30 lines · cpp
1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s2#include "test.h"3 4void *Thread2(void *a) {5 barrier_wait(&barrier);6 *(int*)a = 43;7 return 0;8}9 10void *Thread(void *a) {11 int Var = 42;12 pthread_t t;13 pthread_create(&t, 0, Thread2, &Var);14 Var = 42;15 barrier_wait(&barrier);16 pthread_join(t, 0);17 return 0;18}19 20int main() {21 barrier_init(&barrier, 2);22 pthread_t t;23 pthread_create(&t, 0, Thread, 0);24 pthread_join(t, 0);25}26 27// CHECK: WARNING: ThreadSanitizer: data race28// CHECK: Location is stack of thread T1.29 30