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1 | // Copyright (C) 2017-2024 Free Software Foundation, Inc. | |
2 | // | |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18 | // { dg-do compile { target c++11 } } | |
19 | ||
20 | #include <memory> | |
21 | ||
22 | template<typename T, typename D, typename P, typename E> | |
23 | constexpr bool check() | |
24 | { return std::is_constructible<std::unique_ptr<T, D>, P, E>::value; } | |
25 | ||
26 | struct Del { void operator()(void*) const { } }; | |
27 | ||
28 | static_assert( ! check<int, Del&, int*, Del>(), "" ); | |
29 | static_assert( check<int, Del&, int*, Del&>(), "" ); | |
30 | static_assert( check<int, const Del&, int*, Del&>(), "" ); | |
31 | static_assert( ! check<int, Del&, int*, const Del&>(), "" ); | |
32 | static_assert( check<int, Del, int*, const Del&>(), "" ); | |
33 | static_assert( check<int, Del, int*, Del>(), "" ); | |
34 | ||
35 | static_assert( ! check<int[], Del&, int*, Del>(), "" ); | |
36 | static_assert( check<int[], Del&, int*, Del&>(), "" ); | |
37 | static_assert( check<int[], const Del&, int*, Del&>(), "" ); | |
38 | static_assert( ! check<int[], Del&, int*, const Del&>(), "" ); | |
39 | static_assert( check<int[], Del, int*, const Del&>(), "" ); | |
40 | static_assert( check<int[], Del, int*, Del>(), "" ); | |
41 | ||
42 | struct DelNoCopy { | |
43 | DelNoCopy() = default; | |
44 | DelNoCopy(const DelNoCopy&) = delete; | |
45 | DelNoCopy(DelNoCopy&&) = default; | |
46 | void operator()(void*) const { } | |
47 | }; | |
48 | ||
49 | static_assert( ! check<int, DelNoCopy&, int*, DelNoCopy>(), "" ); | |
50 | static_assert( check<int, DelNoCopy&, int*, DelNoCopy&>(), "" ); | |
51 | static_assert( check<int, const DelNoCopy&, int*, DelNoCopy&>(), "" ); | |
52 | static_assert( ! check<int, DelNoCopy&, int*, const DelNoCopy&>(), "" ); | |
53 | static_assert( ! check<int, DelNoCopy, int*, const DelNoCopy&>(), "" ); | |
54 | static_assert( check<int, DelNoCopy, int*, DelNoCopy>(), "" ); | |
55 | ||
56 | static_assert( ! check<int[], DelNoCopy&, int*, DelNoCopy>(), "" ); | |
57 | static_assert( check<int[], DelNoCopy&, int*, DelNoCopy&>(), "" ); | |
58 | static_assert( check<int[], const DelNoCopy&, int*, DelNoCopy&>(), "" ); | |
59 | static_assert( ! check<int[], DelNoCopy&, int*, const DelNoCopy&>(), "" ); | |
60 | static_assert( ! check<int[], DelNoCopy, int*, const DelNoCopy&>(), "" ); | |
61 | static_assert( check<int[], DelNoCopy, int*, DelNoCopy>(), "" ); | |
62 | ||
63 | struct Base { virtual ~Base() { } }; | |
64 | struct Derived : Base { }; | |
65 | ||
66 | static_assert( ! check<Base[], Del&, Base*, Del>(), "" ); | |
67 | static_assert( check<Base[], Del&, Base*, Del&>(), "" ); | |
68 | static_assert( check<Base[], const Del&, Base*, Del&>(), "" ); | |
69 | static_assert( ! check<Base[], Del&, Base*, const Del&>(), "" ); | |
70 | static_assert( check<Base[], Del, Base*, const Del&>(), "" ); | |
71 | static_assert( check<Base[], Del, Base*, Del>(), "" ); | |
72 | ||
73 | static_assert( ! check<Base[], Del&, Derived*, Del>(), "" ); | |
74 | static_assert( ! check<Base[], Del&, Derived*, Del&>(), "" ); | |
75 | static_assert( ! check<Base[], const Del&, Derived*, Del&>(), "" ); | |
76 | static_assert( ! check<Base[], Del&, Derived*, const Del&>(), "" ); | |
77 | static_assert( ! check<Base[], Del, Derived*, const Del&>(), "" ); | |
78 | static_assert( ! check<Base[], Del, Derived*, Del>(), "" ); |