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52066eae | 1 | // { dg-do run { target c++11 } } |
a58a38b3 | 2 | |
a5544970 | 3 | // Copyright (C) 2011-2019 Free Software Foundation, Inc. |
a58a38b3 JW |
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 | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
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 along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | #include <memory> | |
21 | #include <new> | |
22 | ||
23 | // The behaviour tested here relies on the resolution of LWG issue 2070 | |
24 | ||
25 | template<typename T> struct MyAlloc; | |
26 | ||
27 | class Private | |
28 | { | |
29 | Private() = default; | |
30 | Private(const Private&) = default; | |
31 | ~Private() = default; | |
32 | ||
33 | friend class MyAlloc<Private>; | |
34 | ||
35 | public: | |
36 | int get() const { return 0; } | |
37 | }; | |
38 | ||
39 | template<typename T> | |
d95521b4 | 40 | struct MyAlloc : std::allocator<T> |
a58a38b3 | 41 | { |
d95521b4 JW |
42 | template<typename U> |
43 | struct rebind { typedef MyAlloc<U> other; }; | |
44 | ||
45 | MyAlloc() = default; | |
46 | MyAlloc(const MyAlloc&) = default; | |
47 | ||
48 | template<typename U> | |
49 | MyAlloc(const MyAlloc<U>&) { } | |
50 | ||
a58a38b3 JW |
51 | void construct(T* p) { ::new((void*)p) T(); } |
52 | void destroy(T* p) { p->~T(); } | |
53 | }; | |
54 | ||
55 | int main() | |
56 | { | |
57 | MyAlloc<Private> a; | |
58 | auto p = std::allocate_shared<Private>(a); | |
59 | return p->get(); | |
60 | } |