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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/experimental/optional/relops/3.cc
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1 // { dg-do run { target c++14 } }
3 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a moved_to of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 #include <experimental/optional>
21 #include <testsuite_hooks.h>
35 operator==(value_type
const& lhs
, value_type
const& rhs
)
36 { return std::tie(lhs
.i
, lhs
.s
) == std::tie(rhs
.i
, rhs
.s
); }
39 operator<(value_type
const& lhs
, value_type
const& rhs
)
40 { return std::tie(lhs
.i
, lhs
.s
) < std::tie(rhs
.i
, rhs
.s
); }
47 using O
= std::experimental::optional
<value_type
>;
49 value_type
const reference
{ 42, "forty-two" };
53 VERIFY( !(o
== reference
) );
54 VERIFY( !(reference
== o
) );
55 VERIFY( o
!= reference
);
56 VERIFY( reference
!= o
);
60 O o
{ value_type
{ 11, "eleventy" } };
61 VERIFY( !(o
== reference
) );
62 VERIFY( !(reference
== o
) );
63 VERIFY( o
!= reference
);
64 VERIFY( reference
!= o
);
68 O o
{ value_type
{ 42, "forty-two" } };
69 VERIFY( o
== reference
);
70 VERIFY( reference
== o
);
71 VERIFY( !(o
!= reference
) );
72 VERIFY( !(reference
!= o
) );