52066eae5d
* testsuite/*: Use { target c++11 } or { target c++14 } instead of
using -std in dg-options.
From-SVN: r239777
85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
// { dg-do run { target c++14 } }
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// Copyright (C) 2013-2016 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 moved_to 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 <experimental/optional>
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#include <testsuite_hooks.h>
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#include <tuple>
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#include <string>
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namespace ns
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{
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struct value_type
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{
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int i;
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std::string s;
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};
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bool
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operator==(value_type const& lhs, value_type const& rhs)
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{ return std::tie(lhs.i, lhs.s) == std::tie(rhs.i, rhs.s); }
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bool
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operator<(value_type const& lhs, value_type const& rhs)
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{ return std::tie(lhs.i, lhs.s) < std::tie(rhs.i, rhs.s); }
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} // namespace ns
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int main()
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{
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using ns::value_type;
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using O = std::experimental::optional<value_type>;
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{
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O o, p;
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VERIFY( o == p );
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VERIFY( !(o != p) );
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}
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{
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O o { value_type { 42, "forty-two" } }, p;
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VERIFY( !(o == p) );
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VERIFY( o != p );
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}
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{
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O o, p { value_type { 42, "forty-two" } };
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VERIFY( !(o == p) );
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VERIFY( o != p );
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}
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{
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O o { value_type { 11, "eleventy" } }, p { value_type { 42, "forty-two" } };
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VERIFY( !(o == p) );
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VERIFY( o != p );
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}
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{
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O o { value_type { 42, "forty-two" } }, p { value_type { 11, "eleventy" } };
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VERIFY( !(o == p) );
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VERIFY( o != p );
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}
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{
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O o { value_type { 42, "forty-two" } }, p { value_type { 42, "forty-two" } };
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VERIFY( o == p );
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VERIFY( !(o != p) );
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}
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}
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