const_pair.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976 
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// <tuple>
11
12// template <class... Types> class tuple;
13
14// template <class U1, class U2>
15//   tuple& operator=(const pair<U1, U2>& u);
16
17#include <tuple>
18#include <utility>
19#include <cassert>
20
21int main()
22{
23    {
24        typedef std::pair<double, char> T0;
25        typedef std::tuple<int, short> T1;
26        T0 t0(2.5, 'a');
27        T1 t1;
28        t1 = t0;
29        assert(std::get<0>(t1) == 2);
30        assert(std::get<1>(t1) == short('a'));
31    }
32}
33