c++allocator.h
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// Base to std::allocator -*- C++ -*-
// Copyright (C) 2004-2024 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.
// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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/** @file bits/c++allocator.h
* This is an internal header file, included by other library headers.
* Do not attempt to use it directly. @headername{memory}
*/
#ifndef _GLIBCXX_CXX_ALLOCATOR_H
#define _GLIBCXX_CXX_ALLOCATOR_H 1
#include <bits/new_allocator.h>
#if __cplusplus >= 201103L
namespace std
{
/**
* @brief An alias to the base class for std::allocator.
*
* Used to set the std::allocator base class to std::__new_allocator.
*
* @ingroup allocators
* @tparam _Tp Type of allocated object.
*/
template<typename _Tp>
using __allocator_base = __new_allocator<_Tp>;
}
#else
// Define __new_allocator as the base class to std::allocator.
# define __allocator_base __new_allocator
#endif
#ifndef _GLIBCXX_SANITIZE_STD_ALLOCATOR
# if defined(__SANITIZE_ADDRESS__)
# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1
# elif defined __has_feature
# if __has_feature(address_sanitizer)
# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1
# endif
# endif
#endif
#endif
std::__allocator_base
__new_allocator< _Tp > __allocator_base
An alias to the base class for std::allocator.
Definition c++allocator.h:47
std
ISO C++ entities toplevel namespace is std.
std::__new_allocator
An allocator that uses global new, as per C++03 [20.4.1].
Definition bits/new_allocator.h:64
new_allocator.h