pthread_key.cpp
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// RUN: %clangxx_tsan -O1 %s -DBUILD_SO -fPIC -shared -o %t-so.so
// RUN: %clangxx_tsan -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
// Extracted from:
// https://bugs.chromium.org/p/v8/issues/detail?id=4995
#include "test.h"
void* thr(void* arg) {
const int N = 32;
pthread_key_t keys_[N];
for (size_t i = 0; i < N; ++i) {
int err = pthread_key_create(&keys_[i], 0);
if (err) {
fprintf(stderr, "pthread_key_create failed with %d\n", err);
exit(1);
}
}
for (size_t i = 0; i < N; i++)
pthread_setspecific(keys_[i], (void*)(long)i);
for (size_t i = 0; i < N; i++)
pthread_key_delete(keys_[i]);
return 0;
}
int main() {
for (int i = 0; i < 10; i++) {
pthread_t th;
pthread_create(&th, 0, thr, 0);
pthread_join(th, 0);
}
pthread_t th[2];
pthread_create(&th[0], 0, thr, 0);
pthread_create(&th[1], 0, thr, 0);
pthread_join(th[0], 0);
pthread_join(th[1], 0);
fprintf(stderr, "DONE\n");
// CHECK: DONE
}