xref: /llvm-project/libcxx/test/std/utilities/utility/pairs/pair.astuple/get_rv.pass.cpp (revision 31cbe0f240f660f15602c96b787c58a26f17e179)
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 // UNSUPPORTED: c++03
10 
11 // <utility>
12 
13 // template <class T1, class T2> struct pair
14 
15 // template<size_t I, class T1, class T2>
16 //     typename tuple_element<I, std::pair<T1, T2> >::type&&
17 //     get(pair<T1, T2>&&);
18 
19 #include <utility>
20 #include <memory>
21 #include <cassert>
22 
23 #include "test_macros.h"
24 
main(int,char **)25 int main(int, char**)
26 {
27     {
28         typedef std::pair<std::unique_ptr<int>, short> P;
29         P p(std::unique_ptr<int>(new int(3)), static_cast<short>(4));
30         std::unique_ptr<int> ptr = std::get<0>(std::move(p));
31         assert(*ptr == 3);
32     }
33 
34   return 0;
35 }
36