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