// RUN: %clang_tsan -O1 %s -o %t && %env_tsan_opts=suppressions='%s.supp' %run %t 2>&1 | FileCheck %s
#include "test.h"
int Global;
void *Thread1(void *x) {
Global = 42;
barrier_wait(&barrier);
return NULL;
}
void *Thread2(void *x) {
barrier_wait(&barrier);
Global = 43;
return NULL;
}
int main() {
barrier_init(&barrier, 2);
pthread_t t[2];
pthread_create(&t[0], NULL, Thread1, NULL);
pthread_create(&t[1], NULL, Thread2, NULL);
pthread_join(t[0], NULL);
pthread_join(t[1], NULL);
printf("OK\n");
return 0;
}
// CHECK-NOT: failed to open suppressions file
// CHECK-NOT: WARNING: ThreadSanitizer: data race