blob: 3dd4ae0699dcdd2db23185fbe8e99709588e0848 [file] [log] [blame]
// { dg-do run }
// { dg-additional-options "-pthread" { target pthread } }
// { dg-require-effective-target c++11 }
// { dg-require-gthreads "" }
// Copyright (C) 2014-2021 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <condition_variable>
#include <thread>
#include <mutex>
#include <testsuite_hooks.h>
std::mutex mx;
std::condition_variable cv;
int counter = 0;
struct Inc
{
Inc() { ++counter; }
~Inc() { ++counter; }
};
void func()
{
std::unique_lock<std::mutex> lock{mx};
std::notify_all_at_thread_exit(cv, std::move(lock));
#if CORRECT_THREAD_LOCAL_DTORS
// Correct order of thread_local destruction needs __cxa_thread_atexit_impl
// or similar support from libc.
static thread_local
#endif
Inc inc;
}
int main()
{
std::unique_lock<std::mutex> lock{mx};
std::thread t{func};
cv.wait(lock, [&]{ return counter == 2; });
t.join();
}