1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2extern "C" void AnnotateRWLockAcquired(const char *f, int l, void *m, long rw); 3extern "C" void AnnotateRWLockReleased(const char *f, int l, void *m, long rw); 4 5int main() { 6 int m = 0; 7 AnnotateRWLockAcquired(__FILE__, __LINE__, &m, 1); 8 AnnotateRWLockReleased(__FILE__, __LINE__, &m, 0); 9 return 0; 10} 11 12// CHECK: WARNING: ThreadSanitizer: read unlock of a write locked mutex 13// CHECK: #0 AnnotateRWLockReleased 14// CHECK: #1 main 15// CHECK: Location is stack of main thread. 16// CHECK: Mutex {{.*}}) created at: 17// CHECK: #0 AnnotateRWLockAcquired 18// CHECK: #1 main 19// CHECK: SUMMARY: ThreadSanitizer: read unlock of a write locked mutex 20 21