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66 lines
2.1 KiB
66 lines
2.1 KiB
3 years ago
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// Base to std::allocator -*- C++ -*-
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// Copyright (C) 2004-2021 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file bits/c++allocator.h
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* This is an internal header file, included by other library headers.
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* Do not attempt to use it directly. @headername{memory}
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*/
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#ifndef _GLIBCXX_CXX_ALLOCATOR_H
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#define _GLIBCXX_CXX_ALLOCATOR_H 1
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#include <ext/new_allocator.h>
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#if __cplusplus >= 201103L
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namespace std
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{
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/**
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* @brief An alias to the base class for std::allocator.
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*
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* Used to set the std::allocator base class to
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* __gnu_cxx::new_allocator.
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*
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* @ingroup allocators
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* @tparam _Tp Type of allocated object.
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*/
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template<typename _Tp>
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using __allocator_base = __gnu_cxx::new_allocator<_Tp>;
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}
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#else
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// Define new_allocator as the base class to std::allocator.
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# define __allocator_base __gnu_cxx::new_allocator
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#endif
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#ifndef _GLIBCXX_SANITIZE_STD_ALLOCATOR
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# if defined(__SANITIZE_ADDRESS__)
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# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1
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# elif defined __has_feature
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# if __has_feature(address_sanitizer)
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# define _GLIBCXX_SANITIZE_STD_ALLOCATOR 1
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# endif
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# endif
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#endif
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#endif
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