diff options
| -rw-r--r-- | src/cmd/go/internal/work/exec.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/cmd/go/internal/work/exec.go b/src/cmd/go/internal/work/exec.go index b211680e1c..9c8b14df00 100644 --- a/src/cmd/go/internal/work/exec.go +++ b/src/cmd/go/internal/work/exec.go @@ -39,6 +39,7 @@ import ( "cmd/go/internal/slices" "cmd/go/internal/str" "cmd/go/internal/trace" + "cmd/internal/buildid" "cmd/internal/quoted" "cmd/internal/sys" ) @@ -2544,6 +2545,12 @@ func (b *Builder) ccompile(a *Action, p *load.Package, outfile string, flags []s } } + // Tell gcc to not insert truly random numbers into the build process + // this ensures LTO won't create random numbers for symbols. + if b.gccSupportsFlag(compiler, "-frandom-seed=1") { + flags = append(flags, "-frandom-seed="+buildid.HashToString(a.actionID)) + } + overlayPath := file if p, ok := a.nonGoOverlay[overlayPath]; ok { overlayPath = p |