// Internal policy header for unordered_set and unordered_map -*- C++ -*-
-// Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+// Copyright (C) 2010, 2011, 2012 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
// Helper class using EBO when it is not forbidden, type is not final,
// and when it worth it, type is empty.
- template<int _N, typename _Tp,
+ template<int _Nm, typename _Tp,
bool __use_ebo = !__is_final(_Tp) && __is_empty(_Tp)>
- struct _Ebo_helper;
+ struct _Hashtable_ebo_helper;
- // Specialization using EBO
- template<int _N, typename _Tp>
- struct _Ebo_helper<_N, _Tp, true> : _Tp
+ // Specialization using EBO.
+ template<int _Nm, typename _Tp>
+ struct _Hashtable_ebo_helper<_Nm, _Tp, true> : private _Tp
{
- _Ebo_helper() = default;
- _Ebo_helper(const _Tp& __tp) : _Tp(__tp)
+ _Hashtable_ebo_helper() = default;
+ _Hashtable_ebo_helper(const _Tp& __tp) : _Tp(__tp)
{ }
static const _Tp&
- _S_cget(const _Ebo_helper<_N, _Tp, true>& __eboh)
+ _S_cget(const _Hashtable_ebo_helper& __eboh)
{ return static_cast<const _Tp&>(__eboh); }
static _Tp&
- _S_get(_Ebo_helper<_N, _Tp, true>& __eboh)
+ _S_get(_Hashtable_ebo_helper& __eboh)
{ return static_cast<_Tp&>(__eboh); }
};
- // Specialization not using EBO
- template<int _N, typename _Tp>
- struct _Ebo_helper<_N, _Tp, false>
+ // Specialization not using EBO.
+ template<int _Nm, typename _Tp>
+ struct _Hashtable_ebo_helper<_Nm, _Tp, false>
{
- _Ebo_helper() = default;
- _Ebo_helper(const _Tp& __tp) : m_tp(__tp)
+ _Hashtable_ebo_helper() = default;
+ _Hashtable_ebo_helper(const _Tp& __tp) : _M_tp(__tp)
{ }
static const _Tp&
- _S_cget(const _Ebo_helper<_N, _Tp, false>& __eboh)
- { return __eboh.m_tp; }
+ _S_cget(const _Hashtable_ebo_helper& __eboh)
+ { return __eboh._M_tp; }
static _Tp&
- _S_get(_Ebo_helper<_N, _Tp, false>& __eboh)
- { return __eboh.m_tp; }
+ _S_get(_Hashtable_ebo_helper& __eboh)
+ { return __eboh._M_tp; }
private:
- _Tp m_tp;
+ _Tp _M_tp;
};
// Class template _Hash_code_base. Encapsulates two policy issues that
template<typename _Key, typename _Value, typename _ExtractKey,
typename _H1, typename _H2, typename _Hash>
struct _Hash_code_base<_Key, _Value, _ExtractKey, _H1, _H2, _Hash, false>
- : _Ebo_helper<0, _ExtractKey>, _Ebo_helper<1, _Hash>
+ : private _Hashtable_ebo_helper<0, _ExtractKey>,
+ private _Hashtable_ebo_helper<1, _Hash>
{
private:
- typedef _Ebo_helper<0, _ExtractKey> _EboExtractKey;
- typedef _Ebo_helper<1, _Hash> _EboHash;
+ typedef _Hashtable_ebo_helper<0, _ExtractKey> _EboExtractKey;
+ typedef _Hashtable_ebo_helper<1, _Hash> _EboHash;
+
protected:
// We need the default constructor for the local iterators.
_Hash_code_base() = default;
typename _H1, typename _H2>
struct _Hash_code_base<_Key, _Value, _ExtractKey, _H1, _H2,
_Default_ranged_hash, false>
- : _Ebo_helper<0, _ExtractKey>, _Ebo_helper<1, _H1>, _Ebo_helper<2, _H2>
+ : private _Hashtable_ebo_helper<0, _ExtractKey>,
+ private _Hashtable_ebo_helper<1, _H1>,
+ private _Hashtable_ebo_helper<2, _H2>
{
private:
- typedef _Ebo_helper<0, _ExtractKey> _EboExtractKey;
- typedef _Ebo_helper<1, _H1> _EboH1;
- typedef _Ebo_helper<2, _H2> _EboH2;
+ typedef _Hashtable_ebo_helper<0, _ExtractKey> _EboExtractKey;
+ typedef _Hashtable_ebo_helper<1, _H1> _EboH1;
+ typedef _Hashtable_ebo_helper<2, _H2> _EboH2;
public:
typedef _H1 hasher;
typename _H1, typename _H2>
struct _Hash_code_base<_Key, _Value, _ExtractKey, _H1, _H2,
_Default_ranged_hash, true>
- : _Ebo_helper<0, _ExtractKey>, _Ebo_helper<1, _H1>, _Ebo_helper<2, _H2>
+ : private _Hashtable_ebo_helper<0, _ExtractKey>,
+ private _Hashtable_ebo_helper<1, _H1>,
+ private _Hashtable_ebo_helper<2, _H2>
{
private:
- typedef _Ebo_helper<0, _ExtractKey> _EboExtractKey;
- typedef _Ebo_helper<1, _H1> _EboH1;
- typedef _Ebo_helper<2, _H2> _EboH2;
+ typedef _Hashtable_ebo_helper<0, _ExtractKey> _EboExtractKey;
+ typedef _Hashtable_ebo_helper<1, _H1> _EboH1;
+ typedef _Hashtable_ebo_helper<2, _H2> _EboH2;
public:
typedef _H1 hasher;
typename _H1, typename _H2, typename _Hash,
bool __cache_hash_code>
struct _Hashtable_base
- : _Hash_code_base<_Key, _Value, _ExtractKey, _H1, _H2, _Hash,
- __cache_hash_code>,
- _Ebo_helper<0, _Equal>
+ : public _Hash_code_base<_Key, _Value, _ExtractKey, _H1, _H2, _Hash,
+ __cache_hash_code>,
+ private _Hashtable_ebo_helper<0, _Equal>
{
private:
- typedef _Ebo_helper<0, _Equal> _EboEqual;
+ typedef _Hashtable_ebo_helper<0, _Equal> _EboEqual;
protected:
typedef _Hash_code_base<_Key, _Value, _ExtractKey,
typedef _Equal_helper<_Key, _Value, _ExtractKey,
_Equal, _Hash_code_type,
__cache_hash_code> _EqualHelper;
- return _EqualHelper::_S_equals(_M_eq(), this->_M_extract(), __k, __c, __n);
+ return _EqualHelper::_S_equals(_M_eq(), this->_M_extract(),
+ __k, __c, __n);
}
void
typename _H1, typename _H2, typename _Hash>
struct _Local_iterator_base<_Key, _Value, _ExtractKey,
_H1, _H2, _Hash, true>
- : _H2
+ : private _H2
{
_Local_iterator_base() = default;
_Local_iterator_base(_Hash_node<_Value, true>* __p,
typename _H1, typename _H2, typename _Hash>
struct _Local_iterator_base<_Key, _Value, _ExtractKey,
_H1, _H2, _Hash, false>
- : _Hash_code_base<_Key, _Value, _ExtractKey,
- _H1, _H2, _Hash, false>
+ : private _Hash_code_base<_Key, _Value, _ExtractKey,
+ _H1, _H2, _Hash, false>
{
_Local_iterator_base() = default;
_Local_iterator_base(_Hash_node<_Value, false>* __p,