source: Daodan/MSYS2/mingw32/include/c++/11.2.0/i686-w64-mingw32/bits/c++allocator.h@ 1171

Last change on this file since 1171 was 1166, checked in by rossy, 3 years ago

Daodan: Replace MinGW build env with an up-to-date MSYS2 env

File size: 1.9 KB
Line 
1// Base to std::allocator -*- C++ -*-
2
3// Copyright (C) 2004-2021 Free Software Foundation, Inc.
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// 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.
19
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/>.
24
25/** @file bits/c++allocator.h
26 * This is an internal header file, included by other library headers.
27 * Do not attempt to use it directly. @headername{memory}
28 */
29
30#ifndef _GLIBCXX_CXX_ALLOCATOR_H
31#define _GLIBCXX_CXX_ALLOCATOR_H 1
32
33#include <ext/new_allocator.h>
34
35#if __cplusplus >= 201103L
36namespace std
37{
38 /**
39 * @brief An alias to the base class for std::allocator.
40 *
41 * Used to set the std::allocator base class to
42 * __gnu_cxx::new_allocator.
43 *
44 * @ingroup allocators
45 * @tparam _Tp Type of allocated object.
46 */
47 template<typename _Tp>
48 using __allocator_base = __gnu_cxx::new_allocator<_Tp>;
49}
50#else
51// Define new_allocator as the base class to std::allocator.
52# define __allocator_base __gnu_cxx::new_allocator
53#endif
54
55#if defined(__SANITIZE_ADDRESS__) && !defined(_GLIBCXX_SANITIZE_STD_ALLOCATOR)
56# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1
57#endif
58
59#endif
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