compiler-rt/test/tsan/mutex_bad_read_lock.cpp

   1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
   2 #include "test.h"
   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