| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef NOTCONSTRUCTIBLE_H |
| 10 | #define NOTCONSTRUCTIBLE_H |
| 11 | |
| 12 | #include <functional> |
| 13 | |
| 14 | class NotConstructible { |
| 15 | NotConstructible(const NotConstructible&); |
| 16 | NotConstructible& operator=(const NotConstructible&); |
| 17 | |
| 18 | public: |
| 19 | }; |
| 20 | |
| 21 | inline bool operator==(const NotConstructible&, const NotConstructible&) { return true; } |
| 22 | |
| 23 | template <> |
| 24 | struct std::hash<NotConstructible> { |
| 25 | typedef NotConstructible argument_type; |
| 26 | typedef std::size_t result_type; |
| 27 | |
| 28 | std::size_t operator()(const NotConstructible&) const { return 0; } |
| 29 | }; |
| 30 | |
| 31 | #endif // NOTCONSTRUCTIBLE_H |
| 32 |