compiler-rt/test/tsan/mutex_destroy_locked2.cpp

   1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
   2 #include <pthread.h>
   3 #include <unistd.h>
   4
   5 void *thread(void *arg) {
   6   pthread_mutex_t m;
   7   pthread_mutex_init(&m, 0);
   8   pthread_mutex_lock(&m);
   9   pthread_mutex_destroy(&m);
  10   return 0;
  11 }
  12
  13 int main() {
  14   pthread_t th;
  15   pthread_create(&th, 0, thread, 0);
  16   pthread_join(th, 0);
  17   return 0;
  18 }
  19
  20 // CHECK: WARNING: ThreadSanitizer: destroy of a locked mutex
  21 // CHECK:     #0 pthread_mutex_destroy
  22 // CHECK:     #1 thread
  23 // CHECK:   and:
  24 // CHECK:     #0 pthread_mutex_lock
  25 // CHECK:     #1 thread
  26 // CHECK:   Mutex {{.*}} created at:
  27 // CHECK:     #0 pthread_mutex_init
  28 // CHECK:     #1 thread
  29 // CHECK: SUMMARY: ThreadSanitizer: destroy of a locked mutex {{.*}} in thread