mirror of git://gcc.gnu.org/git/gcc.git
36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
// { dg-do compile { target c++20 } }
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//
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// Copyright (C) 2019-2025 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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//
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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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//
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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 <tuple>
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constexpr bool
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test_tuple()
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{
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auto ok = true;
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std::tuple<int, double, double> t1(1, 3.1415, 2.7182);
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std::tuple<int, double, double> t2(1, 4.1234, 3.3333);
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t1.swap(t2);
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std::swap(t1, t2);
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return ok;
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}
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static_assert(test_tuple());
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