llvm-project/libcxx/test/std/containers/NotConstructible.h

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef NOTCONSTRUCTIBLE_H
#define NOTCONSTRUCTIBLE_H

#include <functional>

class NotConstructible
{
    NotConstructible(const NotConstructible&);
    NotConstructible& operator=(const NotConstructible&);
public:
};

inline
bool
operator==(const NotConstructible&, const NotConstructible&)
{return true;}

namespace std
{

template <>
struct hash<NotConstructible>
{
    typedef NotConstructible argument_type;
    typedef std::size_t result_type;

    std::size_t operator()(const NotConstructible&) const {return 0;}
};

}

#endif // NOTCONSTRUCTIBLE_H