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PR libstdc++/89851 Add testcase for std::variant equality 

Add a test for the regression introduced with r269422 and fixed with
r270056.

	PR libstdc++/89851
	* testsuite/20_util/variant/89851.cc: New test.

From-SVN: r270249
This commit is contained in:
Jonathan Wakely 2019-04-10 11:43:39 +01:00 committed by Jonathan Wakely
parent 1feb075a76
commit 4a3f7992d2
2 changed files with 45 additions and 0 deletions
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libstdc++-v3/ChangeLog
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2019-04-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/89851
* testsuite/20_util/variant/89851.cc: New test.
2019-04-09 Jonathan Wakely <jwakely@redhat.com>
* include/std/variant: Adjust whitespace. Add comments.

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libstdc++-v3/testsuite/20_util/variant/89851.cc Normal file
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// Copyright (C) 2019 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++17" }
// { dg-do run { target c++17 } }
#include <variant>
#include <testsuite_hooks.h>
// PR libstdc++/89851
void
test01()
{
using V = std::variant<int, int>;
V v1{std::in_place_index<0>, 0};
V v2{std::in_place_index<1>, 0};
VERIFY( v1 != v2 );
VERIFY( !(v1 == v2) );
}
int
main()
{
test01();
}