1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
2 #include "test.h"
3 
4 int x;
5 
Thread(void * a)6 void *Thread(void *a) {
7   barrier_wait(&barrier);
8   x = 1;
9   return 0;
10 }
11 
main()12 int main() {
13   barrier_init(&barrier, 2);
14   print_address("addr2=", 1, &x);
15   pthread_t t;
16   pthread_create(&t, 0, Thread, 0);
17   x = 0;
18   barrier_wait(&barrier);
19   pthread_join(t, 0);
20 }
21 
22 // CHECK: addr2=[[ADDR2:0x[0-9,a-f]+]]
23 // CHECK: WARNING: ThreadSanitizer: data race
24 // CHECK: Location is global 'x' {{(of size 4 )?}}at [[ADDR2]] ({{.*}}+0x{{[0-9,a-f]+}})
25 
26