1// { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
2// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
3// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
4// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-darwin* } }
5// { dg-require-cstdint "" }
6// { dg-require-gthreads "" }
7
8// Copyright (C) 2014-2015 Free Software Foundation, Inc.
9//
10// This file is part of the GNU ISO C++ Library.  This library is free
11// software; you can redistribute it and/or modify it under the
12// terms of the GNU General Public License as published by the
13// Free Software Foundation; either version 3, or (at your option)
14// any later version.
15
16// This library is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19// GNU General Public License for more details.
20
21// You should have received a copy of the GNU General Public License along
22// with this library; see the file COPYING3.  If not see
23// <http://www.gnu.org/licenses/>.
24
25#include <condition_variable>
26#include <thread>
27#include <mutex>
28
29std::mutex mx;
30std::condition_variable cv;
31int counter = 0;
32
33struct Inc
34{
35  Inc() { ++counter; }
36  ~Inc() { ++counter; }
37};
38
39
40void func()
41{
42  std::unique_lock<std::mutex> lock{mx};
43  std::notify_all_at_thread_exit(cv, std::move(lock));
44#if _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL
45  // Correct order of thread_local destruction needs __cxa_thread_atexit_impl
46  static thread_local Inc inc;
47#else
48  Inc inc;
49#endif
50}
51
52int main()
53{
54  bool test __attribute__((unused)) = true;
55
56  std::unique_lock<std::mutex> lock{mx};
57  std::thread t{func};
58  cv.wait(lock, [&]{ return counter == 2; });
59  t.join();
60}
61