mirror of
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64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
// Copyright (C) 2014-2017 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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// { dg-do run { target c++14 } }
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#include <experimental/tuple>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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auto t = std::make_tuple(1, '2', 3.0);
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std::experimental::apply( [&](int& i, char& c, double& d) {
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VERIFY(&i == &std::get<int>(t));
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VERIFY(&c == &std::get<char>(t));
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VERIFY(&d == &std::get<double>(t));
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}, t);
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}
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constexpr int func(int i, int j) { return i + j; }
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void
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test02()
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{
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constexpr auto t = std::make_tuple(1, 2);
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constexpr int i = std::experimental::apply(func, t);
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VERIFY( i == 3 );
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}
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struct F
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{
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int f(int i, int j) const { return i + j; }
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};
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void
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test03()
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{
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auto t = std::make_tuple(F{}, 1, 2);
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int r = std::experimental::apply(&F::f, t);
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VERIFY( r == 3 );
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}
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int
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main()
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{
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test01();
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test02();
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test03();
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}
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