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 m1, m2, m3;
39      lock_type l1(m1, std::defer_lock),
40	l2(m2, std::defer_lock),
41	l3(m3, std::defer_lock);
42
43      try
44	{
45	  int result = std::try_lock(l1, l2, l3);
46	  VERIFY( result == -1 );
47	}
48      catch (const std::system_error& e)
49	{
50	  VERIFY( false );
51	}
52    }
53  catch (const std::system_error& e)
54    {
55      VERIFY( false );
56    }
57  catch (...)
58    {
59      VERIFY( false );
60    }
61
62  return 0;
63}
64