1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2 #include "test.h" 3 4 // Test for https://github.com/google/sanitizers/issues/602 5 6 void *Thread(void *a) { 7 __atomic_store_n((int*)a, 1, __ATOMIC_RELAXED); 8 return 0; 9 } 10 11 int main() { 12 int *a = new int(0); 13 pthread_t t; 14 pthread_create(&t, 0, Thread, a); 15 while (__atomic_load_n(a, __ATOMIC_RELAXED) == 0) 16 sched_yield(); 17 delete a; 18 pthread_join(t, 0); 19 } 20 21 // CHECK: WARNING: ThreadSanitizer: data race 22 // CHECK: Write 23 // CHECK: #0 operator delete 24 // CHECK: #1 main 25 26 // CHECK: Previous atomic write 27 // CHECK: #0 __tsan_atomic32_store 28 // CHECK: #1 Thread 29
