[compiler-rt] r210358 - tsan: fix mutex in Go mode

[Dmitry Vyukov]

Author: dvyukov
Date: Fri Jun  6 13:04:05 2014
New Revision: 210358

URL: http://llvm.org/viewvc/llvm-project?rev=210358&view=rev
Log:
tsan: fix mutex in Go mode
In Go it's legal to unlock from a different goroutine.


Modified:
    compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc

Modified: compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc?rev=210358&r1=210357&r2=210358&view=diff
==============================================================================
--- compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc (original)
+++ compiler-rt/trunk/lib/tsan/rtl/tsan_rtl_mutex.cc Fri Jun  6 13:04:05 2014
@@ -198,7 +198,7 @@ int MutexUnlock(ThreadState *thr, uptr p
   TraceAddEvent(thr, thr->fast_state, EventTypeUnlock, s->GetId());
   int rec = 0;
   bool report_bad_unlock = false;
-  if (s->recursion == 0 || s->owner_tid != thr->tid) {
+  if (kCppMode && (s->recursion == 0 || s->owner_tid != thr->tid)) {
     if (flags()->report_mutex_bugs && !s->is_broken) {
       s->is_broken = true;
       report_bad_unlock = true;