1// { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* mips-sgi-irix6* } }
2// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* mips-sgi-irix6* } }
3// { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
4// { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
5// { dg-require-cstdint "" }
6// { dg-require-gthreads "" }
7
8// Copyright (C) 2008, 2009 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
26#include <mutex>
27#include <system_error>
28#include <testsuite_hooks.h>
29
30int main()
31{
32  bool test __attribute__((unused)) = true;
33  typedef std::mutex mutex_type;
34  typedef std::unique_lock<mutex_type> lock_type;
35
36  try
37    {
38      mutex_type m;
39      lock_type l(m, std::defer_lock);
40
41      l.lock();
42
43      VERIFY( (bool)l );
44      VERIFY( l.owns_lock() );
45
46      l.unlock();
47
48      VERIFY( !(bool)l );
49      VERIFY( !l.owns_lock() );
50    }
51  catch (const std::system_error& e)
52    {
53      VERIFY( false );
54    }
55  catch (...)
56    {
57      VERIFY( false );
58    }
59
60  return 0;
61}
62