42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <utility>
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// template <class T1, class T2> struct pair
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// template<size_t I, class T1, class T2>
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// const typename tuple_element<I, std::pair<T1, T2> >::type&
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// get(const pair<T1, T2>&);
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#include <utility>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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{
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typedef std::pair<int, short> P;
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const P p(3, static_cast<short>(4));
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assert(std::get<0>(p) == 3);
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assert(std::get<1>(p) == 4);
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}
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#if TEST_STD_VER > 11
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{
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typedef std::pair<int, short> P;
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constexpr P p1(3, static_cast<short>(4));
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static_assert(std::get<0>(p1) == 3, "");
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static_assert(std::get<1>(p1) == 4, "");
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}
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#endif
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return 0;
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}
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