51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
// { dg-do run }
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// { dg-options "-pthread" }
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// { dg-require-effective-target c++11 }
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// { dg-require-effective-target pthread }
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// { dg-require-gthreads "" }
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// Copyright (C) 2011-2020 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <mutex>
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#include <functional>
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#include <testsuite_hooks.h>
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struct moveable
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{
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moveable() = default;
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moveable(moveable&&) = default;
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moveable(const moveable&) = delete;
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};
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typedef decltype(std::placeholders::_1) placeholder_type;
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void f(moveable, placeholder_type, bool& b) { b = true; }
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void test01()
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{
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bool test = false;
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std::once_flag once;
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std::call_once(once, f, moveable(), std::placeholders::_1, std::ref(test));
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VERIFY( test );
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}
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int main()
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{
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test01();
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}
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