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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 run { target c++2a } }
#include <system_error>
#include <testsuite_error.h>
void
test01()
{
std::error_code e1;
std::error_code e2(std::make_error_code(std::errc::operation_not_supported));
VERIFY( std::is_eq(e1 <=> e1) );
VERIFY( std::is_lteq(e1 <=> e1) );
VERIFY( std::is_gteq(e1 <=> e1) );
VERIFY( std::is_neq(e1 <=> e2) );
VERIFY( std::is_lt(e1 <=> e2) || std::is_gt(e1 <=> e2) );
VERIFY( (e1 <=> e2) == (e1.value() <=> e2.value()) );
VERIFY( e1 == e1 );
VERIFY( !(e1 == e2) );
VERIFY( !(e1 < e1) );
VERIFY( !(e2 < e2) );
const __gnu_test::test_category cat;
std::error_code e3(e2.value(), cat);
VERIFY( std::is_neq(e2 <=> e3) );
VERIFY( std::is_lt(e2 <=> e3) || std::is_gt(e2 <=> e3) );
VERIFY( (e2 <=> e3) == (e2.category() <=> e3.category()) );
VERIFY( !(e2 == e3) );
VERIFY( !(e3 < e3) );
VERIFY( (e2 < e3) == (e2.category() < e3.category()) );
}
int main()
{
test01();
}
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