1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03
10 
11 // <list>
12 
13 // list(list&& c);
14 
15 #include <list>
16 #include <cassert>
17 #include "test_macros.h"
18 #include "MoveOnly.h"
19 #include "test_allocator.h"
20 #include "min_allocator.h"
21 
22 int main(int, char**)
23 {
24     {
25         std::list<MoveOnly, test_allocator<MoveOnly> > l(test_allocator<MoveOnly>(5));
26         std::list<MoveOnly, test_allocator<MoveOnly> > lo(test_allocator<MoveOnly>(5));
27         for (int i = 1; i <= 3; ++i)
28         {
29             l.push_back(i);
30             lo.push_back(i);
31         }
32         std::list<MoveOnly, test_allocator<MoveOnly> >::iterator it = l.begin();
33         std::list<MoveOnly, test_allocator<MoveOnly> > l2 = std::move(l);
34         assert(l2 == lo);
35         assert(l.empty());
36         assert(l2.get_allocator() == lo.get_allocator());
37         assert(it == l2.begin());  // Iterators remain valid
38     }
39     {
40         std::list<MoveOnly, other_allocator<MoveOnly> > l(other_allocator<MoveOnly>(5));
41         std::list<MoveOnly, other_allocator<MoveOnly> > lo(other_allocator<MoveOnly>(5));
42         for (int i = 1; i <= 3; ++i)
43         {
44             l.push_back(i);
45             lo.push_back(i);
46         }
47         std::list<MoveOnly, other_allocator<MoveOnly> >::iterator it = l.begin();
48         std::list<MoveOnly, other_allocator<MoveOnly> > l2 = std::move(l);
49         assert(l2 == lo);
50         assert(l.empty());
51         assert(l2.get_allocator() == lo.get_allocator());
52         assert(it == l2.begin());  // Iterators remain valid
53     }
54     {
55         std::list<MoveOnly, min_allocator<MoveOnly> > l(min_allocator<MoveOnly>{});
56         std::list<MoveOnly, min_allocator<MoveOnly> > lo(min_allocator<MoveOnly>{});
57         for (int i = 1; i <= 3; ++i)
58         {
59             l.push_back(i);
60             lo.push_back(i);
61         }
62         std::list<MoveOnly, min_allocator<MoveOnly> >::iterator it = l.begin();
63         std::list<MoveOnly, min_allocator<MoveOnly> > l2 = std::move(l);
64         assert(l2 == lo);
65         assert(l.empty());
66         assert(l2.get_allocator() == lo.get_allocator());
67         assert(it == l2.begin());  // Iterators remain valid
68     }
69 
70   return 0;
71 }
72