23 lines · cpp
1// RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s2#include "test.h"3 4void *Thread(void *a) {5 barrier_wait(&barrier);6 *(int*)a = 43;7 return 0;8}9 10int main() {11 barrier_init(&barrier, 2);12 int Var = 42;13 pthread_t t;14 pthread_create(&t, 0, Thread, &Var);15 Var = 43;16 barrier_wait(&barrier);17 pthread_join(t, 0);18}19 20// CHECK: WARNING: ThreadSanitizer: data race21// CHECK: Location is stack of main thread.22 23