directive struct, ArgsPos token.Pos #68021
pkg go/ast, type Directive struct, Name string #68021
pkg go/ast, type Directive struct, Slash token.Pos #68021
pkg go/ast, type Directive struct, Tool string #68021
pkg go/ast, type DirectiveArg struct #68021
pkg go/ast, type DirectiveArg struct, Arg string #68021
pkg go/ast, type DirectiveArg struct, Pos token.Pos #68021
pkg go/token, method (*File) End() Pos #75849
pkg log/slog, func NewMultiHandler(...Handler) *MultiHandler #65954
pkg log/slog, method (*MultiHandler) Enabled(context.Context, Level) bool #65954
pkg log/slog, method (*MultiHandler) Handle(context.Context, Record) error #65954
pkg log/slog, method (*MultiHandler) WithAttrs([]Attr) Handler #65954
pkg log/slog, method (*MultiHandler) WithGroup(string) Handler #65954
pkg log/slog, type MultiHandler struct #65954
pkg net, method (*Dialer) DialIP(context.Context, string, netip.Addr, netip.Addr) (*IPConn, error) #49097
pkg net, method (*Dialer) DialTCP(context.Context, string, netip.AddrPort, netip.AddrPort) (*TCPConn, error) #49097
pkg net, method (*Dialer) DialUDP(context.Context, string, netip.AddrPort, netip.AddrPort) (*UDPConn, error) #49097
pkg net, method (*Dialer) DialUnix(context.Context, string, *UnixAddr, *UnixAddr) (*UnixConn, error) #49097
pkg net/http, method (*ClientConn) Available() int #75772
pkg net/http, method (*ClientConn) Close() error #75772
pkg net/http, method (*ClientConn) Err() error #75772
pkg net/http, method (*ClientConn) InFlight() int #75772
pkg net/http, method (*ClientConn) Release() #75772
pkg net/http, method (*ClientConn) Reserve() error #75772
pkg net/http, method (*ClientConn) RoundTrip(*Request) (*Response, error) #75772
pkg net/http, method (*ClientConn) SetStateHook(func(*ClientConn)) #75772
pkg net/http, method (*Transport) NewClientConn(context.Context, string, string) (*ClientConn, error) #75772
pkg net/http, type ClientConn struct #75772
pkg net/http, type HTTP2Config struct, StrictMaxConcurrentRequests bool #67813
pkg net/http/httputil, type ReverseProxy struct, Director //deprecated #73161
pkg net/netip, method (Prefix) Compare(Prefix) int #61642
pkg os, method (*Process) WithHandle(func(uintptr)) error #70352
pkg os, var ErrNoHandle error #70352
pkg reflect, method (Value) Fields() iter.Seq2[StructField, Value] #66631
pkg reflect, method (Value) Methods() iter.Seq2[Method, Value] #66631
pkg reflect, type Type interface, Fields() iter.Seq[StructField] #66631
pkg reflect, type Type interface, Ins() iter.Seq[Type] #66631
pkg reflect, type Type interface, Methods() iter.Seq[Method] #66631
pkg reflect, type Type interface, Outs() iter.Seq[Type] #66631
pkg testing, method (*B) ArtifactDir() string #71287
pkg testing, method (*F) ArtifactDir() string #71287
pkg testing, method (*T) ArtifactDir() string #71287
pkg testing, type TB interface, ArtifactDir() string #71287
pkg testing/cryptotest, func SetGlobalRandom(*testing.T, uint64) #70942

View File

@@ -1,2 +1,2 @@
branch: dev.simd
branch: release-branch.go1.20
parent-branch: master

View File

@@ -1,75 +0,0 @@
# Release Notes
The `initial` and `next` subdirectories of this directory are for release notes.
## For developers
Release notes should be added to `next` by editing existing files or creating
new files. **Do not add RELNOTE=yes comments in CLs.** Instead, add a file to
the CL (or ask the author to do so).
At the end of the development cycle, the files will be merged by being
concatenated in sorted order by pathname. Files in the directory matching the
glob "*stdlib/*minor" are treated specially. They should be in subdirectories
corresponding to standard library package paths, and headings for those package
paths will be generated automatically.
Files in this repo's `api/next` directory must have corresponding files in
`doc/next/*stdlib/*minor`.
The files should be in the subdirectory for the package with the new
API, and should be named after the issue number of the API proposal.
For example, if the directory `6-stdlib/99-minor` is present,
then an `api/next` file with the line
pkg net/http, function F #12345
should have a corresponding file named `doc/next/6-stdlib/99-minor/net/http/12345.md`.
At a minimum, that file should contain either a full sentence or a TODO,
ideally referring to a person with the responsibility to complete the note.
If your CL addresses an accepted proposal, mention the proposal issue number in
your release note in the form `/issue/NUMBER`. A link to the issue in the text
will have this form (see below). If you don't want to mention the issue in the
text, add it as a comment:
```
<!-- go.dev/issue/12345 -->
```
If an accepted proposal is mentioned in a CL but not in the release notes, it will be
flagged as a TODO by the automated tooling. That is true even for proposals that add API.
Use the following forms in your markdown:
[http.Request] # symbol documentation; auto-linked as in Go doc strings
[Request] # short form, for symbols in the package being documented
[net/http] # package link
[#12345](/issue/12345) # GitHub issues
[CL 6789](/cl/6789) # Gerrit changelists
To preview `next` content in merged form using a local instance of the website, run:
```
go run golang.org/x/website/cmd/golangorg@latest -goroot=..
```
Then open http://localhost:6060/doc/next. Refresh the page to see your latest edits.
## For the release team
The `relnote` tool, at `golang.org/x/build/cmd/relnote`, operates on the files
in `doc/next`.
As a release cycle nears completion, run `relnote todo` to get a list of
unfinished release note work.
To prepare the release notes for a release, run `relnote generate`.
That will merge the `.md` files in `next` into a single file.
Atomically (as close to it as possible) add that file to `_content/doc` directory
of the website repository and remove the `doc/next` directory in this repository.
To begin the next release development cycle, populate the contents of `next`
with those of `initial`. From the repo root:
> cd doc
> cp -R initial/ next
Then edit `next/1-intro.md` to refer to the next version.

View File

@@ -464,23 +464,6 @@ Function is the outermost frame of the call stack. Traceback should stop at this
</li>
</ul>
<h3 id="special-instructions">Special instructions</h3>
<p>
The <code>PCALIGN</code> pseudo-instruction is used to indicate that the next instruction should be aligned
to a specified boundary by padding with no-op instructions.
</p>
<p>
It is currently supported on arm64, amd64, ppc64, loong64 and riscv64.
For example, the start of the <code>MOVD</code> instruction below is aligned to 32 bytes:
<pre>
PCALIGN $32
MOVD $2, R0
</pre>
</p>
<h3 id="data-offsets">Interacting with Go types and constants</h3>
<p>
@@ -1039,12 +1022,6 @@ The value of <code>GOMIPS64</code> environment variable (<code>hardfloat</code>
<code>GOMIPS64_hardfloat</code> or <code>GOMIPS64_softfloat</code>.
</p>
<h3 id="riscv64">RISCV64</h3>
<p>
Reference: <a href="/pkg/cmd/internal/obj/riscv">Go RISCV64 Assembly Instructions Reference Manual</a>
</p>
<h3 id="unsupported_opcodes">Unsupported opcodes</h3>
<p>

6858
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@@ -82,7 +82,7 @@ while still insisting that races are errors and that tools can diagnose and repo
<p>
The following formal definition of Go's memory model closely follows
the approach presented by Hans-J. Boehm and Sarita V. Adve in
<a href="https://dl.acm.org/doi/10.1145/1375581.1375591">Foundations of the C++ Concurrency Memory Model</a>”,
<a href="https://www.hpl.hp.com/techreports/2008/HPL-2008-56.pdf">Foundations of the C++ Concurrency Memory Model</a>”,
published in PLDI 2008.
The definition of data-race-free programs and the guarantee of sequential consistency
for race-free programs are equivalent to the ones in that work.
@@ -98,12 +98,12 @@ which in turn are made up of memory operations.
A <i>memory operation</i> is modeled by four details:
</p>
<ul>
<li>its kind, indicating whether it is an ordinary data read, an ordinary data write,
or a <i>synchronizing operation</i> such as an atomic data access,
a mutex operation, or a channel operation,</li>
<li>its location in the program,</li>
<li>the memory location or variable being accessed, and</li>
<li>the values read or written by the operation.</li>
<li>its kind, indicating whether it is an ordinary data read, an ordinary data write,
or a <i>synchronizing operation</i> such as an atomic data access,
a mutex operation, or a channel operation,
<li>its location in the program,
<li>the memory location or variable being accessed, and
<li>the values read or written by the operation.
</ul>
<p>
Some memory operations are <i>read-like</i>, including read, atomic read, mutex lock, and channel receive.
@@ -159,11 +159,10 @@ union of the sequenced before and synchronized before relations.
For an ordinary (non-synchronizing) data read <i>r</i> on a memory location <i>x</i>,
<i>W</i>(<i>r</i>) must be a write <i>w</i> that is <i>visible</i> to <i>r</i>,
where visible means that both of the following hold:
</p>
<ol>
<li><i>w</i> happens before <i>r</i>.</li>
<li><i>w</i> does not happen before any other write <i>w'</i> (to <i>x</i>) that happens before <i>r</i>.</li>
<li><i>w</i> happens before <i>r</i>.
<li><i>w</i> does not happen before any other write <i>w'</i> (to <i>x</i>) that happens before <i>r</i>.
</ol>
<p>
@@ -222,7 +221,7 @@ for programs that do contain races.
</p>
<p>
Any implementation can, upon detecting a data race,
First, any implementation can, upon detecting a data race,
report the race and halt execution of the program.
Implementations using ThreadSanitizer
(accessed with “<code>go</code> <code>build</code> <code>-race</code>”)
@@ -230,18 +229,7 @@ do exactly this.
</p>
<p>
A read of an array, struct, or complex number
may be implemented as a read of each individual sub-value
(array element, struct field, or real/imaginary component),
in any order.
Similarly, a write of an array, struct, or complex number
may be implemented as a write of each individual sub-value,
in any order.
</p>
<p>
A read <i>r</i> of a memory location <i>x</i>
holding a value
Otherwise, a read <i>r</i> of a memory location <i>x</i>
that is not larger than a machine word must observe
some write <i>w</i> such that <i>r</i> does not happen before <i>w</i>
and there is no write <i>w'</i> such that <i>w</i> happens before <i>w'</i>
@@ -453,7 +441,7 @@ crash, or do something else.)
</p>
<p class="rule">
The <i>k</i>th receive from a channel with capacity <i>C</i> is synchronized before the completion of the <i>k</i>+<i>C</i>th send on that channel.
The <i>k</i>th receive on a channel with capacity <i>C</i> is synchronized before the completion of the <i>k</i>+<i>C</i>th send from that channel completes.
</p>
<p>

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@@ -1,519 +0,0 @@
---
title: "Go, Backwards Compatibility, and GODEBUG"
layout: article
---
<!--
This document is kept in the Go repo, not x/website,
because it documents the full list of known GODEBUG settings,
which are tied to a specific release.
-->
## Introduction {#intro}
Go's emphasis on backwards compatibility is one of its key strengths.
There are, however, times when we cannot maintain complete compatibility.
If code depends on buggy (including insecure) behavior,
then fixing the bug will break that code.
New features can also have similar impacts:
enabling the HTTP/2 use by the HTTP client broke programs
connecting to servers with buggy HTTP/2 implementations.
These kinds of changes are unavoidable and
[permitted by the Go 1 compatibility rules](/doc/go1compat).
Even so, Go provides a mechanism called GODEBUG to
reduce the impact such changes have on Go developers
using newer toolchains to compile old code.
A GODEBUG setting is a `key=value` pair
that controls the execution of certain parts of a Go program.
The environment variable `GODEBUG`
can hold a comma-separated list of these settings.
For example, if a Go program is running in an environment that contains
GODEBUG=http2client=0,http2server=0
then that Go program will disable the use of HTTP/2 by default in both
the HTTP client and the HTTP server.
Unrecognized settings in the `GODEBUG` environment variable are ignored.
It is also possible to set the default `GODEBUG` for a given program
(discussed below).
When preparing any change that is permitted by Go 1 compatibility
but may nonetheless break some existing programs,
we first engineer the change to keep as many existing programs working as possible.
For the remaining programs,
we define a new GODEBUG setting that
allows individual programs to opt back in to the old behavior.
A GODEBUG setting may not be added if doing so is infeasible,
but that should be extremely rare.
GODEBUG settings added for compatibility will be maintained
for a minimum of two years (four Go releases).
Some, such as `http2client` and `http2server`,
will be maintained much longer, even indefinitely.
When possible, each GODEBUG setting has an associated
[runtime/metrics](/pkg/runtime/metrics/) counter
named `/godebug/non-default-behavior/<name>:events`
that counts the number of times a particular program's
behavior has changed based on a non-default value
for that setting.
For example, when `GODEBUG=http2client=0` is set,
`/godebug/non-default-behavior/http2client:events`
counts the number of HTTP transports that the program
has configured without HTTP/2 support.
## Default GODEBUG Values {#default}
When a GODEBUG setting is not listed in the environment variable,
its value is derived from three sources:
the defaults for the Go toolchain used to build the program,
amended to match the Go version listed in `go.mod`,
and then overridden by explicit `//go:debug` lines in the program.
The [GODEBUG History](#history) gives the exact defaults for each Go toolchain version.
For example, Go 1.21 introduces the `panicnil` setting,
controlling whether `panic(nil)` is allowed;
it defaults to `panicnil=0`, making `panic(nil)` a run-time error.
Using `panicnil=1` restores the behavior of Go 1.20 and earlier.
When compiling a work module or workspace that declares
an older Go version, the Go toolchain amends its defaults
to match that older Go version as closely as possible.
For example, when a Go 1.21 toolchain compiles a program,
if the work module's `go.mod` or the workspace's `go.work`
says `go` `1.20`, then the program defaults to `panicnil=1`,
matching Go 1.20 instead of Go 1.21.
Because this method of setting GODEBUG defaults was introduced only in Go 1.21,
programs listing versions of Go earlier than Go 1.20 are configured to match Go 1.20,
not the older version.
To override these defaults, starting in Go 1.23, the work module's `go.mod`
or the workspace's `go.work` can list one or more `godebug` lines:
godebug (
default=go1.21
panicnil=1
asynctimerchan=0
)
The special key `default` indicates a Go version to take unspecified
settings from. This allows setting the GODEBUG defaults separately
from the Go language version in the module.
In this example, the program is asking for Go 1.21 semantics and
then asking for the old pre-Go 1.21 `panic(nil)` behavior and the
new Go 1.23 `asynctimerchan=0` behavior.
Only the work module's `go.mod` is consulted for `godebug` directives.
Any directives in required dependency modules are ignored.
It is an error to list a `godebug` with an unrecognized setting.
(Toolchains older than Go 1.23 reject all `godebug` lines, since they do not
understand `godebug` at all.) When a workspace is in use, `godebug`
directives in `go.mod` files are ignored, and `go.work` will be consulted
for `godebug` directives instead.
The defaults from the `go` and `godebug` lines apply to all main
packages that are built. For more fine-grained control,
starting in Go 1.21, a main package's source files
can include one or more `//go:debug` directives at the top of the file
(preceding the `package` statement).
The `godebug` lines in the previous example would be written:
//go:debug default=go1.21
//go:debug panicnil=1
//go:debug asynctimerchan=0
Starting in Go 1.21, the Go toolchain treats a `//go:debug` directive
with an unrecognized GODEBUG setting as an invalid program.
Programs with more than one `//go:debug` line for a given setting
are also treated as invalid.
(Older toolchains ignore `//go:debug` directives entirely.)
The defaults that will be compiled into a main package
are reported by the command:
{{raw `
go list -f '{{.DefaultGODEBUG}}' my/main/package
`}}
Only differences from the base Go toolchain defaults are reported.
When testing a package, `//go:debug` lines in the `*_test.go`
files are treated as directives for the test's main package.
In any other context, `//go:debug` lines are ignored by the toolchain;
`go` `vet` reports such lines as misplaced.
## GODEBUG History {#history}
This section documents the GODEBUG settings introduced and removed in each major Go release
for compatibility reasons.
Packages or programs may define additional settings for internal debugging purposes;
for example,
see the [runtime documentation](/pkg/runtime#hdr-Environment_Variables)
and the [go command documentation](/cmd/go#hdr-Build_and_test_caching).
### Go 1.26
Go 1.26 added a new `httpcookiemaxnum` setting that controls the maximum number
of cookies that net/http will accept when parsing HTTP headers. If the number of
cookie in a header exceeds the number set in `httpcookiemaxnum`, cookie parsing
will fail early. The default value is `httpcookiemaxnum=3000`. Setting
`httpcookiemaxnum=0` will allow the cookie parsing to accept an indefinite
number of cookies. To avoid denial of service attacks, this setting and default
was backported to Go 1.25.2 and Go 1.24.8.
Go 1.26 added a new `urlstrictcolons` setting that controls whether `net/url.Parse`
allows malformed hostnames containing colons outside of a bracketed IPv6 address.
The default `urlstrictcolons=1` rejects URLs such as `http://localhost:1:2` or `http://::1/`.
Colons are permitted as part of a bracketed IPv6 address, such as `http://[::1]/`.
Go 1.26 enabled two additional post-quantum key exchange mechanisms:
SecP256r1MLKEM768 and SecP384r1MLKEM1024. The default can be reverted using the
[`tlssecpmlkem` setting](/pkg/crypto/tls/#Config.CurvePreferences).
Go 1.26 added a new `tracebacklabels` setting that controls the inclusion of
goroutine labels set through the the `runtime/pprof` package. Setting `tracebacklabels=1`
includes these key/value pairs in the goroutine status header of runtime
tracebacks and debug=2 runtime/pprof stack dumps. This format may change in the future.
(see go.dev/issue/76349)
Go 1.26 added a new `cryptocustomrand` setting that controls whether most crypto/...
APIs ignore the random `io.Reader` parameter. For Go 1.26, it defaults
to `cryptocustomrand=0`, ignoring the random parameters. Using `cryptocustomrand=1`
reverts to the pre-Go 1.26 behavior.
### Go 1.25
Go 1.25 added a new `decoratemappings` setting that controls whether the Go
runtime annotates OS anonymous memory mappings with context about their
purpose. These annotations appear in /proc/self/maps and /proc/self/smaps as
"[anon: Go: ...]". This setting is only used on Linux. For Go 1.25, it defaults
to `decoratemappings=1`, enabling annotations. Using `decoratemappings=0`
reverts to the pre-Go 1.25 behavior. This setting is fixed at program startup
time, and can't be modified by changing the `GODEBUG` environment variable
after the program starts.
Go 1.25 added a new `embedfollowsymlinks` setting that controls whether the
Go command will follow symlinks to regular files embedding files.
The default value `embedfollowsymlinks=0` does not allow following
symlinks. `embedfollowsymlinks=1` will allow following symlinks.
Go 1.25 added a new `containermaxprocs` setting that controls whether the Go
runtime will consider cgroup CPU limits when setting the default GOMAXPROCS.
The default value `containermaxprocs=1` will use cgroup limits in addition to
the total logical CPU count and CPU affinity. `containermaxprocs=0` will
disable consideration of cgroup limits. This setting only affects Linux.
Go 1.25 added a new `updatemaxprocs` setting that controls whether the Go
runtime will periodically update GOMAXPROCS for new CPU affinity or cgroup
limits. The default value `updatemaxprocs=1` will enable periodic updates.
`updatemaxprocs=0` will disable periodic updates.
Go 1.25 disabled SHA-1 signature algorithms in TLS 1.2 according to RFC 9155.
The default can be reverted using the `tlssha1=1` setting.
Go 1.25 switched to SHA-256 to fill in missing SubjectKeyId in
crypto/x509.CreateCertificate. The setting `x509sha256skid=0` reverts to SHA-1.
Go 1.25 corrected the semantics of contention reports for runtime-internal locks,
and so removed the [`runtimecontentionstacks` setting](/pkg/runtime#hdr-Environment_Variables).
Go 1.25 (starting with Go 1.25 RC 2) disabled build information stamping when
multiple VCS are detected due to concerns around VCS injection attacks. This
behavior and setting was backported to Go 1.24.5 and Go 1.23.11. This behavior
can be renabled with the setting `allowmultiplevcs=1`.
### Go 1.24
Go 1.24 added a new `fips140` setting that controls whether the Go
Cryptographic Module operates in FIPS 140-3 mode.
The possible values are:
- "off": no special support for FIPS 140-3 mode. This is the default.
- "on": the Go Cryptographic Module operates in FIPS 140-3 mode.
- "only": like "on", but cryptographic algorithms not approved by
FIPS 140-3 return an error or panic.
For more information, see [FIPS 140-3 Compliance](/doc/security/fips140).
This setting is fixed at program startup time, and can't be modified
by changing the `GODEBUG` environment variable after the program starts.
Go 1.24 changed the global [`math/rand.Seed`](/pkg/math/rand/#Seed) to be a
no-op. This behavior is controlled by the `randseednop` setting.
For Go 1.24 it defaults to `randseednop=1`.
Using `randseednop=0` reverts to the pre-Go 1.24 behavior.
Go 1.24 added new values for the `multipathtcp` setting.
The possible values for `multipathtcp` are now:
- "0": disable MPTCP on dialers and listeners by default
- "1": enable MPTCP on dialers and listeners by default
- "2": enable MPTCP on listeners only by default
- "3": enable MPTCP on dialers only by default
For Go 1.24, it now defaults to multipathtcp="2", thus
enabled by default on listeners. Using multipathtcp="0" reverts to the
pre-Go 1.24 behavior.
Go 1.24 changed the behavior of `go test -json` to emit build errors as JSON
instead of text.
These new JSON events are distinguished by new `Action` values,
but can still cause problems with CI systems that aren't robust to these events.
This behavior can be controlled with the `gotestjsonbuildtext` setting.
Using `gotestjsonbuildtext=1` restores the 1.23 behavior.
This setting will be removed in a future release, Go 1.28 at the earliest.
Go 1.24 changed [`crypto/rsa`](/pkg/crypto/rsa) to require RSA keys to be at
least 1024 bits. This behavior can be controlled with the `rsa1024min` setting.
Using `rsa1024min=0` restores the Go 1.23 behavior.
Go 1.24 introduced a mechanism for enabling platform specific Data Independent
Timing (DIT) modes in the [`crypto/subtle`](/pkg/crypto/subtle) package. This
mode can be enabled for an entire program with the `dataindependenttiming` setting.
For Go 1.24 it defaults to `dataindependenttiming=0`. There is no change in default
behavior from Go 1.23 when `dataindependenttiming` is unset.
Using `dataindependenttiming=1` enables the DIT mode for the entire Go program.
When enabled, DIT will be enabled when calling into C from Go. When enabled,
calling into Go code from C will enable DIT, and disable it before returning to
C if it was not enabled when Go code was entered.
This currently only affects arm64 programs. For all other platforms it is a no-op.
Go 1.24 removed the `x509sha1` setting. `crypto/x509` no longer supports verifying
signatures on certificates that use SHA-1 based signature algorithms.
Go 1.24 changes the default value of the [`x509usepolicies`
setting.](/pkg/crypto/x509/#CreateCertificate) from `0` to `1`. When marshalling
certificates, policies are now taken from the
[`Certificate.Policies`](/pkg/crypto/x509/#Certificate.Policies) field rather
than the
[`Certificate.PolicyIdentifiers`](/pkg/crypto/x509/#Certificate.PolicyIdentifiers)
field by default.
Go 1.24 enabled the post-quantum key exchange mechanism
X25519MLKEM768 by default. The default can be reverted using the
[`tlsmlkem` setting](/pkg/crypto/tls/#Config.CurvePreferences).
This can be useful when dealing with buggy TLS servers that do not handle large records correctly,
causing a timeout during the handshake (see [TLS post-quantum TL;DR fail](https://tldr.fail/)).
Go 1.24 also removed X25519Kyber768Draft00 and the Go 1.23 `tlskyber` setting.
Go 1.24 made [`ParsePKCS1PrivateKey`](/pkg/crypto/x509/#ParsePKCS1PrivateKey)
use and validate the CRT parameters in the encoded private key. This behavior
can be controlled with the `x509rsacrt` setting. Using `x509rsacrt=0` restores
the Go 1.23 behavior.
### Go 1.23
Go 1.23 changed the channels created by package time to be unbuffered
(synchronous), which makes correct use of the [`Timer.Stop`](/pkg/time/#Timer.Stop)
and [`Timer.Reset`](/pkg/time/#Timer.Reset) method results much easier.
The [`asynctimerchan` setting](/pkg/time/#NewTimer) disables this change.
There are no runtime metrics for this change,
This setting will be removed in Go 1.27.
Go 1.23 changed the mode bits reported by [`os.Lstat`](/pkg/os#Lstat) and [`os.Stat`](/pkg/os#Stat)
for reparse points, which can be controlled with the `winsymlink` setting.
As of Go 1.23 (`winsymlink=1`), mount points no longer have [`os.ModeSymlink`](/pkg/os#ModeSymlink)
set, and reparse points that are not symlinks, Unix sockets, or dedup files now
always have [`os.ModeIrregular`](/pkg/os#ModeIrregular) set. As a result of these changes,
[`filepath.EvalSymlinks`](/pkg/path/filepath#EvalSymlinks) no longer evaluates
mount points, which was a source of many inconsistencies and bugs.
At previous versions (`winsymlink=0`), mount points are treated as symlinks,
and other reparse points with non-default [`os.ModeType`](/pkg/os#ModeType) bits
(such as [`os.ModeDir`](/pkg/os#ModeDir)) do not have the `ModeIrregular` bit set.
Go 1.23 changed [`os.Readlink`](/pkg/os#Readlink) and [`filepath.EvalSymlinks`](/pkg/path/filepath#EvalSymlinks)
to avoid trying to normalize volumes to drive letters, which was not always even possible.
This behavior is controlled by the `winreadlinkvolume` setting.
For Go 1.23, it defaults to `winreadlinkvolume=1`.
Previous versions default to `winreadlinkvolume=0`.
Go 1.23 enabled the experimental post-quantum key exchange mechanism
X25519Kyber768Draft00 by default. The default can be reverted using the
[`tlskyber` setting](/pkg/crypto/tls/#Config.CurvePreferences).
This can be useful when dealing with buggy TLS servers that do not handle large records correctly,
causing a timeout during the handshake (see [TLS post-quantum TL;DR fail](https://tldr.fail/)).
Go 1.23 changed the behavior of
[crypto/x509.ParseCertificate](/pkg/crypto/x509/#ParseCertificate) to reject
serial numbers that are negative. This change can be reverted with
the [`x509negativeserial` setting](/pkg/crypto/x509/#ParseCertificate).
Go 1.23 re-enabled support in html/template for ECMAScript 6 template literals by default.
The [`jstmpllitinterp` setting](/pkg/html/template#hdr-Security_Model) no longer has
any effect.
Go 1.23 changed the default TLS cipher suites used by clients and servers when
not explicitly configured, removing 3DES cipher suites. The default can be reverted
using the [`tls3des` setting](/pkg/crypto/tls/#Config.CipherSuites).
This setting will be removed in Go 1.27.
Go 1.23 changed the behavior of [`tls.X509KeyPair`](/pkg/crypto/tls#X509KeyPair)
and [`tls.LoadX509KeyPair`](/pkg/crypto/tls#LoadX509KeyPair) to populate the
Leaf field of the returned [`tls.Certificate`](/pkg/crypto/tls#Certificate).
This behavior is controlled by the `x509keypairleaf` setting. For Go 1.23, it
defaults to `x509keypairleaf=1`. Previous versions default to
`x509keypairleaf=0`.
This setting will be removed in Go 1.27.
Go 1.23 changed
[`net/http.ServeContent`](/pkg/net/http#ServeContent),
[`net/http.ServeFile`](/pkg/net/http#ServeFile), and
[`net/http.ServeFS`](/pkg/net/http#ServeFS) to
remove Cache-Control, Content-Encoding, Etag, and Last-Modified headers
when serving an error. This behavior is controlled by
the [`httpservecontentkeepheaders` setting](/pkg/net/http#ServeContent).
Using `httpservecontentkeepheaders=1` restores the pre-Go 1.23 behavior.
### Go 1.22
Go 1.22 adds a configurable limit to control the maximum acceptable RSA key size
that can be used in TLS handshakes, controlled by the [`tlsmaxrsasize` setting](/pkg/crypto/tls#Conn.Handshake).
The default is tlsmaxrsasize=8192, limiting RSA to 8192-bit keys. To avoid
denial of service attacks, this setting and default was backported to Go
1.19.13, Go 1.20.8, and Go 1.21.1.
Go 1.22 made it an error for a request or response read by a net/http
client or server to have an empty Content-Length header.
This behavior is controlled by the `httplaxcontentlength` setting.
Go 1.22 changed the behavior of ServeMux to accept extended
patterns and unescape both patterns and request paths by segment.
This behavior can be controlled by the
[`httpmuxgo121` setting](/pkg/net/http/#ServeMux).
Go 1.22 added the [Alias type](/pkg/go/types#Alias) to [go/types](/pkg/go/types)
for the explicit representation of [type aliases](/ref/spec#Type_declarations).
Whether the type checker produces `Alias` types or not is controlled by the
[`gotypesalias` setting](/pkg/go/types#Alias).
For Go 1.22 it defaults to `gotypesalias=0`.
For Go 1.23, `gotypesalias=1` will become the default.
This setting will be removed in Go 1.27.
Go 1.22 changed the default minimum TLS version supported by both servers
and clients to TLS 1.2. The default can be reverted to TLS 1.0 using the
[`tls10server` setting](/pkg/crypto/tls/#Config).
This setting will be removed in Go 1.27.
Go 1.22 changed the default TLS cipher suites used by clients and servers when
not explicitly configured, removing the cipher suites which used RSA based key
exchange. The default can be reverted using the [`tlsrsakex` setting](/pkg/crypto/tls/#Config).
This setting will be removed in Go 1.27.
Go 1.22 disabled
[`ConnectionState.ExportKeyingMaterial`](/pkg/crypto/tls/#ConnectionState.ExportKeyingMaterial)
when the connection supports neither TLS 1.3 nor Extended Master Secret
(implemented in Go 1.21). It can be reenabled with the [`tlsunsafeekm`
setting](/pkg/crypto/tls/#ConnectionState.ExportKeyingMaterial).
This setting will be removed in Go 1.27.
Go 1.22 changed how the runtime interacts with transparent huge pages on Linux.
In particular, a common default Linux kernel configuration can result in
significant memory overheads, and Go 1.22 no longer works around this default.
To work around this issue without adjusting kernel settings, transparent huge
pages can be disabled for Go memory with the
[`disablethp` setting](/pkg/runtime#hdr-Environment_Variables).
This behavior was backported to Go 1.21.1, but the setting is only available
starting with Go 1.21.6.
This setting may be removed in a future release, and users impacted by this issue
should adjust their Linux configuration according to the recommendations in the
[GC guide](/doc/gc-guide#Linux_transparent_huge_pages), or switch to a Linux
distribution that disables transparent huge pages altogether.
Go 1.22 added contention on runtime-internal locks to the [`mutex`
profile](/pkg/runtime/pprof#Profile). Contention on these locks is always
reported at `runtime._LostContendedRuntimeLock`. Complete stack traces of
runtime locks can be enabled with the [`runtimecontentionstacks`
setting](/pkg/runtime#hdr-Environment_Variables). These stack traces have
non-standard semantics, see setting documentation for details.
Go 1.22 added a new [`crypto/x509.Certificate`](/pkg/crypto/x509/#Certificate)
field, [`Policies`](/pkg/crypto/x509/#Certificate.Policies), which supports
certificate policy OIDs with components larger than 31 bits. By default this
field is only used during parsing, when it is populated with policy OIDs, but
not used during marshaling. It can be used to marshal these larger OIDs, instead
of the existing PolicyIdentifiers field, by using the
[`x509usepolicies` setting](/pkg/crypto/x509/#CreateCertificate).
### Go 1.21
Go 1.21 made it a run-time error to call `panic` with a nil interface value,
controlled by the [`panicnil` setting](/pkg/builtin/#panic).
Go 1.21 made it an error for html/template actions to appear inside of an ECMAScript 6
template literal, controlled by the
[`jstmpllitinterp` setting](/pkg/html/template#hdr-Security_Model).
This behavior was backported to Go 1.19.8+ and Go 1.20.3+.
Go 1.21 introduced a limit on the maximum number of MIME headers and multipart
forms, controlled by the
[`multipartmaxheaders` and `multipartmaxparts` settings](/pkg/mime/multipart#hdr-Limits)
respectively.
This behavior was backported to Go 1.19.8+ and Go 1.20.3+.
Go 1.21 adds the support of Multipath TCP but it is only used if the application
explicitly asked for it. This behavior can be controlled by the
[`multipathtcp` setting](/pkg/net#Dialer.SetMultipathTCP).
There is no plan to remove any of these settings.
### Go 1.20
Go 1.20 introduced support for rejecting insecure paths in tar and zip archives,
controlled by the [`tarinsecurepath` setting](/pkg/archive/tar/#Reader.Next)
and the [`zipinsecurepath` setting](/pkg/archive/zip/#NewReader).
These default to `tarinsecurepath=1` and `zipinsecurepath=1`,
preserving the behavior of earlier versions of Go.
A future version of Go may change the defaults to
`tarinsecurepath=0` and `zipinsecurepath=0`.
Go 1.20 introduced automatic seeding of the
[`math/rand`](/pkg/math/rand) global random number generator,
controlled by the [`randautoseed` setting](/pkg/math/rand/#Seed).
Go 1.20 introduced the concept of fallback roots for use during certificate verification,
controlled by the [`x509usefallbackroots` setting](/pkg/crypto/x509/#SetFallbackRoots).
Go 1.20 removed the preinstalled `.a` files for the standard library
from the Go distribution.
Installations now build and cache the standard library like
packages in other modules.
The [`installgoroot` setting](/cmd/go#hdr-Compile_and_install_packages_and_dependencies)
restores the installation and use of preinstalled `.a` files.
There is no plan to remove any of these settings.
### Go 1.19
Go 1.19 made it an error for path lookups to resolve to binaries in the current directory,
controlled by the [`execerrdot` setting](/pkg/os/exec#hdr-Executables_in_the_current_directory).
There is no plan to remove this setting.
Go 1.19 started sending EDNS0 additional headers on DNS requests.
This can reportedly break the DNS server provided on some routers,
such as CenturyLink Zyxel C3000Z.
This can be changed by the [`netedns0` setting](/pkg/net#hdr-Name_Resolution).
This setting is available in Go 1.21.12, Go 1.22.5, Go 1.23, and later.
There is no plan to remove this setting.
### Go 1.18
Go 1.18 removed support for SHA1 in most X.509 certificates,
controlled by the [`x509sha1` setting](/pkg/crypto/x509#InsecureAlgorithmError).
This setting was removed in Go 1.24.
### Go 1.10
Go 1.10 changed how build caching worked and added test caching, along
with the [`gocacheverify`, `gocachehash`, and `gocachetest` settings](/cmd/go/#hdr-Build_and_test_caching).
There is no plan to remove these settings.
### Go 1.6
Go 1.6 introduced transparent support for HTTP/2,
controlled by the [`http2client`, `http2server`, and `http2debug` settings](/pkg/net/http/#hdr-HTTP_2).
There is no plan to remove these settings.
### Go 1.5
Go 1.5 introduced a pure Go DNS resolver,
controlled by the [`netdns` setting](/pkg/net/#hdr-Name_Resolution).
There is no plan to remove this setting.

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@@ -1,8 +0,0 @@
<style>
main ul li { margin: 0.5em 0; }
</style>
## DRAFT RELEASE NOTES — Introduction to Go 1.N {#introduction}
**Go 1.N is not yet released. These are work-in-progress release notes.
Go 1.N is expected to be released in {Month} {Year}.**

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@@ -1,3 +0,0 @@
## Changes to the language {#language}

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@@ -1,6 +0,0 @@
## Tools {#tools}
### Go command {#go-command}
### Cgo {#cgo}

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@@ -1 +0,0 @@
## Runtime {#runtime}

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@@ -1,7 +0,0 @@
## Compiler {#compiler}
## Assembler {#assembler}
## Linker {#linker}

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@@ -1,2 +0,0 @@
## Standard library {#library}

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@@ -1 +0,0 @@
### Minor changes to the library {#minor_library_changes}

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@@ -1 +0,0 @@
API changes and other small changes to the standard library go here.

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@@ -1,2 +0,0 @@
## Ports {#ports}

12
go.env
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@@ -1,12 +0,0 @@
# This file contains the initial defaults for go command configuration.
# Values set by 'go env -w' and written to the user's go/env file override these.
# The environment overrides everything else.
# Use the Go module mirror and checksum database by default.
# See https://proxy.golang.org for details.
GOPROXY=https://proxy.golang.org,direct
GOSUMDB=sum.golang.org
# Automatically download newer toolchains as directed by go.mod files.
# See https://go.dev/doc/toolchain for details.
GOTOOLCHAIN=auto

View File

@@ -1,46 +0,0 @@
# Copyright 2024 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# Rules for building and testing new FIPS snapshots.
# For example:
#
# make v1.2.3.zip
# make v1.2.3.test
#
# and then if changes are needed, check them into master
# and run 'make v1.2.3.rm' and repeat.
#
# Note that once published a snapshot zip file should never
# be modified. We record the sha256 hashes of the zip files
# in fips140.sum, and the cmd/go/internal/fips140 test checks
# that the zips match.
#
# When the zip file is finalized, run 'make updatesum' to update
# fips140.sum.
default:
@echo nothing to make
# make v1.2.3.zip builds a v1.2.3.zip file
# from the current origin/master.
# copy and edit the 'go run' command by hand to use a different branch.
v%.zip:
git fetch origin master
go run ../../src/cmd/go/internal/fips140/mkzip.go v$*
# normally mkzip refuses to overwrite an existing zip file.
# make v1.2.3.rm removes the zip file and unpacked
# copy from the module cache.
v%.rm:
rm -f v$*.zip
chmod -R u+w $$(go env GOMODCACHE)/golang.org/fips140@v$* 2>/dev/null || true
rm -rf $$(go env GOMODCACHE)/golang.org/fips140@v$*
# make v1.2.3.test runs the crypto tests using that snapshot.
v%.test:
GOFIPS140=v$* go test -short crypto...
# make updatesum updates the fips140.sum file.
updatesum:
go test cmd/go/internal/fips140 -update

View File

@@ -1,9 +0,0 @@
This directory holds snapshots of the crypto/internal/fips140 tree
that are being validated and certified for FIPS-140 use.
The file x.txt (for example, inprocess.txt, certified.txt)
defines the meaning of the FIPS version alias x, listing
the exact version to use.
The zip files are created by cmd/go/internal/fips140/mkzip.go.
The fips140.sum file lists checksums for the zip files.
See the Makefile for recipes.

View File

@@ -1,13 +0,0 @@
# SHA256 checksums of snapshot zip files in this directory.
# These checksums are included in the FIPS security policy
# (validation instructions sent to the lab) and MUST NOT CHANGE.
# That is, the zip files themselves must not change.
#
# It is okay to add new zip files to the list, and it is okay to
# remove zip files from the list when they are removed from
# this directory. To update this file:
#
# go test cmd/go/internal/fips140 -update
#
v1.0.0-c2097c7c.zip daf3614e0406f67ae6323c902db3f953a1effb199142362a039e7526dfb9368b
v1.1.0-rc1.zip ea94f8c3885294c9efe1bd8f9b6e86daeb25b6aff2aeb20707cd9a5101f6f54e

View File

@@ -1 +0,0 @@
v1.0.0-c2097c7c

Binary file not shown.

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@@ -1 +0,0 @@
v1.0.0-c2097c7c

Binary file not shown.

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@@ -1,64 +0,0 @@
# Copyright 2025 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# Mercurial extension to add a 'goreposum' command that
# computes a hash of a remote repo's tag state.
# Tag definitions can come from the .hgtags file stored in
# any head of any branch, and the server protocol does not
# expose the tags directly. However, the protocol does expose
# the hashes of all the branch heads, so we can use a hash of
# all those branch names and heads as a conservative snapshot
# of the entire remote repo state, and use that as the tag sum.
# Any change on the server then invalidates the tag sum,
# even if it didn't have anything to do with tags, but at least
# we will avoid re-cloning a server when there have been no
# changes at all.
#
# Separately, this extension also adds a 'golookup' command that
# returns the hash of a specific reference, like 'default' or a tag.
# And golookup of a hash confirms that it still exists on the server.
# We can use that to revalidate that specific versions still exist and
# have the same meaning they did the last time we checked.
#
# Usage:
#
# hg --config "extensions.goreposum=$GOROOT/lib/hg/goreposum.py" goreposum REPOURL
import base64, hashlib, sys
from mercurial import registrar, ui, hg, node
from mercurial.i18n import _
cmdtable = {}
command = registrar.command(cmdtable)
@command(b'goreposum', [], _('url'), norepo=True)
def goreposum(ui, url):
"""
goreposum computes a checksum of all the named state in the remote repo.
It hashes together all the branch names and hashes
and then all the bookmark names and hashes.
Tags are stored in .hgtags files in any of the branches,
so the branch metadata includes the tags as well.
"""
h = hashlib.sha256()
peer = hg.peer(ui, {}, url)
for name, revs in peer.branchmap().items():
h.update(name)
for r in revs:
h.update(b' ')
h.update(r)
h.update(b'\n')
if (b'bookmarks' in peer.listkeys(b'namespaces')):
for name, rev in peer.listkeys(b'bookmarks').items():
h.update(name)
h.update(b'=')
h.update(rev)
h.update(b'\n')
print('r1:'+base64.standard_b64encode(h.digest()).decode('utf-8'))
@command(b'golookup', [], _('url rev'), norepo=True)
def golookup(ui, url, rev):
"""
golookup looks up a single identifier in the repo,
printing its hash.
"""
print(node.hex(hg.peer(ui, {}, url).lookup(rev)).decode('utf-8'))

View File

@@ -31,7 +31,7 @@ import (
)
func usage() {
fmt.Fprintf(os.Stderr, "usage: go run mkzip.go zoneinfo.zip\n")
fmt.Fprintf(os.Stderr, "usage: go run mkzip.go ../../zoneinfo.zip\n")
os.Exit(2)
}

View File

@@ -24,8 +24,8 @@
# in the CL match the update.bash in the CL.
# Versions to use.
CODE=2025c
DATA=2025c
CODE=2022g
DATA=2022g
set -e
@@ -40,12 +40,7 @@ curl -sS -L -O https://www.iana.org/time-zones/repository/releases/tzdata$DATA.t
tar xzf tzcode$CODE.tar.gz
tar xzf tzdata$DATA.tar.gz
# The PACKRATLIST and PACKRATDATA options are copied from Ubuntu:
# https://git.launchpad.net/ubuntu/+source/tzdata/tree/debian/rules?h=debian/sid
#
# You can see the description of these make variables in the tzdata Makefile:
# https://github.com/eggert/tz/blob/main/Makefile
if ! make CFLAGS=-DSTD_INSPIRED AWK=awk TZDIR=zoneinfo PACKRATDATA=backzone PACKRATLIST=zone.tab posix_only >make.out 2>&1; then
if ! make CFLAGS=-DSTD_INSPIRED AWK=awk TZDIR=zoneinfo posix_only >make.out 2>&1; then
cat make.out
exit 2
fi
@@ -53,8 +48,9 @@ fi
cd zoneinfo
../mkzip ../../zoneinfo.zip
cd ../..
go generate time/tzdata
files="update.bash zoneinfo.zip"
files="update.bash zoneinfo.zip ../../src/time/tzdata/zipdata.go"
modified=true
if git diff --quiet $files; then
modified=false

Binary file not shown.

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@@ -1,17 +0,0 @@
#!/usr/bin/env bash
# Copyright 2018 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
SOURCE="$(readlink "$SOURCE")"
[[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE"
done
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
# Increase the V8 stack size from the default of 984K
# to 8192K to ensure all tests can pass without hitting
# stack size limits.
exec node --stack-size=8192 "$DIR/wasm_exec_node.js" "$@"

View File

@@ -1,23 +0,0 @@
#!/usr/bin/env bash
# Copyright 2023 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
case "$GOWASIRUNTIME" in
"wasmedge")
exec wasmedge --dir=/ --env PWD="$PWD" --env PATH="$PATH" ${GOWASIRUNTIMEARGS:-} "$1" "${@:2}"
;;
"wasmer")
exec wasmer run --dir=/ --env PWD="$PWD" --env PATH="$PATH" ${GOWASIRUNTIMEARGS:-} "$1" -- "${@:2}"
;;
"wazero")
exec wazero run -mount /:/ -env-inherit -cachedir "${TMPDIR:-/tmp}"/wazero ${GOWASIRUNTIMEARGS:-} "$1" "${@:2}"
;;
"wasmtime" | "")
exec wasmtime run --dir=/ --env PWD="$PWD" --env PATH="$PATH" -W max-wasm-stack=8388608 ${GOWASIRUNTIMEARGS:-} "$1" "${@:2}"
;;
*)
echo "Unknown Go WASI runtime specified: $GOWASIRUNTIME"
exit 1
;;
esac

View File

@@ -0,0 +1,340 @@
// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build ignore
// +build ignore
// This program can be used as go_android_GOARCH_exec by the Go tool.
// It executes binaries on an android device using adb.
package main
import (
"errors"
"fmt"
"go/build"
"io"
"log"
"os"
"os/exec"
"os/signal"
"path/filepath"
"runtime"
"strconv"
"strings"
"syscall"
)
func run(args ...string) (string, error) {
cmd := adbCmd(args...)
buf := new(strings.Builder)
cmd.Stdout = io.MultiWriter(os.Stdout, buf)
// If the adb subprocess somehow hangs, go test will kill this wrapper
// and wait for our os.Stderr (and os.Stdout) to close as a result.
// However, if the os.Stderr (or os.Stdout) file descriptors are
// passed on, the hanging adb subprocess will hold them open and
// go test will hang forever.
//
// Avoid that by wrapping stderr, breaking the short circuit and
// forcing cmd.Run to use another pipe and goroutine to pass
// along stderr from adb.
cmd.Stderr = struct{ io.Writer }{os.Stderr}
err := cmd.Run()
if err != nil {
return "", fmt.Errorf("adb %s: %v", strings.Join(args, " "), err)
}
return buf.String(), nil
}
func adb(args ...string) error {
if out, err := adbCmd(args...).CombinedOutput(); err != nil {
fmt.Fprintf(os.Stderr, "adb %s\n%s", strings.Join(args, " "), out)
return err
}
return nil
}
func adbCmd(args ...string) *exec.Cmd {
if flags := os.Getenv("GOANDROID_ADB_FLAGS"); flags != "" {
args = append(strings.Split(flags, " "), args...)
}
return exec.Command("adb", args...)
}
const (
deviceRoot = "/data/local/tmp/go_android_exec"
deviceGoroot = deviceRoot + "/goroot"
)
func main() {
log.SetFlags(0)
log.SetPrefix("go_android_exec: ")
exitCode, err := runMain()
if err != nil {
log.Fatal(err)
}
os.Exit(exitCode)
}
func runMain() (int, error) {
// Concurrent use of adb is flaky, so serialize adb commands.
// See https://github.com/golang/go/issues/23795 or
// https://issuetracker.google.com/issues/73230216.
lockPath := filepath.Join(os.TempDir(), "go_android_exec-adb-lock")
lock, err := os.OpenFile(lockPath, os.O_CREATE|os.O_RDWR, 0666)
if err != nil {
return 0, err
}
defer lock.Close()
if err := syscall.Flock(int(lock.Fd()), syscall.LOCK_EX); err != nil {
return 0, err
}
// In case we're booting a device or emulator alongside all.bash, wait for
// it to be ready. adb wait-for-device is not enough, we have to
// wait for sys.boot_completed.
if err := adb("wait-for-device", "exec-out", "while [[ -z $(getprop sys.boot_completed) ]]; do sleep 1; done;"); err != nil {
return 0, err
}
// Done once per make.bash.
if err := adbCopyGoroot(); err != nil {
return 0, err
}
// Prepare a temporary directory that will be cleaned up at the end.
// Binary names can conflict.
// E.g. template.test from the {html,text}/template packages.
binName := filepath.Base(os.Args[1])
deviceGotmp := fmt.Sprintf(deviceRoot+"/%s-%d", binName, os.Getpid())
deviceGopath := deviceGotmp + "/gopath"
defer adb("exec-out", "rm", "-rf", deviceGotmp) // Clean up.
// Determine the package by examining the current working
// directory, which will look something like
// "$GOROOT/src/mime/multipart" or "$GOPATH/src/golang.org/x/mobile".
// We extract everything after the $GOROOT or $GOPATH to run on the
// same relative directory on the target device.
subdir, inGoRoot, err := subdir()
if err != nil {
return 0, err
}
deviceCwd := filepath.Join(deviceGopath, subdir)
if inGoRoot {
deviceCwd = filepath.Join(deviceGoroot, subdir)
} else {
if err := adb("exec-out", "mkdir", "-p", deviceCwd); err != nil {
return 0, err
}
if err := adbCopyTree(deviceCwd, subdir); err != nil {
return 0, err
}
// Copy .go files from the package.
goFiles, err := filepath.Glob("*.go")
if err != nil {
return 0, err
}
if len(goFiles) > 0 {
args := append(append([]string{"push"}, goFiles...), deviceCwd)
if err := adb(args...); err != nil {
return 0, err
}
}
}
deviceBin := fmt.Sprintf("%s/%s", deviceGotmp, binName)
if err := adb("push", os.Args[1], deviceBin); err != nil {
return 0, err
}
// Forward SIGQUIT from the go command to show backtraces from
// the binary instead of from this wrapper.
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGQUIT)
go func() {
for range quit {
// We don't have the PID of the running process; use the
// binary name instead.
adb("exec-out", "killall -QUIT "+binName)
}
}()
// In light of
// https://code.google.com/p/android/issues/detail?id=3254
// dont trust the exitcode of adb. Instead, append the exitcode to
// the output and parse it from there.
const exitstr = "exitcode="
cmd := `export TMPDIR="` + deviceGotmp + `"` +
`; export GOROOT="` + deviceGoroot + `"` +
`; export GOPATH="` + deviceGopath + `"` +
`; export CGO_ENABLED=0` +
`; export GOPROXY=` + os.Getenv("GOPROXY") +
`; export GOCACHE="` + deviceRoot + `/gocache"` +
`; export PATH=$PATH:"` + deviceGoroot + `/bin"` +
`; cd "` + deviceCwd + `"` +
"; '" + deviceBin + "' " + strings.Join(os.Args[2:], " ") +
"; echo -n " + exitstr + "$?"
output, err := run("exec-out", cmd)
signal.Reset(syscall.SIGQUIT)
close(quit)
if err != nil {
return 0, err
}
exitIdx := strings.LastIndex(output, exitstr)
if exitIdx == -1 {
return 0, fmt.Errorf("no exit code: %q", output)
}
code, err := strconv.Atoi(output[exitIdx+len(exitstr):])
if err != nil {
return 0, fmt.Errorf("bad exit code: %v", err)
}
return code, nil
}
// subdir determines the package based on the current working directory,
// and returns the path to the package source relative to $GOROOT (or $GOPATH).
func subdir() (pkgpath string, underGoRoot bool, err error) {
cwd, err := os.Getwd()
if err != nil {
return "", false, err
}
cwd, err = filepath.EvalSymlinks(cwd)
if err != nil {
return "", false, err
}
goroot, err := filepath.EvalSymlinks(runtime.GOROOT())
if err != nil {
return "", false, err
}
if subdir, err := filepath.Rel(goroot, cwd); err == nil {
if !strings.Contains(subdir, "..") {
return subdir, true, nil
}
}
for _, p := range filepath.SplitList(build.Default.GOPATH) {
pabs, err := filepath.EvalSymlinks(p)
if err != nil {
return "", false, err
}
if subdir, err := filepath.Rel(pabs, cwd); err == nil {
if !strings.Contains(subdir, "..") {
return subdir, false, nil
}
}
}
return "", false, fmt.Errorf("the current path %q is not in either GOROOT(%q) or GOPATH(%q)",
cwd, runtime.GOROOT(), build.Default.GOPATH)
}
// adbCopyTree copies testdata, go.mod, go.sum files from subdir
// and from parent directories all the way up to the root of subdir.
// go.mod and go.sum files are needed for the go tool modules queries,
// and the testdata directories for tests. It is common for tests to
// reach out into testdata from parent packages.
func adbCopyTree(deviceCwd, subdir string) error {
dir := ""
for {
for _, path := range []string{"testdata", "go.mod", "go.sum"} {
path := filepath.Join(dir, path)
if _, err := os.Stat(path); err != nil {
continue
}
devicePath := filepath.Join(deviceCwd, dir)
if err := adb("exec-out", "mkdir", "-p", devicePath); err != nil {
return err
}
if err := adb("push", path, devicePath); err != nil {
return err
}
}
if subdir == "." {
break
}
subdir = filepath.Dir(subdir)
dir = filepath.Join(dir, "..")
}
return nil
}
// adbCopyGoroot clears deviceRoot for previous versions of GOROOT, GOPATH
// and temporary data. Then, it copies relevant parts of GOROOT to the device,
// including the go tool built for android.
// A lock file ensures this only happens once, even with concurrent exec
// wrappers.
func adbCopyGoroot() error {
// Also known by cmd/dist. The bootstrap command deletes the file.
statPath := filepath.Join(os.TempDir(), "go_android_exec-adb-sync-status")
stat, err := os.OpenFile(statPath, os.O_CREATE|os.O_RDWR, 0666)
if err != nil {
return err
}
defer stat.Close()
// Serialize check and copying.
if err := syscall.Flock(int(stat.Fd()), syscall.LOCK_EX); err != nil {
return err
}
s, err := io.ReadAll(stat)
if err != nil {
return err
}
if string(s) == "done" {
return nil
}
// Delete GOROOT, GOPATH and any leftover test data.
if err := adb("exec-out", "rm", "-rf", deviceRoot); err != nil {
return err
}
deviceBin := filepath.Join(deviceGoroot, "bin")
if err := adb("exec-out", "mkdir", "-p", deviceBin); err != nil {
return err
}
goroot := runtime.GOROOT()
// Build go for android.
goCmd := filepath.Join(goroot, "bin", "go")
tmpGo, err := os.CreateTemp("", "go_android_exec-cmd-go-*")
if err != nil {
return err
}
tmpGo.Close()
defer os.Remove(tmpGo.Name())
if out, err := exec.Command(goCmd, "build", "-o", tmpGo.Name(), "cmd/go").CombinedOutput(); err != nil {
return fmt.Errorf("failed to build go tool for device: %s\n%v", out, err)
}
deviceGo := filepath.Join(deviceBin, "go")
if err := adb("push", tmpGo.Name(), deviceGo); err != nil {
return err
}
for _, dir := range []string{"src", "test", "lib", "api"} {
if err := adb("push", filepath.Join(goroot, dir), filepath.Join(deviceGoroot)); err != nil {
return err
}
}
// Copy only the relevant from pkg.
if err := adb("exec-out", "mkdir", "-p", filepath.Join(deviceGoroot, "pkg", "tool")); err != nil {
return err
}
if err := adb("push", filepath.Join(goroot, "pkg", "include"), filepath.Join(deviceGoroot, "pkg")); err != nil {
return err
}
runtimea, err := exec.Command(goCmd, "list", "-f", "{{.Target}}", "runtime").Output()
pkgdir := filepath.Dir(string(runtimea))
if pkgdir == "" {
return errors.New("could not find android pkg dir")
}
if err := adb("push", pkgdir, filepath.Join(deviceGoroot, "pkg")); err != nil {
return err
}
tooldir := filepath.Join(goroot, "pkg", "tool", filepath.Base(pkgdir))
if err := adb("push", tooldir, filepath.Join(deviceGoroot, "pkg", "tool")); err != nil {
return err
}
if _, err := stat.Write([]byte("done")); err != nil {
return err
}
return nil
}

58
misc/arm/a Executable file
View File

@@ -0,0 +1,58 @@
#!/usr/bin/env bash
# Copyright 2010 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# This is a small script for executing go binaries on the android platform.
#
# example:
# ./a 5.out foo bar baz
#
# The script exports the local values of GOARCH, GOTRACEBACK and GOGC
# to the android environment.
#
# Known issues:
# The script fails unless the last character output by the program is "\n"
#
# TODO(kaib): add gdb bridge support
exp ()
{
if [ ${!1} ]; then
echo "export $1=\"${!1}\"; "
fi
}
# adb does not correctly return the exit value of the executed program. use this
# wrapper to manually extract the exit value
rloc=/data/local/tmp/retval
rsize=$(adb shell "ls -l $rloc"|tr -s ' '|cut -d' ' -f4)
rcheck=38
if [ "$rsize" != "$rcheck" ]; then
# echo "debug: retval size incorrect want $rcheck, got $rsize. uploading"
echo >/tmp/adb.retval '#!/system/bin/sh
"$@"
echo RETVAL: $?'
adb push /tmp/adb.retval $rloc >/dev/null 2>&1
adb shell chmod 755 $rloc
fi
# run the main binary
if [ "-g" == "$1" ]; then
adb forward tcp:$2 tcp:$2
args=$(echo $*| cut -d' ' -f4-)
adb push $3 /data/local/tmp/$3 >/dev/null 2>&1
adb shell "$(exp GOARCH) $(exp GOTRACEBACK) $(exp GOGC) \
gdbserver :$2 /data/local/tmp/retval /data/local/tmp/$3 $args" \
2>&1|tr -d '\r' |tee /tmp/adb.out|grep -v RETVAL
else
if [ "$*" != "$1" ]; then
args=$(echo $*| cut -d' ' -f2-)
fi
adb push $1 /data/local/tmp/$1 >/dev/null 2>&1
adb shell "$(exp GOARCH) $(exp GOTRACEBACK) $(exp GOGC) \
/data/local/tmp/retval /data/local/tmp/$1 $args" \
2>&1|tr -d '\r' |tee /tmp/adb.out|grep -v RETVAL
fi
exit $(grep RETVAL /tmp/adb.out|tr -d '\n\r'| cut -d' ' -f2)

View File

@@ -12,7 +12,6 @@ import (
"go/ast"
"go/parser"
"go/token"
"internal/testenv"
"os"
"os/exec"
"path/filepath"
@@ -41,16 +40,16 @@ func (v *Visitor) Visit(node ast.Node) ast.Visitor {
var errorMessage strings.Builder
for caseIndex, expectedPos := range expectedPositions {
actualPosition := v.fset.PositionFor(ident.Pos(), true)
errorOccurred := false
errorOccured := false
if expectedPos.Line != actualPosition.Line {
fmt.Fprintf(&errorMessage, "wrong line number for ident %s: expected: %d got: %d\n", ident.Name, expectedPos.Line, actualPosition.Line)
errorOccurred = true
errorOccured = true
}
if expectedPos.Column != actualPosition.Column {
fmt.Fprintf(&errorMessage, "wrong column number for ident %s: expected: %d got: %d\n", ident.Name, expectedPos.Column, actualPosition.Column)
errorOccurred = true
errorOccured = true
}
if errorOccurred {
if errorOccured {
continue
}
gotMatch = true
@@ -58,7 +57,7 @@ func (v *Visitor) Visit(node ast.Node) ast.Visitor {
}
if !gotMatch {
v.t.Error(errorMessage.String())
v.t.Errorf(errorMessage.String())
}
}
}
@@ -66,9 +65,6 @@ func (v *Visitor) Visit(node ast.Node) ast.Visitor {
}
func TestArgumentsPositions(t *testing.T) {
testenv.MustHaveCGO(t)
testenv.MustHaveExec(t)
testdata, err := filepath.Abs("testdata")
if err != nil {
t.Fatal(err)
@@ -81,7 +77,7 @@ func TestArgumentsPositions(t *testing.T) {
t.Fatal(err)
}
cmd := exec.Command(testenv.GoToolPath(t), "tool", "cgo",
cmd := exec.Command("go", "tool", "cgo",
"-srcdir", testdata,
"-objdir", dir,
"issue42580.go")

View File

@@ -6,8 +6,6 @@ package errorstest
import (
"bytes"
"cmd/internal/quoted"
"internal/testenv"
"os"
"os/exec"
"path/filepath"
@@ -41,9 +39,6 @@ func main() {
`
func TestBadSymbol(t *testing.T) {
testenv.MustHaveGoBuild(t)
testenv.MustHaveCGO(t)
dir := t.TempDir()
mkdir := func(base string) string {
@@ -136,7 +131,7 @@ func TestBadSymbol(t *testing.T) {
makeFile(godir, "go.mod", "module badsym")
// Try to build our little package.
cmd := exec.Command(testenv.GoToolPath(t), "build", "-ldflags=-v")
cmd := exec.Command("go", "build", "-ldflags=-v")
cmd.Dir = godir
output, err := cmd.CombinedOutput()
@@ -172,21 +167,14 @@ func TestBadSymbol(t *testing.T) {
}
func cCompilerCmd(t *testing.T) []string {
cc, err := quoted.Split(goEnv(t, "CC"))
if err != nil {
t.Skipf("parsing go env CC: %s", err)
}
if len(cc) == 0 {
t.Skipf("no C compiler")
}
testenv.MustHaveExecPath(t, cc[0])
cc := []string{goEnv(t, "CC")}
out := goEnv(t, "GOGCCFLAGS")
quote := '\000'
start := 0
lastSpace := true
backslash := false
s := out
s := string(out)
for i, c := range s {
if quote == '\000' && unicode.IsSpace(c) {
if !lastSpace {

View File

@@ -0,0 +1,166 @@
// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package errorstest
import (
"bytes"
"fmt"
"os"
"os/exec"
"path/filepath"
"regexp"
"strconv"
"strings"
"testing"
)
func path(file string) string {
return filepath.Join("testdata", file)
}
func check(t *testing.T, file string) {
t.Run(file, func(t *testing.T) {
t.Parallel()
contents, err := os.ReadFile(path(file))
if err != nil {
t.Fatal(err)
}
var errors []*regexp.Regexp
for i, line := range bytes.Split(contents, []byte("\n")) {
if bytes.HasSuffix(line, []byte("ERROR HERE")) {
re := regexp.MustCompile(regexp.QuoteMeta(fmt.Sprintf("%s:%d:", file, i+1)))
errors = append(errors, re)
continue
}
if _, frag, ok := bytes.Cut(line, []byte("ERROR HERE: ")); ok {
re, err := regexp.Compile(fmt.Sprintf(":%d:.*%s", i+1, frag))
if err != nil {
t.Errorf("Invalid regexp after `ERROR HERE: `: %#q", frag)
continue
}
errors = append(errors, re)
}
if _, frag, ok := bytes.Cut(line, []byte("ERROR MESSAGE: ")); ok {
re, err := regexp.Compile(string(frag))
if err != nil {
t.Errorf("Invalid regexp after `ERROR MESSAGE: `: %#q", frag)
continue
}
errors = append(errors, re)
}
}
if len(errors) == 0 {
t.Fatalf("cannot find ERROR HERE")
}
expect(t, file, errors)
})
}
func expect(t *testing.T, file string, errors []*regexp.Regexp) {
dir, err := os.MkdirTemp("", filepath.Base(t.Name()))
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(dir)
dst := filepath.Join(dir, strings.TrimSuffix(file, ".go"))
cmd := exec.Command("go", "build", "-gcflags=-L -e", "-o="+dst, path(file)) // TODO(gri) no need for -gcflags=-L if go tool is adjusted
out, err := cmd.CombinedOutput()
if err == nil {
t.Errorf("expected cgo to fail but it succeeded")
}
lines := bytes.Split(out, []byte("\n"))
for _, re := range errors {
found := false
for _, line := range lines {
if re.Match(line) {
t.Logf("found match for %#q: %q", re, line)
found = true
break
}
}
if !found {
t.Errorf("expected error output to contain %#q", re)
}
}
if t.Failed() {
t.Logf("actual output:\n%s", out)
}
}
func sizeofLongDouble(t *testing.T) int {
cmd := exec.Command("go", "run", path("long_double_size.go"))
out, err := cmd.CombinedOutput()
if err != nil {
t.Fatalf("%#q: %v:\n%s", strings.Join(cmd.Args, " "), err, out)
}
i, err := strconv.Atoi(strings.TrimSpace(string(out)))
if err != nil {
t.Fatalf("long_double_size.go printed invalid size: %s", out)
}
return i
}
func TestReportsTypeErrors(t *testing.T) {
for _, file := range []string{
"err1.go",
"err2.go",
"err5.go",
"issue11097a.go",
"issue11097b.go",
"issue18452.go",
"issue18889.go",
"issue28721.go",
"issue33061.go",
"issue50710.go",
} {
check(t, file)
}
if sizeofLongDouble(t) > 8 {
for _, file := range []string{
"err4.go",
"issue28069.go",
} {
check(t, file)
}
}
}
func TestToleratesOptimizationFlag(t *testing.T) {
for _, cflags := range []string{
"",
"-O",
} {
cflags := cflags
t.Run(cflags, func(t *testing.T) {
t.Parallel()
cmd := exec.Command("go", "build", path("issue14669.go"))
cmd.Env = append(os.Environ(), "CGO_CFLAGS="+cflags)
out, err := cmd.CombinedOutput()
if err != nil {
t.Errorf("%#q: %v:\n%s", strings.Join(cmd.Args, " "), err, out)
}
})
}
}
func TestMallocCrashesOnNil(t *testing.T) {
t.Parallel()
cmd := exec.Command("go", "run", path("malloc.go"))
out, err := cmd.CombinedOutput()
if err == nil {
t.Logf("%#q:\n%s", strings.Join(cmd.Args, " "), out)
t.Fatalf("succeeded unexpectedly")
}
}

View File

@@ -10,12 +10,9 @@ import (
"bytes"
"flag"
"fmt"
"internal/testenv"
"os"
"os/exec"
"path/filepath"
"regexp"
"slices"
"strings"
"sync/atomic"
"testing"
@@ -25,16 +22,15 @@ var tmp = flag.String("tmp", "", "use `dir` for temporary files and do not clean
// ptrTest is the tests without the boilerplate.
type ptrTest struct {
name string // for reporting
c string // the cgo comment
c1 string // cgo comment forced into non-export cgo file
imports []string // a list of imports
support string // supporting functions
body string // the body of the main function
extra []extra // extra files
fail bool // whether the test should fail
expensive bool // whether the test requires the expensive check
errTextRegexp string // error text regexp; if empty, use the pattern `.*unpinned Go.*`
name string // for reporting
c string // the cgo comment
c1 string // cgo comment forced into non-export cgo file
imports []string // a list of imports
support string // supporting functions
body string // the body of the main function
extra []extra // extra files
fail bool // whether the test should fail
expensive bool // whether the test requires the expensive check
}
type extra struct {
@@ -165,17 +161,6 @@ var ptrTests = []ptrTest{
fail: true,
expensive: true,
},
{
// Storing a pinned Go pointer into C memory should succeed.
name: "barrierpinnedok",
c: `#include <stdlib.h>
char **f14a2() { return malloc(sizeof(char*)); }
void f14b2(char **p) {}`,
imports: []string{"runtime"},
body: `var pinr runtime.Pinner; p := C.f14a2(); x := new(C.char); pinr.Pin(x); *p = x; C.f14b2(p); pinr.Unpin()`,
fail: false,
expensive: true,
},
{
// Storing a Go pointer into C memory by assigning a
// large value should fail.
@@ -254,10 +239,7 @@ var ptrTests = []ptrTest{
{
// Exported functions may not return Go pointers.
name: "export1",
c: `#ifdef _WIN32
__declspec(dllexport)
#endif
extern unsigned char *GoFn21();`,
c: `extern unsigned char *GoFn21();`,
support: `//export GoFn21
func GoFn21() *byte { return new(byte) }`,
body: `C.GoFn21()`,
@@ -267,9 +249,6 @@ var ptrTests = []ptrTest{
// Returning a C pointer is fine.
name: "exportok",
c: `#include <stdlib.h>
#ifdef _WIN32
__declspec(dllexport)
#endif
extern unsigned char *GoFn22();`,
support: `//export GoFn22
func GoFn22() *byte { return (*byte)(C.malloc(1)) }`,
@@ -452,74 +431,33 @@ var ptrTests = []ptrTest{
body: `s := &S40{p: new(int)}; C.f40((*C.struct_S40i)(&s.a))`,
fail: false,
},
{
// Test that we handle unsafe.StringData.
name: "stringdata",
c: `void f41(void* p) {}`,
imports: []string{"unsafe"},
body: `s := struct { a [4]byte; p *int }{p: new(int)}; str := unsafe.String(&s.a[0], 4); C.f41(unsafe.Pointer(unsafe.StringData(str)))`,
fail: false,
},
{
name: "slicedata",
c: `void f42(void* p) {}`,
imports: []string{"unsafe"},
body: `s := []*byte{nil, new(byte)}; C.f42(unsafe.Pointer(unsafe.SliceData(s)))`,
fail: true,
},
{
name: "slicedata2",
c: `void f43(void* p) {}`,
imports: []string{"unsafe"},
body: `s := struct { a [4]byte; p *int }{p: new(int)}; C.f43(unsafe.Pointer(unsafe.SliceData(s.a[:])))`,
fail: false,
},
{
// Passing the address of an element of a pointer-to-array.
name: "arraypointer",
c: `void f44(void* p) {}`,
imports: []string{"unsafe"},
body: `a := new([10]byte); C.f44(unsafe.Pointer(&a[0]))`,
fail: false,
},
{
// Passing the address of an element of a pointer-to-array
// that contains a Go pointer.
name: "arraypointer2",
c: `void f45(void** p) {}`,
imports: []string{"unsafe"},
body: `i := 0; a := &[2]unsafe.Pointer{nil, unsafe.Pointer(&i)}; C.f45(&a[0])`,
fail: true,
},
{
// Passing a Go map as argument to C.
name: "argmap",
c: `void f46(void* p) {}`,
imports: []string{"unsafe"},
body: `m := map[int]int{0: 1,}; C.f46(unsafe.Pointer(&m))`,
fail: true,
errTextRegexp: `.*argument of cgo function has Go pointer to unpinned Go map`,
},
{
// Returning a Go map to C.
name: "retmap",
c: `extern void f47();`,
support: `//export GoMap47
func GoMap47() map[int]int { return map[int]int{0: 1,} }`,
body: `C.f47()`,
c1: `extern void* GoMap47();
void f47() { GoMap47(); }`,
fail: true,
errTextRegexp: `.*result of Go function GoMap47 called from cgo is unpinned Go map or points to unpinned Go map.*`,
},
}
func TestPointerChecks(t *testing.T) {
testenv.MustHaveGoBuild(t)
testenv.MustHaveCGO(t)
dir, exe := buildPtrTests(t)
// We (TestPointerChecks) return before the parallel subtest functions do,
// so we can't just defer os.RemoveAll(dir). Instead we have to wait for
// the parallel subtests to finish. This code looks racy but is not:
// the add +1 run in serial before testOne blocks. The -1 run in parallel
// after testOne finishes.
var pending int32
for _, pt := range ptrTests {
pt := pt
t.Run(pt.name, func(t *testing.T) {
atomic.AddInt32(&pending, +1)
defer func() {
if atomic.AddInt32(&pending, -1) == 0 {
os.RemoveAll(dir)
}
}()
testOne(t, pt, exe)
})
}
}
func buildPtrTests(t *testing.T) (dir, exe string) {
var gopath string
var dir string
if *tmp != "" {
gopath = *tmp
dir = ""
@@ -532,35 +470,11 @@ func TestPointerChecks(t *testing.T) {
gopath = d
}
exe := buildPtrTests(t, gopath, false)
exe2 := buildPtrTests(t, gopath, true)
// We (TestPointerChecks) return before the parallel subtest functions do,
// so we can't just defer os.RemoveAll(dir). Instead we have to wait for
// the parallel subtests to finish. This code looks racy but is not:
// the add +1 run in serial before testOne blocks. The -1 run in parallel
// after testOne finishes.
var pending int32
for _, pt := range ptrTests {
t.Run(pt.name, func(t *testing.T) {
atomic.AddInt32(&pending, +1)
defer func() {
if atomic.AddInt32(&pending, -1) == 0 {
os.RemoveAll(dir)
}
}()
testOne(t, pt, exe, exe2)
})
}
}
func buildPtrTests(t *testing.T, gopath string, cgocheck2 bool) (exe string) {
src := filepath.Join(gopath, "src", "ptrtest")
if err := os.MkdirAll(src, 0777); err != nil {
t.Fatal(err)
}
if err := os.WriteFile(filepath.Join(src, "go.mod"), []byte("module ptrtest\ngo 1.20"), 0666); err != nil {
if err := os.WriteFile(filepath.Join(src, "go.mod"), []byte("module ptrtest"), 0666); err != nil {
t.Fatal(err)
}
@@ -627,38 +541,15 @@ func buildPtrTests(t *testing.T, gopath string, cgocheck2 bool) (exe string) {
t.Fatal(err)
}
exeName := "ptrtest.exe"
if cgocheck2 {
exeName = "ptrtest2.exe"
}
cmd := exec.Command(testenv.GoToolPath(t), "build", "-o", exeName)
cmd := exec.Command("go", "build", "-o", "ptrtest.exe")
cmd.Dir = src
cmd.Env = append(os.Environ(), "GOPATH="+gopath)
// Set or remove cgocheck2 from the environment.
goexperiment := strings.Split(os.Getenv("GOEXPERIMENT"), ",")
if len(goexperiment) == 1 && goexperiment[0] == "" {
goexperiment = nil
}
i := slices.Index(goexperiment, "cgocheck2")
changed := false
if cgocheck2 && i < 0 {
goexperiment = append(goexperiment, "cgocheck2")
changed = true
} else if !cgocheck2 && i >= 0 {
goexperiment = slices.Delete(goexperiment, i, i+1)
changed = true
}
if changed {
cmd.Env = append(cmd.Env, "GOEXPERIMENT="+strings.Join(goexperiment, ","))
}
out, err := cmd.CombinedOutput()
if err != nil {
t.Fatalf("go build: %v\n%s", err, out)
}
return filepath.Join(src, exeName)
return dir, filepath.Join(src, "ptrtest.exe")
}
const ptrTestMain = `
@@ -675,7 +566,7 @@ func main() {
var csem = make(chan bool, 16)
func testOne(t *testing.T, pt ptrTest, exe, exe2 string) {
func testOne(t *testing.T, pt ptrTest, exe string) {
t.Parallel()
// Run the tests in parallel, but don't run too many
@@ -683,12 +574,7 @@ func testOne(t *testing.T, pt ptrTest, exe, exe2 string) {
runcmd := func(cgocheck string) ([]byte, error) {
csem <- true
defer func() { <-csem }()
x := exe
if cgocheck == "2" {
x = exe2
cgocheck = "1"
}
cmd := exec.Command(x, pt.name)
cmd := exec.Command(exe, pt.name)
cmd.Env = append(os.Environ(), "GODEBUG=cgocheck="+cgocheck)
return cmd.CombinedOutput()
}
@@ -712,17 +598,11 @@ func testOne(t *testing.T, pt ptrTest, exe, exe2 string) {
}
buf, err := runcmd(cgocheck)
var pattern string = pt.errTextRegexp
if pt.errTextRegexp == "" {
pattern = `.*unpinned Go.*`
}
if pt.fail {
if err == nil {
t.Logf("%s", buf)
t.Fatalf("did not fail as expected")
} else if ok, _ := regexp.Match(pattern, buf); !ok {
} else if !bytes.Contains(buf, []byte("Go pointer")) {
t.Logf("%s", buf)
t.Fatalf("did not print expected error (failed with %v)", err)
}

View File

@@ -5,7 +5,7 @@
package fortran
import (
"internal/testenv"
"fmt"
"os"
"os/exec"
"path/filepath"
@@ -15,9 +15,6 @@ import (
)
func TestFortran(t *testing.T) {
testenv.MustHaveGoRun(t)
testenv.MustHaveCGO(t)
// Find the FORTRAN compiler.
fc := os.Getenv("FC")
if fc == "" {
@@ -66,7 +63,7 @@ func TestFortran(t *testing.T) {
}
// Do a test build that doesn't involve Go FORTRAN support.
fcArgs := append([]string{"testdata/helloworld/helloworld.f90", "-o", "/dev/null"}, fcExtra...)
fcArgs := append([]string{"helloworld/helloworld.f90", "-o", "/dev/null"}, fcExtra...)
t.Logf("%s %s", fc, fcArgs)
if err := exec.Command(fc, fcArgs...).Run(); err != nil {
t.Skipf("skipping Fortran test: could not build helloworld.f90 with %s: %s", fc, err)
@@ -74,18 +71,11 @@ func TestFortran(t *testing.T) {
// Finally, run the actual test.
t.Log("go", "run", "./testdata/testprog")
var stdout, stderr strings.Builder
cmd := exec.Command(testenv.GoToolPath(t), "run", "./testdata/testprog")
cmd.Stdout = &stdout
cmd.Stderr = &stderr
err := cmd.Run()
t.Logf("%v", cmd)
if stderr.Len() != 0 {
t.Logf("stderr:\n%s", stderr.String())
out, err := exec.Command("go", "run", "./testdata/testprog").CombinedOutput()
if err == nil && string(out) != "ok\n" {
err = fmt.Errorf("expected ok")
}
if err != nil {
t.Errorf("%v\n%s", err, stdout.String())
} else if stdout.String() != "ok\n" {
t.Errorf("stdout:\n%s\nwant \"ok\"", stdout.String())
t.Errorf("%s\nOutput:\n%s", err, string(out))
}
}

View File

@@ -0,0 +1,21 @@
// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
// int the_answer();
import "C"
import "os"
func TheAnswer() int {
return int(C.the_answer())
}
func main() {
if a := TheAnswer(); a != 42 {
println("Unexpected result for The Answer. Got:", a, " Want: 42")
os.Exit(1)
}
println("ok")
}

View File

@@ -3,6 +3,7 @@
// license that can be found in the LICENSE file.
//go:build ignore
// +build ignore
// Compute Fibonacci numbers with two goroutines
// that pass integers back and forth. No actual

View File

@@ -3,6 +3,7 @@
// license that can be found in the LICENSE file.
//go:build ignore
// +build ignore
package main

View File

@@ -0,0 +1,63 @@
// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package life_test
import (
"bytes"
"log"
"os"
"os/exec"
"path/filepath"
"strings"
"testing"
)
func TestMain(m *testing.M) {
log.SetFlags(log.Lshortfile)
os.Exit(testMain(m))
}
func testMain(m *testing.M) int {
GOPATH, err := os.MkdirTemp("", "cgolife")
if err != nil {
log.Panic(err)
}
defer os.RemoveAll(GOPATH)
os.Setenv("GOPATH", GOPATH)
// Copy testdata into GOPATH/src/cgolife, along with a go.mod file
// declaring the same path.
modRoot := filepath.Join(GOPATH, "src", "cgolife")
if err := overlayDir(modRoot, "testdata"); err != nil {
log.Panic(err)
}
if err := os.Chdir(modRoot); err != nil {
log.Panic(err)
}
os.Setenv("PWD", modRoot)
if err := os.WriteFile("go.mod", []byte("module cgolife\n"), 0666); err != nil {
log.Panic(err)
}
return m.Run()
}
func TestTestRun(t *testing.T) {
if os.Getenv("GOOS") == "android" {
t.Skip("the go tool runs with CGO_ENABLED=0 on the android device")
}
out, err := exec.Command("go", "env", "GOROOT").Output()
if err != nil {
t.Fatal(err)
}
GOROOT := string(bytes.TrimSpace(out))
cmd := exec.Command("go", "run", filepath.Join(GOROOT, "test", "run.go"), "-", ".")
out, err = cmd.CombinedOutput()
if err != nil {
t.Fatalf("%s: %s\n%s", strings.Join(cmd.Args, " "), err, out)
}
t.Logf("%s:\n%s", strings.Join(cmd.Args, " "), out)
}

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@@ -0,0 +1,78 @@
// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package life_test
import (
"io"
"os"
"path/filepath"
"strings"
)
// overlayDir makes a minimal-overhead copy of srcRoot in which new files may be added.
//
// TODO: Once we no longer need to support the misc module in GOPATH mode,
// factor this function out into a package to reduce duplication.
func overlayDir(dstRoot, srcRoot string) error {
dstRoot = filepath.Clean(dstRoot)
if err := os.MkdirAll(dstRoot, 0777); err != nil {
return err
}
srcRoot, err := filepath.Abs(srcRoot)
if err != nil {
return err
}
return filepath.Walk(srcRoot, func(srcPath string, info os.FileInfo, err error) error {
if err != nil || srcPath == srcRoot {
return err
}
suffix := strings.TrimPrefix(srcPath, srcRoot)
for len(suffix) > 0 && suffix[0] == filepath.Separator {
suffix = suffix[1:]
}
dstPath := filepath.Join(dstRoot, suffix)
perm := info.Mode() & os.ModePerm
if info.Mode()&os.ModeSymlink != 0 {
info, err = os.Stat(srcPath)
if err != nil {
return err
}
perm = info.Mode() & os.ModePerm
}
// Always copy directories (don't symlink them).
// If we add a file in the overlay, we don't want to add it in the original.
if info.IsDir() {
return os.MkdirAll(dstPath, perm|0200)
}
// If the OS supports symlinks, use them instead of copying bytes.
if err := os.Symlink(srcPath, dstPath); err == nil {
return nil
}
// Otherwise, copy the bytes.
src, err := os.Open(srcPath)
if err != nil {
return err
}
defer src.Close()
dst, err := os.OpenFile(dstPath, os.O_WRONLY|os.O_CREATE|os.O_EXCL, perm)
if err != nil {
return err
}
_, err = io.Copy(dst, src)
if closeErr := dst.Close(); err == nil {
err = closeErr
}
return err
})
}

41
misc/cgo/life/testdata/life.go vendored Normal file
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@@ -0,0 +1,41 @@
// skip
// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package cgolife
// #include "life.h"
import "C"
import "unsafe"
func Run(gen, x, y int, a []int32) {
n := make([]int32, x*y)
for i := 0; i < gen; i++ {
C.Step(C.int(x), C.int(y), (*C.int)(unsafe.Pointer(&a[0])), (*C.int)(unsafe.Pointer(&n[0])))
copy(a, n)
}
}
// Keep the channels visible from Go.
var chans [4]chan bool
//export GoStart
// Double return value is just for testing.
func GoStart(i, xdim, ydim, xstart, xend, ystart, yend C.int, a *C.int, n *C.int) (int, int) {
c := make(chan bool, int(C.MYCONST))
go func() {
C.DoStep(xdim, ydim, xstart, xend, ystart, yend, a, n)
c <- true
}()
chans[i] = c
return int(i), int(i + 100)
}
//export GoWait
func GoWait(i C.int) {
<-chans[i]
chans[i] = nil
}

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