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 Alloc>
15 // tuple(allocator_arg_t, const Alloc& a, tuple&&);
16
17 #include <tuple>
18 #include <cassert>
19
20 #include "../MoveOnly.h"
21 #include "allocators.h"
22 #include "../alloc_first.h"
23 #include "../alloc_last.h"
24
main()25 int main()
26 {
27 {
28 typedef std::tuple<> T;
29 T t0;
30 T t(std::allocator_arg, A1<int>(), std::move(t0));
31 }
32 {
33 typedef std::tuple<MoveOnly> T;
34 T t0(MoveOnly(0));
35 T t(std::allocator_arg, A1<int>(), std::move(t0));
36 assert(std::get<0>(t) == 0);
37 }
38 {
39 typedef std::tuple<alloc_first> T;
40 T t0(1);
41 alloc_first::allocator_constructed = false;
42 T t(std::allocator_arg, A1<int>(5), std::move(t0));
43 assert(alloc_first::allocator_constructed);
44 assert(std::get<0>(t) == 1);
45 }
46 {
47 typedef std::tuple<alloc_last> T;
48 T t0(1);
49 alloc_last::allocator_constructed = false;
50 T t(std::allocator_arg, A1<int>(5), std::move(t0));
51 assert(alloc_last::allocator_constructed);
52 assert(std::get<0>(t) == 1);
53 }
54 {
55 typedef std::tuple<MoveOnly, alloc_first> T;
56 T t0(0 ,1);
57 alloc_first::allocator_constructed = false;
58 T t(std::allocator_arg, A1<int>(5), std::move(t0));
59 assert(alloc_first::allocator_constructed);
60 assert(std::get<0>(t) == 0);
61 assert(std::get<1>(t) == 1);
62 }
63 {
64 typedef std::tuple<MoveOnly, alloc_first, alloc_last> T;
65 T t0(1, 2, 3);
66 alloc_first::allocator_constructed = false;
67 alloc_last::allocator_constructed = false;
68 T t(std::allocator_arg, A1<int>(5), std::move(t0));
69 assert(alloc_first::allocator_constructed);
70 assert(alloc_last::allocator_constructed);
71 assert(std::get<0>(t) == 1);
72 assert(std::get<1>(t) == 2);
73 assert(std::get<2>(t) == 3);
74 }
75 }
76