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52066eae | 1 | // { dg-do compile { target c++11 } } |
ca0f8fd1 | 2 | |
7adcbafe | 3 | // Copyright (C) 2008-2022 Free Software Foundation, Inc. |
ca0f8fd1 PC |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
ca0f8fd1 PC |
9 | // any later version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License | |
748086b7 JJ |
17 | // along with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
ca0f8fd1 PC |
19 | |
20 | #include <memory> | |
21 | ||
22 | struct base { virtual ~base() {} }; | |
23 | struct derived : base {}; | |
24 | ||
25 | void | |
26 | test01() | |
27 | { | |
28 | std::unique_ptr<derived> p1(new derived); | |
29 | std::unique_ptr<derived> p2(new derived); | |
30 | // p2 = p1; // should not compile | |
31 | p2 = std::move(p1); | |
32 | std::unique_ptr<base> p3(new base); | |
33 | // p3 = p2; // should not compile | |
34 | p3 = std::move(p2); | |
35 | } | |
36 | ||
37 | void | |
38 | test02() | |
39 | { | |
40 | std::unique_ptr<int[]> p1(new int(420)); | |
9a71b305 | 41 | std::unique_ptr<int[]> p2 = p1; // { dg-error "deleted" } |
ca0f8fd1 PC |
42 | } |
43 | ||
44 | void | |
45 | test03() | |
46 | { | |
9a71b305 JM |
47 | std::unique_ptr<int[2]> p1(new int[3]); // { dg-error "no match" } |
48 | std::unique_ptr<int[2]> p2 = p1; // { dg-error "deleted" } | |
ca0f8fd1 | 49 | } |
0d5f7a16 | 50 | |
74cf9664 JW |
51 | struct base_pointer { operator base*() const { return nullptr; } }; |
52 | ||
53 | template<typename T> | |
54 | struct deleter | |
55 | { | |
56 | deleter() = default; | |
57 | template<typename U> | |
58 | deleter(const deleter<U>) { } | |
59 | typedef T pointer; | |
60 | void operator()(T) const { } | |
61 | }; | |
62 | ||
63 | void | |
64 | test04() | |
65 | { | |
66 | // Disallow conversions from incompatible deleter | |
67 | std::unique_ptr<derived[], deleter<base_pointer>> p; | |
68 | std::unique_ptr<base[], deleter<base*>> upA; | |
69 | upA = std::move(p); // { dg-error "no match" } | |
70 | } | |
71 | ||
9a71b305 | 72 | // { dg-prune-output "include" } |