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| // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s --check-prefix=CHECK-%os --check-prefix=CHECK
#include "test.h"
void *Thread2(void *a) {
barrier_wait(&barrier);
*(int*)a = 43;
return 0;
}
void *Thread(void *a) {
static __thread int Var = 42;
pthread_t t;
pthread_create(&t, 0, Thread2, &Var);
Var = 42;
barrier_wait(&barrier);
pthread_join(t, 0);
return 0;
}
int main() {
barrier_init(&barrier, 2);
pthread_t t;
pthread_create(&t, 0, Thread, 0);
pthread_join(t, 0);
fprintf(stderr, "DONE\n");
return 0;
}
// CHECK: WARNING: ThreadSanitizer: data race
// CHECK-Linux: Location is TLS of thread T1.
// CHECK-FreeBSD: Location is TLS of thread T1.
// CHECK-NetBSD: Location is TLS of thread T1.
// CHECK-Darwin: Location is heap block of size 4
// CHECK: DONE
|