| // RUN: %clang_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s | |
| #include "test.h" | |
| int Global; | |
| int WTFGlobal; | |
| void *Thread(void *x) { | |
| Global = 42; | |
| WTFGlobal = 142; | |
| barrier_wait(&barrier); | |
| return 0; | |
| } | |
| int main() { | |
| barrier_init(&barrier, 2); | |
| ANNOTATE_BENIGN_RACE(Global); | |
| WTF_ANNOTATE_BENIGN_RACE(WTFGlobal); | |
| pthread_t t; | |
| pthread_create(&t, 0, Thread, 0); | |
| barrier_wait(&barrier); | |
| Global = 43; | |
| WTFGlobal = 143; | |
| pthread_join(t, 0); | |
| fprintf(stderr, "OK\n"); | |
| } | |
| // CHECK-NOT: WARNING: ThreadSanitizer: data race |