| // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s | |
| #include "test.h" | |
| // Test for https://github.com/google/sanitizers/issues/602 | |
| void *Thread(void *a) { | |
| __atomic_store_n((int*)a, 1, __ATOMIC_RELAXED); | |
| return 0; | |
| } | |
| int main() { | |
| int *a = new int(0); | |
| pthread_t t; | |
| pthread_create(&t, 0, Thread, a); | |
| while (__atomic_load_n(a, __ATOMIC_RELAXED) == 0) | |
| sched_yield(); | |
| delete a; | |
| pthread_join(t, 0); | |
| } | |
| // CHECK: WARNING: ThreadSanitizer: data race | |
| // CHECK: Write | |
| // CHECK: #0 operator delete | |
| // CHECK: #1 main | |
| // CHECK: Previous atomic write | |
| // CHECK: #0 __tsan_atomic32_store | |
| // CHECK: #1 Thread |