1// RUN: %clangxx_tsan -O1 %s -DBUILD_SO -fPIC -shared -o %t-so.so
2// RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
3
4// Extracted from:
5// https://bugs.chromium.org/p/v8/issues/detail?id=4995
6
7#include "test.h"
8
9void* thr(void* arg) {
10 const int N = 32;
11 pthread_key_t keys_[N];
12 for (size_t i = 0; i < N; ++i) {
13 int err = pthread_key_create(&keys_[i], 0);
14 if (err) {
15 fprintf(stderr, "pthread_key_create failed with %d\n", err);
16 exit(1);
17 }
18 }
19 for (size_t i = 0; i < N; i++)
20 pthread_setspecific(keys_[i], (void*)(long)i);
21 for (size_t i = 0; i < N; i++)
22 pthread_key_delete(keys_[i]);
23 return 0;
24}
25
26int main() {
27 for (int i = 0; i < 10; i++) {
28 pthread_t th;
29 pthread_create(&th, 0, thr, 0);
30 pthread_join(th, 0);
31 }
32 pthread_t th[2];
33 pthread_create(&th[0], 0, thr, 0);
34 pthread_create(&th[1], 0, thr, 0);
35 pthread_join(th[0], 0);
36 pthread_join(th[1], 0);
37 fprintf(stderr, "DONE\n");
38 // CHECK: DONE
39}
40