1*bcaeed49SFangrui Song // RUN: %clang_tsan -O1 %s -o %t && %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s
2*bcaeed49SFangrui Song #include "test.h"
3*bcaeed49SFangrui Song
4*bcaeed49SFangrui Song int Global;
5*bcaeed49SFangrui Song
Thread1(void * x)6*bcaeed49SFangrui Song void *Thread1(void *x) {
7*bcaeed49SFangrui Song barrier_wait(&barrier);
8*bcaeed49SFangrui Song Global = 42;
9*bcaeed49SFangrui Song return NULL;
10*bcaeed49SFangrui Song }
11*bcaeed49SFangrui Song
Thread2(void * x)12*bcaeed49SFangrui Song void *Thread2(void *x) {
13*bcaeed49SFangrui Song Global = 43;
14*bcaeed49SFangrui Song barrier_wait(&barrier);
15*bcaeed49SFangrui Song return NULL;
16*bcaeed49SFangrui Song }
17*bcaeed49SFangrui Song
main()18*bcaeed49SFangrui Song int main() {
19*bcaeed49SFangrui Song barrier_init(&barrier, 2);
20*bcaeed49SFangrui Song pthread_t t[2];
21*bcaeed49SFangrui Song pthread_create(&t[0], NULL, Thread1, NULL);
22*bcaeed49SFangrui Song pthread_create(&t[1], NULL, Thread2, NULL);
23*bcaeed49SFangrui Song pthread_join(t[0], NULL);
24*bcaeed49SFangrui Song pthread_join(t[1], NULL);
25*bcaeed49SFangrui Song fprintf(stderr, "OK\n");
26*bcaeed49SFangrui Song return 0;
27*bcaeed49SFangrui Song }
28*bcaeed49SFangrui Song
29*bcaeed49SFangrui Song // CHECK-NOT: failed to open suppressions file
30*bcaeed49SFangrui Song // CHECK-NOT: WARNING: ThreadSanitizer: data race
31*bcaeed49SFangrui Song
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