include/__memory/allocator_destructor.h

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef _LIBCPP___MEMORY_ALLOCATOR_DESTRUCTOR_H
#define _LIBCPP___MEMORY_ALLOCATOR_DESTRUCTOR_H

#include <__config>
#include <__memory/allocator_traits.h>

#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#  pragma GCC system_header
#endif

_LIBCPP_BEGIN_NAMESPACE_STD

template <class _Alloc>
class __allocator_destructor
{
    typedef _LIBCPP_NODEBUG allocator_traits<_Alloc> __alloc_traits;
public:
    typedef _LIBCPP_NODEBUG typename __alloc_traits::pointer pointer;
    typedef _LIBCPP_NODEBUG typename __alloc_traits::size_type size_type;
private:
    _Alloc& __alloc_;
    size_type __s_;
public:
    _LIBCPP_INLINE_VISIBILITY __allocator_destructor(_Alloc& __a, size_type __s)
             _NOEXCEPT
        : __alloc_(__a), __s_(__s) {}
    _LIBCPP_INLINE_VISIBILITY
    void operator()(pointer __p) _NOEXCEPT
        {__alloc_traits::deallocate(__alloc_, __p, __s_);}
};

_LIBCPP_END_NAMESPACE_STD

#endif // _LIBCPP___MEMORY_ALLOCATOR_DESTRUCTOR_H