1 // RUN: %clang_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s 2 #include "test.h" 3 thread(void * x)4void *thread(void *x) { 5 barrier_wait(&barrier); 6 *static_cast<int *>(x) = 2; 7 return nullptr; 8 } 9 race()10static void race() { 11 int data = 0; 12 pthread_t t; 13 pthread_create(&t, nullptr, thread, &data); 14 data = 1; 15 barrier_wait(&barrier); 16 pthread_join(t, nullptr); 17 } 18 19 struct X { XX20 X() { atexit(race); } 21 } x; 22 main()23int main() { 24 barrier_init(&barrier, 2); 25 fprintf(stderr, "DONE\n"); 26 } 27 28 // CHECK: DONE 29 // CHECK: WARNING: ThreadSanitizer: data race 30