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The existing uintptr arithmetic is arguably valid because the environment block is not located within the Go heap (see golang/go#58625). However, unsafe.Add (added in Go 1.17) expresses the same logic with fewer conversions, and in addition avoids triggering the unsafeptr vet check. For golang/go#41205. Change-Id: Ifc509279a13fd707be570908ec779d8518b4f75b Reviewed-on: https://go-review.googlesource.com/c/sys/+/492415 Reviewed-by: Ian Lance Taylor <iant@google.com> Run-TryBot: Bryan Mills <bcmills@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> Auto-Submit: Bryan Mills <bcmills@google.com>