1 | // RUN: %clangxx_tsan -O1 -fno-inline-functions %s -o %t && %deflake %run %t | FileCheck %s |
2 | #include "test.h" |
3 | #include <memory> |
4 | |
5 | std::unique_ptr<long> global(new long(42)); |
6 | |
7 | void *thread(void *x) { |
8 | *global = 43; |
9 | barrier_wait(barrier: &barrier); |
10 | return nullptr; |
11 | } |
12 | |
13 | int main() { |
14 | barrier_init(barrier: &barrier, count: 2); |
15 | pthread_t th; |
16 | pthread_create(newthread: &th, attr: nullptr, start_routine: thread, arg: nullptr); |
17 | pthread_detach(th: th); |
18 | barrier_wait(barrier: &barrier); |
19 | return 0; |
20 | } |
21 | |
22 | // CHECK: WARNING: ThreadSanitizer: data race |
23 | // CHECK: Write of size 8 |
24 | // The exact spelling and number of std frames is hard to guess. |
25 | // CHECK: unique_ptr |
26 | // CHECK: #{{[1-9]}} cxa_at_exit_callback_installed_at |
27 | // CHECK: #{{[2-9]}} __cxx_global_var_init |
28 | |