blob: 0c749c65f3be21a67ad8fe128cf641192f567e67 [file] [log] [blame]
// { dg-do compile { target c++11 } }
// Copyright (C) 2011-2021 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/>.
#include <chrono>
#include <testsuite_common_types.h>
int main()
{
constexpr std::chrono::nanoseconds d1 { };
constexpr auto d2(+d1);
constexpr auto d3(-d2);
return 0;
}