| 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 | // <memory> |
| 10 | |
| 11 | // template <class T> |
| 12 | // struct hash<shared_ptr<T>> |
| 13 | // { |
| 14 | // typedef shared_ptr<T> argument_type; |
| 15 | // typedef size_t result_type; |
| 16 | // size_t operator()(const shared_ptr<T>& p) const; |
| 17 | // }; |
| 18 | |
| 19 | #include <memory> |
| 20 | |
| 21 | #include <cassert> |
| 22 | #include <functional> |
| 23 | |
| 24 | #include "test_macros.h" |
| 25 | |
| 26 | #if TEST_STD_VER >= 11 |
| 27 | #include "poisoned_hash_helper.h" |
| 28 | |
| 29 | struct A {}; |
| 30 | #endif |
| 31 | |
| 32 | int main(int, char**) |
| 33 | { |
| 34 | { |
| 35 | int* ptr = new int; |
| 36 | std::shared_ptr<int> p(ptr); |
| 37 | std::hash<std::shared_ptr<int> > f; |
| 38 | std::size_t h = f(p); |
| 39 | assert(h == std::hash<int*>()(ptr)); |
| 40 | } |
| 41 | #if TEST_STD_VER >= 11 |
| 42 | { |
| 43 | test_hash_enabled<std::shared_ptr<int>>(); |
| 44 | test_hash_enabled<std::shared_ptr<A>>(); |
| 45 | } |
| 46 | #endif |
| 47 | |
| 48 | return 0; |
| 49 | } |
| 50 | |