3 // Copyright (C) 2005-2018 Free Software Foundation, Inc.
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 terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
31 // of the above authors, nor IBM Haifa Research Laboratories, make any
32 // representation about the suitability of this software for any
33 // purpose. It is provided "as is" without express or implied
37 * @file cc_hash_table_map_/cond_key_dtor_entry_dealtor.hpp
38 * Contains a conditional key destructor, used for exception handling.
45 /// Conditional dey destructor, cc_hash.
46 template<typename HT_Map
>
50 typedef typename
HT_Map::entry entry
;
51 typedef typename
HT_Map::entry_allocator entry_allocator
;
52 typedef typename
HT_Map::key_type key_type
;
54 cond_dealtor(entry_allocator
* p_a
, entry
* p_e
)
55 : m_p_a(p_a
), m_p_e(p_e
), m_key_destruct(false),
56 m_no_action_destructor(false)
64 { m_key_destruct
= true; }
67 set_no_action_destructor()
68 { m_no_action_destructor
= true; }
71 entry_allocator
* const m_p_a
;
75 bool m_no_action_destructor
;
78 template<typename HT_Map
>
80 cond_dealtor
<HT_Map
>::
83 if (m_no_action_destructor
)
86 m_p_e
->m_value
.first
.~key_type();
87 m_p_a
->deallocate(m_p_e
, 1);
90 } // namespace __gnu_pbds