1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <tuple>
// template <class... Types> class tuple;
// template <class Alloc, class U1, class U2>
// tuple(allocator_arg_t, const Alloc& a, pair<U1, U2>&&);
#include <tuple>
#include <utility>
#include <memory>
#include <cassert>
#include "allocators.h"
#include "../alloc_first.h"
#include "../alloc_last.h"
struct B
{
int id_;
explicit B(int i) : id_(i) {}
virtual ~B() {}
};
struct D
: B
{
explicit D(int i) : B(i) {}
};
int main()
{
{
typedef std::pair<int, std::unique_ptr<D>> T0;
typedef std::tuple<alloc_first, std::unique_ptr<B>> T1;
T0 t0(2, std::unique_ptr<D>(new D(3)));
alloc_first::allocator_constructed = false;
T1 t1(std::allocator_arg, A1<int>(5), std::move(t0));
assert(alloc_first::allocator_constructed);
assert(std::get<0>(t1) == 2);
assert(std::get<1>(t1)->id_ == 3);
}
}
|
