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52066eae | 1 | // { dg-do run { target c++11 } } |
61bf02e0 | 2 | |
818ab71a | 3 | // Copyright (C) 2013-2016 Free Software Foundation, Inc. |
61bf02e0 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 <testsuite_hooks.h> | |
22 | ||
23 | struct X { }; | |
24 | ||
25 | using spcd = std::_Sp_counted_deleter<X*, std::default_delete<X>, | |
26 | std::allocator<void>, std::__default_lock_policy>; | |
27 | ||
28 | namespace std | |
29 | { | |
30 | template<> | |
31 | struct allocator<spcd> | |
32 | { | |
33 | using value_type = spcd; | |
34 | ||
35 | allocator() = default; | |
36 | ||
37 | template<typename U> | |
38 | allocator(const allocator<U>&) { } | |
39 | ||
40 | value_type* allocate(size_t n) | |
41 | { | |
42 | if (n != 1) | |
43 | throw bad_alloc(); | |
44 | allocated = true; | |
45 | return static_cast<value_type*>((void*)(storage)); | |
46 | } | |
47 | ||
48 | void deallocate(value_type* p, size_t n) | |
49 | { | |
fd673f29 | 50 | VERIFY(n == 1 && p == (void*)storage && allocated); |
61bf02e0 JW |
51 | allocated = false; |
52 | } | |
53 | ||
1517bc30 JW |
54 | template<typename _Up, typename... _Args> |
55 | void construct(_Up* __p, _Args&&... __args) | |
56 | { ::new(__p) _Up(std::forward<_Args>(__args)...); } | |
57 | ||
58 | template<typename _Up> | |
59 | void destroy(_Up* __p) | |
60 | { __p->~_Up(); } | |
61 | ||
61bf02e0 JW |
62 | static char storage[sizeof(spcd)]; |
63 | static bool allocated; | |
64 | }; | |
65 | ||
66 | char allocator<spcd>::storage[]; | |
67 | bool allocator<spcd>::allocated = false; | |
68 | } | |
69 | ||
70 | int main() | |
71 | { | |
72 | std::shared_ptr<X> s( std::unique_ptr<X>(new X) ); | |
73 | VERIFY( std::allocator<spcd>::allocated ); | |
74 | s.reset(); | |
75 | VERIFY( !std::allocator<spcd>::allocated ); | |
76 | } |