1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <utility>
11 
12 // template <class T1, class T2> struct pair
13 
14 // template<size_t I, class T1, class T2>
15 //     const typename tuple_element<I, std::pair<T1, T2> >::type&
16 //     get(const pair<T1, T2>&);
17 
18 #include <utility>
19 #include <cassert>
20 
main()21 int main()
22 {
23     {
24         typedef std::pair<int, short> P;
25         const P p(3, 4);
26         assert(std::get<0>(p) == 3);
27         assert(std::get<1>(p) == 4);
28         std::get<0>(p) = 5;
29     }
30 }
31