1// RUN: %clang_tsan -O1 %s -o %t && %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s 2#include "test.h" 3 4int Global; 5 6void *Thread1(void *x) { 7 barrier_wait(&barrier); 8 Global = 42; 9 return NULL; 10} 11 12void *Thread2(void *x) { 13 Global = 43; 14 barrier_wait(&barrier); 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 file 30// CHECK-NOT: WARNING: ThreadSanitizer: data race 31 32