]>
git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/30_threads/lock/1.cc
2 // { dg-options "-pthread" }
3 // { dg-require-effective-target c++11 }
4 // { dg-require-effective-target pthread }
5 // { dg-require-gthreads "" }
7 // Copyright (C) 2010-2019 Free Software Foundation, Inc.
9 // This file is part of the GNU ISO C++ Library. This library is free
10 // software; you can redistribute it and/or modify it under the
11 // terms of the GNU General Public License as published by the
12 // Free Software Foundation; either version 3, or (at your option)
15 // This library is distributed in the hope that it will be useful,
16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 // GNU General Public License for more details.
20 // You should have received a copy of the GNU General Public License along
21 // with this library; see the file COPYING3. If not see
22 // <http://www.gnu.org/licenses/>.
26 #include <system_error>
27 #include <testsuite_hooks.h>
31 typedef std::mutex mutex_type
;
32 typedef std::unique_lock
<mutex_type
> lock_type
;
36 mutex_type m1
, m2
, m3
;
37 lock_type
l1(m1
, std::defer_lock
),
38 l2(m2
, std::defer_lock
),
39 l3(m3
, std::defer_lock
);
43 std::lock(l1
, l2
, l3
);
44 VERIFY( l1
.owns_lock() );
45 VERIFY( l2
.owns_lock() );
46 VERIFY( l3
.owns_lock() );
48 catch (const std::system_error
& e
)
53 catch (const std::system_error
& e
)