llvm-project/compiler-rt/test/tsan/Linux/clockwait_double_lock.c

33 lines
674 B
C

// Regression test for https://github.com/google/sanitizers/issues/1259
// RUN: %clang_tsan -O1 %s -o %t && %run %t
// REQUIRES: glibc-2.30 || android-30
#define _GNU_SOURCE
#include <pthread.h>
pthread_cond_t cv;
pthread_mutex_t mtx;
void *fn(void *vp) {
pthread_mutex_lock(&mtx);
pthread_cond_signal(&cv);
pthread_mutex_unlock(&mtx);
return NULL;
}
int main() {
pthread_mutex_lock(&mtx);
pthread_t tid;
pthread_create(&tid, NULL, fn, NULL);
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
ts.tv_sec += 10;
pthread_cond_clockwait(&cv, &mtx, CLOCK_MONOTONIC, &ts);
pthread_mutex_unlock(&mtx);
pthread_join(tid, NULL);
return 0;
}