1// Regression test for https://github.com/google/sanitizers/issues/1259
2// RUN: %clang_tsan -O1 %s -o %t && %run %t
3// REQUIRES: glibc-2.30 || android-30
4
5#define _GNU_SOURCE
6#include <pthread.h>
7
8pthread_cond_t cv;
9pthread_mutex_t mtx;
10
11void *fn(void *vp) {
12 pthread_mutex_lock(&mtx);
13 pthread_cond_signal(&cv);
14 pthread_mutex_unlock(&mtx);
15 return NULL;
16}
17
18int main() {
19 pthread_mutex_lock(&mtx);
20
21 pthread_t tid;
22 pthread_create(&tid, NULL, fn, NULL);
23
24 struct timespec ts;
25 clock_gettime(CLOCK_MONOTONIC, &ts);
26 ts.tv_sec += 10;
27 pthread_cond_clockwait(&cv, &mtx, CLOCK_MONOTONIC, &ts);
28 pthread_mutex_unlock(&mtx);
29
30 pthread_join(tid, NULL);
31 return 0;
32}
33