| 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 | // <utility> |
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| 10 | |
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| 11 | // template <class T1, class T2> struct pair |
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| 12 | |
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| 13 | // tuple_size<pair<T1, T2> >::value |
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| 14 | |
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| 15 | #include <utility> |
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| 16 | |
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| 17 | #include "test_macros.h" |
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| 18 | |
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| 19 | int main(int, char**) |
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| 20 | { |
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| 21 | { |
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| 22 | typedef std::pair<int, short> P1; |
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| 23 | static_assert((std::tuple_size<P1>::value == 2), "" ); |
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| 24 | } |
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| 25 | { |
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| 26 | typedef std::pair<int, short> const P1; |
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| 27 | static_assert((std::tuple_size<P1>::value == 2), "" ); |
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| 28 | } |
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| 29 | { |
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| 30 | typedef std::pair<int, short> volatile P1; |
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| 31 | static_assert((std::tuple_size<P1>::value == 2), "" ); |
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| 32 | } |
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| 33 | { |
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| 34 | typedef std::pair<int, short> const volatile P1; |
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| 35 | static_assert((std::tuple_size<P1>::value == 2), "" ); |
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| 36 | } |
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| 37 | |
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| 38 | return 0; |
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| 39 | } |
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| 40 | |
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