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 // <utility>
10 
11 // template <class T1, class T2> struct pair
12 
13 // template<size_t I, class T1, class T2>
14 //     const typename tuple_element<I, std::pair<T1, T2> >::type&
15 //     get(const pair<T1, T2>&);
16 
17 #include <utility>
18 #include <cassert>
19 
20 int main(int, char**)
21 {
22     {
23         typedef std::pair<int, short> P;
24         const P p(3, 4);
25         assert(std::get<0>(p) == 3);
26         assert(std::get<1>(p) == 4);
27         std::get<0>(p) = 5;
28     }
29 
30   return 0;
31 }
32