alloc_convert_copy.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 Alloc, class... UTypes>
15//   tuple(allocator_arg_t, const Alloc& a, const tuple<UTypes...>&);
16
17#include <tuple>
18#include <cassert>
19
20#include "../allocators.h"
21#include "../alloc_first.h"
22#include "../alloc_last.h"
23
24int main()
25{
26    {
27        typedef std::tuple<double> T0;
28        typedef std::tuple<int> T1;
29        T0 t0(2.5);
30        T1 t1(std::allocator_arg, A1<int>(), t0);
31        assert(std::get<0>(t1) == 2);
32    }
33    {
34        typedef std::tuple<int> T0;
35        typedef std::tuple<alloc_first> T1;
36        T0 t0(2);
37        alloc_first::allocator_constructed = false;
38        T1 t1(std::allocator_arg, A1<int>(5), t0);
39        assert(alloc_first::allocator_constructed);
40        assert(std::get<0>(t1) == 2);
41    }
42    {
43        typedef std::tuple<int, int> T0;
44        typedef std::tuple<alloc_first, alloc_last> T1;
45        T0 t0(2, 3);
46        alloc_first::allocator_constructed = false;
47        alloc_last::allocator_constructed = false;
48        T1 t1(std::allocator_arg, A1<int>(5), t0);
49        assert(alloc_first::allocator_constructed);
50        assert(alloc_last::allocator_constructed);
51        assert(std::get<0>(t1) == 2);
52        assert(std::get<1>(t1) == 3);
53    }
54    {
55        typedef std::tuple<double, int, int> T0;
56        typedef std::tuple<int, alloc_first, alloc_last> T1;
57        T0 t0(1.5, 2, 3);
58        alloc_first::allocator_constructed = false;
59        alloc_last::allocator_constructed = false;
60        T1 t1(std::allocator_arg, A1<int>(5), t0);
61        assert(alloc_first::allocator_constructed);
62        assert(alloc_last::allocator_constructed);
63        assert(std::get<0>(t1) == 1);
64        assert(std::get<1>(t1) == 2);
65        assert(std::get<2>(t1) == 3);
66    }
67}
68