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runtime: use right mask to extract type kind

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Cleanup from recent malloc changes.

LGTM=dvyukov
R=dvyukov
CC=golang-codereviews
https://golang.org/cl/120960043
This commit is contained in:
Keith Randall 2014-07-31 09:32:09 -07:00
parent cecca43804
commit 1e0b378905
1 changed files with 1 additions and 1 deletions
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2
src/pkg/runtime/race.go
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@ -34,7 +34,7 @@ func RaceSemrelease(s *uint32)
const raceenabled = true const raceenabled = true
func raceReadObjectPC(t *_type, addr unsafe.Pointer, callerpc, pc uintptr) { func raceReadObjectPC(t *_type, addr unsafe.Pointer, callerpc, pc uintptr) {
kind := t.kind &^ kindNoPointers kind := t.kind & kindMask
if kind == kindArray || kind == kindStruct { if kind == kindArray || kind == kindStruct {
// for composite objects we have to read every address // for composite objects we have to read every address
// because a write might happen to any subobject. // because a write might happen to any subobject.