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// Copyright (C) 2017-2021 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/>.
// { dg-do compile { target c++11 } }
#include <memory>
const std::shared_ptr<int> si;
const std::weak_ptr<int> wi;
const std::owner_less<std::shared_ptr<int>> osi;
static_assert( noexcept(osi(si, si)), "" );
static_assert( noexcept(osi(si, wi)), "" );
static_assert( noexcept(osi(wi, si)), "" );
const std::owner_less<std::weak_ptr<int>> owi;
static_assert( noexcept(owi(wi, wi)), "" );
static_assert( noexcept(owi(si, wi)), "" );
static_assert( noexcept(owi(wi, si)), "" );
const std::shared_ptr<long> sl;
const std::weak_ptr<char> wc;
const std::owner_less<void> ov;
static_assert( noexcept(ov(si, si)), "" );
static_assert( noexcept(ov(si, sl)), "" );
static_assert( noexcept(ov(sl, si)), "" );
static_assert( noexcept(ov(si, wc)), "" );
static_assert( noexcept(ov(wc, si)), "" );
static_assert( noexcept(ov(wc, wi)), "" );