// RUN: %clang_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s
// on_exit() is not available on Darwin.
// UNSUPPORTED: darwin
#include "test.h"
volatile long global;
void *thread(void *x) {
global++;
barrier_wait(&barrier);
return nullptr;
}
void on_exit_callback(int status, void *arg) {
fprintf(stderr, "on_exit_callback(%d, %lu)\n", status, (long)arg);
global++;
}
int main() {
on_exit(on_exit_callback, (void *)42l);
barrier_init(&barrier, 2);
pthread_t th;
pthread_create(&th, nullptr, thread, nullptr);
pthread_detach(th);
barrier_wait(&barrier);
return 2;
}
// CHECK: on_exit_callback(2, 42)
// CHECK: WARNING: ThreadSanitizer: data race
// CHECK: Write of size 8
// CHECK: #0 on_exit_callback
// CHECK: #1 on_exit_callback_installed_at
// CHECK: #2 main