1// RUN: %clangxx_tsan %s -o %t
2// RUN: %run %t 2>&1 | FileCheck %s
3
4// bench.h needs pthread barriers which are not available on OS X
5// UNSUPPORTED: darwin
6
7#include "bench.h"
8
9pthread_rwlock_t mtx;
10
11void thread(int tid) {
12 for (int i = 0; i < bench_niter; i++) {
13 pthread_rwlock_rdlock(&mtx);
14 pthread_rwlock_unlock(&mtx);
15 }
16}
17
18void bench() {
19 pthread_rwlock_init(&mtx, 0);
20 pthread_rwlock_wrlock(&mtx);
21 pthread_rwlock_unlock(&mtx);
22 pthread_rwlock_rdlock(&mtx);
23 pthread_rwlock_unlock(&mtx);
24 start_thread_group(bench_nthread, thread);
25}
26
27// CHECK: DONE
28
29