| 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 | // Verify TEST_WORKAROUND_MSVC_BROKEN_ZA_CTOR_CHECK. |
| 12 | |
| 13 | #include <type_traits> |
| 14 | #include <utility> |
| 15 | |
| 16 | #include "test_macros.h" |
| 17 | #include "test_workarounds.h" |
| 18 | |
| 19 | struct X { |
| 20 | X(int) {} |
| 21 | |
| 22 | X(X&&) = default; |
| 23 | X& operator=(X&&) = default; |
| 24 | |
| 25 | private: |
| 26 | X(const X&) = default; |
| 27 | X& operator=(const X&) = default; |
| 28 | }; |
| 29 | |
| 30 | void PushFront(X&&) {} |
| 31 | |
| 32 | template<class T = int> |
| 33 | auto test(int) -> decltype(PushFront(std::declval<T>()), std::true_type{}); |
| 34 | auto test(long) -> std::false_type; |
| 35 | |
| 36 | int main(int, char**) { |
| 37 | #ifdef TEST_WORKAROUND_MSVC_BROKEN_ZA_CTOR_CHECK |
| 38 | static_assert(!decltype(test(0))::value, "" ); |
| 39 | #else |
| 40 | static_assert(decltype(test(0))::value, "" ); |
| 41 | #endif |
| 42 | |
| 43 | return 0; |
| 44 | } |
| 45 | |