1// RUN: %clangxx_tsan -O1 %s -o %T/global_race.cc.exe && %deflake %run %T/global_race.cc.exe | FileCheck %s
2#include "test.h"
3
4int GlobalData[10];
5
6void *Thread(void *a) {
7  barrier_wait(&barrier);
8  GlobalData[2] = 42;
9  return 0;
10}
11
12int main() {
13  barrier_init(&barrier, 2);
14  fprintf(stderr, "addr=");
15  print_address(GlobalData);
16  fprintf(stderr, "\n");
17  pthread_t t;
18  pthread_create(&t, 0, Thread, 0);
19  GlobalData[2] = 43;
20  barrier_wait(&barrier);
21  pthread_join(t, 0);
22}
23
24// CHECK: addr=[[ADDR:0x[0-9,a-f]+]]
25// CHECK: WARNING: ThreadSanitizer: data race
26// CHECK: Location is global 'GlobalData' of size 40 at [[ADDR]] (global_race.cc.exe+0x{{[0-9,a-f]+}})
27
28