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 // tuple& operator=(tuple&& u);
15 
16 #include <tuple>
17 #include <cassert>
18 
19 #include "../MoveOnly.h"
20 
main()21 int main()
22 {
23     {
24         typedef std::tuple<> T;
25         T t0;
26         T t;
27         t = std::move(t0);
28     }
29     {
30         typedef std::tuple<MoveOnly> T;
31         T t0(MoveOnly(0));
32         T t;
33         t = std::move(t0);
34         assert(std::get<0>(t) == 0);
35     }
36     {
37         typedef std::tuple<MoveOnly, MoveOnly> T;
38         T t0(MoveOnly(0), MoveOnly(1));
39         T t;
40         t = std::move(t0);
41         assert(std::get<0>(t) == 0);
42         assert(std::get<1>(t) == 1);
43     }
44     {
45         typedef std::tuple<MoveOnly, MoveOnly, MoveOnly> T;
46         T t0(MoveOnly(0), MoveOnly(1), MoveOnly(2));
47         T t;
48         t = std::move(t0);
49         assert(std::get<0>(t) == 0);
50         assert(std::get<1>(t) == 1);
51         assert(std::get<2>(t) == 2);
52     }
53 }
54