1 // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2 #include "test.h" 3 4 void *Thread(void *a) { 5 barrier_wait(&barrier); 6 *(int*)a = 43; 7 return 0; 8 } 9 10 int 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 race 21 // CHECK: Location is stack of main thread. 22 23
