| // RUN: %clangxx_tsan -O1 %s -o %t && %deflake %run %t | FileCheck %s |
| #include "test.h" |
| #include <memory> |
| |
| std::unique_ptr<long> global(new long(42)); |
| |
| void *thread(void *x) { |
| *global = 43; |
| barrier_wait(&barrier); |
| return nullptr; |
| } |
| |
| int main() { |
| barrier_init(&barrier, 2); |
| pthread_t th; |
| pthread_create(&th, nullptr, thread, nullptr); |
| pthread_detach(th); |
| barrier_wait(&barrier); |
| return 0; |
| } |
| |
| // CHECK: WARNING: ThreadSanitizer: data race |
| // CHECK: Write of size 8 |
| // The exact spelling and number of std frames is hard to guess. |
| // CHECK: unique_ptr |
| // CHECK: #{{[1-9]}} cxa_at_exit_callback_installed_at |
| // CHECK: #{{[2-9]}} __cxx_global_var_init |
