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, const tuple&);
16
17 #include <tuple>
18 #include <cassert>
19
20 #include "allocators.h"
21 #include "../alloc_first.h"
22 #include "../alloc_last.h"
23
main()24 int main()
25 {
26 {
27 typedef std::tuple<> T;
28 T t0;
29 T t(std::allocator_arg, A1<int>(), t0);
30 }
31 {
32 typedef std::tuple<int> T;
33 T t0(2);
34 T t(std::allocator_arg, A1<int>(), t0);
35 assert(std::get<0>(t) == 2);
36 }
37 {
38 typedef std::tuple<alloc_first> T;
39 T t0(2);
40 alloc_first::allocator_constructed = false;
41 T t(std::allocator_arg, A1<int>(5), t0);
42 assert(alloc_first::allocator_constructed);
43 assert(std::get<0>(t) == 2);
44 }
45 {
46 typedef std::tuple<alloc_last> T;
47 T t0(2);
48 alloc_last::allocator_constructed = false;
49 T t(std::allocator_arg, A1<int>(5), t0);
50 assert(alloc_last::allocator_constructed);
51 assert(std::get<0>(t) == 2);
52 }
53 {
54 typedef std::tuple<alloc_first, alloc_last> T;
55 T t0(2, 3);
56 alloc_first::allocator_constructed = false;
57 alloc_last::allocator_constructed = false;
58 T t(std::allocator_arg, A1<int>(5), t0);
59 assert(alloc_first::allocator_constructed);
60 assert(alloc_last::allocator_constructed);
61 assert(std::get<0>(t) == 2);
62 assert(std::get<1>(t) == 3);
63 }
64 {
65 typedef std::tuple<int, alloc_first, alloc_last> T;
66 T t0(1, 2, 3);
67 alloc_first::allocator_constructed = false;
68 alloc_last::allocator_constructed = false;
69 T t(std::allocator_arg, A1<int>(5), t0);
70 assert(alloc_first::allocator_constructed);
71 assert(alloc_last::allocator_constructed);
72 assert(std::get<0>(t) == 1);
73 assert(std::get<1>(t) == 2);
74 assert(std::get<2>(t) == 3);
75 }
76 }
77