1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
2#include "test.h"
3
4void *Thread(void *a) {
5  __atomic_fetch_add((int*)a, 1, __ATOMIC_SEQ_CST);
6  barrier_wait(&barrier);
7  return 0;
8}
9
10int main() {
11  barrier_init(&barrier, 2);
12  int *a = new int(0);
13  pthread_t t;
14  pthread_create(&t, 0, Thread, a);
15  barrier_wait(&barrier);
16  delete a;
17  pthread_join(t, 0);
18}
19
20// CHECK: WARNING: ThreadSanitizer: data race
21