| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03 |
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| 10 | |
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| 11 | // Verify TEST_WORKAROUND_MSVC_BROKEN_ZA_CTOR_CHECK. |
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| 12 | |
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| 13 | #include <type_traits> |
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| 14 | |
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| 15 | #include "test_macros.h" |
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| 16 | #include "test_workarounds.h" |
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| 17 | |
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| 18 | struct X { |
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| 19 | X(int) {} |
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| 20 | |
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| 21 | X(X&&) = default; |
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| 22 | X& operator=(X&&) = default; |
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| 23 | |
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| 24 | private: |
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| 25 | X(const X&) = default; |
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| 26 | X& operator=(const X&) = default; |
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| 27 | }; |
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| 28 | |
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| 29 | void PushFront(X&&) {} |
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| 30 | |
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| 31 | template<class T = int> |
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| 32 | auto test(int) -> decltype(PushFront(std::declval<T>()), std::true_type{}); |
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| 33 | auto test(long) -> std::false_type; |
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| 34 | |
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| 35 | int main(int, char**) { |
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| 36 | #ifdef TEST_WORKAROUND_MSVC_BROKEN_ZA_CTOR_CHECK |
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| 37 | static_assert(!decltype(test(0))::value, "" ); |
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| 38 | #else |
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| 39 | static_assert(decltype(test(0))::value, "" ); |
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| 40 | #endif |
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| 41 | |
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| 42 | return 0; |
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| 43 | } |
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| 44 | |
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