| //===----------------------------------------------------------------------===// |
| // |
| // 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; } |
| |
| template <> |
| struct std::hash<NotConstructible> { |
| typedef NotConstructible argument_type; |
| typedef std::size_t result_type; |
| |
| std::size_t operator()(const NotConstructible&) const { return 0; } |
| }; |
| |
| #endif // NOTCONSTRUCTIBLE_H |