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 | // UNSUPPORTED: c++03 |
10 | |
11 | // <unordered_map> |
12 | |
13 | // void swap(unordered_map& c) |
14 | // noexcept(allocator_traits<Allocator>::is_always_equal::value && |
15 | // noexcept(swap(declval<Hash&>(), declval<Hash&>())) && |
16 | // noexcept(swap(declval<Pred&>(), declval<Pred&>()))); |
17 | |
18 | // Validate whether the operation properly guards against ADL-hijacking operator& |
19 | |
20 | #include <unordered_map> |
21 | |
22 | #include "test_macros.h" |
23 | #include "operator_hijacker.h" |
24 | |
25 | void test() { |
26 | std::unordered_map<operator_hijacker, operator_hijacker> m1; |
27 | std::unordered_map<operator_hijacker, operator_hijacker> m2; |
28 | std::swap(m1, m2); |
29 | } |
30 | |