32 lines · cpp
1// RUN: %clang_tsan -O1 %s -o %t && %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s2#include "test.h"3 4int Global;5 6void *Thread1(void *x) {7 Global = 42;8 barrier_wait(&barrier);9 return NULL;10}11 12void *Thread2(void *x) {13 barrier_wait(&barrier);14 Global = 43;15 return NULL;16}17 18int main() {19 barrier_init(&barrier, 2);20 pthread_t t[2];21 pthread_create(&t[0], NULL, Thread1, NULL);22 pthread_create(&t[1], NULL, Thread2, NULL);23 pthread_join(t[0], NULL);24 pthread_join(t[1], NULL);25 fprintf(stderr, "OK\n");26 return 0;27}28 29// CHECK-NOT: failed to open suppressions file30// CHECK-NOT: WARNING: ThreadSanitizer: data race31 32