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cmd/compile, syscall: use go:norace comment for forkAndExecInChild

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Use a go:norace comment rather than having the compiler know the special
name syscall.forkAndExecInChild.

Change-Id: I69bc6aa6fc40feb2148d23f269ff32453696fb28
Reviewed-on: https://go-review.googlesource.com/16097
Reviewed-by: Minux Ma <minux@golang.org>
This commit is contained in:
Ian Lance Taylor 2015-10-19 17:01:37 -07:00
parent 3bc0601742
commit 77b1fef27e
5 changed files with 5 additions and 11 deletions
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1
src/syscall/exec_linux.go
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@ -53,6 +53,7 @@ func runtime_AfterFork()
// For the same reason compiler does not race instrument it.
// The calls to RawSyscall are okay because they are assembly
// functions that do not grow the stack.
//go:norace
func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr *ProcAttr, sys *SysProcAttr, pipe int) (pid int, err Errno) {
// Declare all variables at top in case any
// declarations require heap allocation (e.g., err1).