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// Copyright (C) 2020 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-options "-std=gnu++2a" }
// { dg-do compile { target c++2a } }
#include <compare>
using std::partial_ordering;
static_assert( partial_ordering::less == partial_ordering::less );
static_assert( partial_ordering::less != partial_ordering::equivalent );
static_assert( partial_ordering::less != partial_ordering::greater );
static_assert( partial_ordering::less != partial_ordering::unordered );
static_assert( partial_ordering::equivalent == partial_ordering::equivalent );
static_assert( partial_ordering::equivalent != partial_ordering::greater );
static_assert( partial_ordering::equivalent != partial_ordering::unordered );
static_assert( partial_ordering::greater == partial_ordering::greater );
static_assert( partial_ordering::greater != partial_ordering::unordered );
static_assert( partial_ordering::unordered == partial_ordering::unordered );
static_assert( ! (partial_ordering::less == 0) );
static_assert( partial_ordering::less < 0 );
static_assert( ! (partial_ordering::less > 0) );
static_assert( partial_ordering::less <= 0 );
static_assert( ! (partial_ordering::less >= 0) );
static_assert( ! (0 == partial_ordering::less) );
static_assert( ! (0 < partial_ordering::less) );
static_assert( 0 > partial_ordering::less );
static_assert( ! (0 <= partial_ordering::less) );
static_assert( 0 >= partial_ordering::less );
static_assert( (partial_ordering::less <=> 0) == partial_ordering::less );
static_assert( (0 <=> partial_ordering::less) == partial_ordering::greater );
static_assert( (partial_ordering::equivalent == 0) );
static_assert( ! (partial_ordering::equivalent < 0) );
static_assert( ! (partial_ordering::equivalent > 0) );
static_assert( partial_ordering::equivalent <= 0 );
static_assert( partial_ordering::equivalent >= 0 );
static_assert( 0 == partial_ordering::equivalent );
static_assert( ! (0 < partial_ordering::equivalent) );
static_assert( ! (0 > partial_ordering::equivalent) );
static_assert( 0 <= partial_ordering::equivalent );
static_assert( 0 >= partial_ordering::equivalent );
static_assert( (partial_ordering::equivalent <=> 0) == partial_ordering::equivalent );
static_assert( (0 <=> partial_ordering::equivalent) == partial_ordering::equivalent );
static_assert( ! (partial_ordering::greater == 0) );
static_assert( ! (partial_ordering::greater < 0) );
static_assert( partial_ordering::greater > 0 );
static_assert( ! (partial_ordering::greater <= 0) );
static_assert( partial_ordering::greater >= 0 );
static_assert( ! (0 == partial_ordering::greater) );
static_assert( 0 < partial_ordering::greater );
static_assert( ! (0 > partial_ordering::greater) );
static_assert( 0 <= partial_ordering::greater );
static_assert( ! (0 >= partial_ordering::greater) );
static_assert( (partial_ordering::greater <=> 0) == partial_ordering::greater );
static_assert( (0 <=> partial_ordering::greater) == partial_ordering::less );
static_assert( ! (partial_ordering::unordered == 0) );
static_assert( ! (partial_ordering::unordered < 0) );
static_assert( ! (partial_ordering::unordered > 0) );
static_assert( ! (partial_ordering::unordered <= 0) );
static_assert( ! (partial_ordering::unordered >= 0) );
static_assert( ! (0 == partial_ordering::unordered) );
static_assert( ! (0 < partial_ordering::unordered) );
static_assert( ! (0 > partial_ordering::unordered) );
static_assert( ! (0 <= partial_ordering::unordered) );
static_assert( ! (0 >= partial_ordering::unordered) );
static_assert( (partial_ordering::unordered <=> 0) == partial_ordering::unordered );
static_assert( (0 <=> partial_ordering::unordered) == partial_ordering::unordered );
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