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39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
// { dg-do compile { target c++11 } }
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// { dg-require-cstdint "" }
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// { dg-require-gthreads "" }
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// Copyright (C) 2018 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 <thread>
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// PR libstdc++/84532
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struct F
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{
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template<typename T, typename U>
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void operator()(T, U, int&)
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{
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using std::is_same;
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using std::reference_wrapper;
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static_assert(is_same<T, reference_wrapper<int>>::value, "");
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static_assert(is_same<U, reference_wrapper<const int>>::value, "");
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}
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};
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int i = 0;
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std::thread t(F{}, std::ref(i), std::cref(i), std::ref(i));
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