// RB tree implementation -*- C++ -*-
-// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
-// 2009, 2010, 2011
-// Free Software Foundation, Inc.
+// Copyright (C) 2001-2013 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
/** @file bits/stl_tree.h
* This is an internal header file, included by other library headers.
- * Do not attempt to use it directly. @headername{map or set}
+ * Do not attempt to use it directly. @headername{map,set}
*/
#ifndef _STL_TREE_H
#include <bits/allocator.h>
#include <bits/stl_function.h>
#include <bits/cpp_type_traits.h>
+#if __cplusplus >= 201103L
+#include <bits/alloc_traits.h>
+#endif
namespace std _GLIBCXX_VISIBILITY(default)
{
typedef _Rb_tree_node<_Val>* _Link_type;
_Val _M_value_field;
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename... _Args>
_Rb_tree_node(_Args&&... __args)
: _Rb_tree_node_base(),
_M_put_node(_Link_type __p)
{ _M_impl._Node_allocator::deallocate(__p, 1); }
-#ifndef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus < 201103L
_Link_type
_M_create_node(const value_type& __x)
{
_Link_type __tmp = _M_get_node();
__try
{
- _M_get_Node_allocator().construct(__tmp,
- std::forward<_Args>(__args)...);
+ allocator_traits<_Node_allocator>::
+ construct(_M_get_Node_allocator(), __tmp,
+ std::forward<_Args>(__args)...);
}
__catch(...)
{
_M_node_count(0)
{ _M_initialize(); }
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
_Rb_tree_impl(const _Key_compare& __comp, _Node_allocator&& __a)
: _Node_allocator(std::move(__a)), _M_key_compare(__comp),
_M_header(), _M_node_count(0)
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
private:
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ pair<_Base_ptr, _Base_ptr>
+ _M_get_insert_unique_pos(const key_type& __k);
+
+ pair<_Base_ptr, _Base_ptr>
+ _M_get_insert_equal_pos(const key_type& __k);
+
+ pair<_Base_ptr, _Base_ptr>
+ _M_get_insert_hint_unique_pos(const_iterator __pos,
+ const key_type& __k);
+
+ pair<_Base_ptr, _Base_ptr>
+ _M_get_insert_hint_equal_pos(const_iterator __pos,
+ const key_type& __k);
+
+#if __cplusplus >= 201103L
template<typename _Arg>
iterator
- _M_insert_(_Const_Base_ptr __x, _Const_Base_ptr __y, _Arg&& __v);
+ _M_insert_(_Base_ptr __x, _Base_ptr __y, _Arg&& __v);
+
+ iterator
+ _M_insert_node(_Base_ptr __x, _Base_ptr __y, _Link_type __z);
template<typename _Arg>
iterator
- _M_insert_lower(_Base_ptr __x, _Base_ptr __y, _Arg&& __v);
+ _M_insert_lower(_Base_ptr __y, _Arg&& __v);
template<typename _Arg>
iterator
_M_insert_equal_lower(_Arg&& __x);
+
+ iterator
+ _M_insert_lower_node(_Base_ptr __p, _Link_type __z);
+
+ iterator
+ _M_insert_equal_lower_node(_Link_type __z);
#else
iterator
- _M_insert_(_Const_Base_ptr __x, _Const_Base_ptr __y,
+ _M_insert_(_Base_ptr __x, _Base_ptr __y,
const value_type& __v);
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 233. Insertion hints in associative containers.
iterator
- _M_insert_lower(_Base_ptr __x, _Base_ptr __y, const value_type& __v);
+ _M_insert_lower(_Base_ptr __y, const value_type& __v);
iterator
_M_insert_equal_lower(const value_type& __x);
}
}
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
_Rb_tree(_Rb_tree&& __x);
#endif
swap(_Rb_tree& __t);
// Insert/erase.
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Arg>
pair<iterator, bool>
_M_insert_unique(_Arg&& __x);
template<typename _Arg>
iterator
_M_insert_equal_(const_iterator __position, _Arg&& __x);
+
+ template<typename... _Args>
+ pair<iterator, bool>
+ _M_emplace_unique(_Args&&... __args);
+
+ template<typename... _Args>
+ iterator
+ _M_emplace_equal(_Args&&... __args);
+
+ template<typename... _Args>
+ iterator
+ _M_emplace_hint_unique(const_iterator __pos, _Args&&... __args);
+
+ template<typename... _Args>
+ iterator
+ _M_emplace_hint_equal(const_iterator __pos, _Args&&... __args);
#else
pair<iterator, bool>
_M_insert_unique(const value_type& __x);
_M_erase_aux(const_iterator __first, const_iterator __last);
public:
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 130. Associative erase should return an iterator.
iterator
size_type
erase(const key_type& __x);
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// DR 130. Associative erase should return an iterator.
iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
{ __x.swap(__y); }
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Arg>
#endif
typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_(_Const_Base_ptr __x, _Const_Base_ptr __p, _Arg&& __v)
+#if __cplusplus >= 201103L
+ _M_insert_(_Base_ptr __x, _Base_ptr __p, _Arg&& __v)
#else
- _M_insert_(_Const_Base_ptr __x, _Const_Base_ptr __p, const _Val& __v)
+ _M_insert_(_Base_ptr __x, _Base_ptr __p, const _Val& __v)
#endif
{
bool __insert_left = (__x != 0 || __p == _M_end()
- || _M_impl._M_key_compare(_KeyOfValue()(__v),
+ || _M_impl._M_key_compare(_KeyOfValue()(__v),
_S_key(__p)));
_Link_type __z = _M_create_node(_GLIBCXX_FORWARD(_Arg, __v));
- _Rb_tree_insert_and_rebalance(__insert_left, __z,
- const_cast<_Base_ptr>(__p),
+ _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
this->_M_impl._M_header);
++_M_impl._M_node_count;
return iterator(__z);
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Arg>
#endif
typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_lower(_Base_ptr __x, _Base_ptr __p, _Arg&& __v)
+#if __cplusplus >= 201103L
+ _M_insert_lower(_Base_ptr __p, _Arg&& __v)
#else
- _M_insert_lower(_Base_ptr __x, _Base_ptr __p, const _Val& __v)
+ _M_insert_lower(_Base_ptr __p, const _Val& __v)
#endif
{
- bool __insert_left = (__x != 0 || __p == _M_end()
+ bool __insert_left = (__p == _M_end()
|| !_M_impl._M_key_compare(_S_key(__p),
_KeyOfValue()(__v)));
_Link_type __z = _M_create_node(_GLIBCXX_FORWARD(_Arg, __v));
- _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
+ _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
this->_M_impl._M_header);
++_M_impl._M_node_count;
return iterator(__z);
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Arg>
#endif
typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
_M_insert_equal_lower(_Arg&& __v)
#else
_M_insert_equal_lower(const _Val& __v)
__x = !_M_impl._M_key_compare(_S_key(__x), _KeyOfValue()(__v)) ?
_S_left(__x) : _S_right(__x);
}
- return _M_insert_lower(__x, __y, _GLIBCXX_FORWARD(_Arg, __v));
+ return _M_insert_lower(__y, _GLIBCXX_FORWARD(_Arg, __v));
}
template<typename _Key, typename _Val, typename _KoV,
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- template<typename _Arg>
-#endif
pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
- _Compare, _Alloc>::iterator, bool>
+ _Compare, _Alloc>::_Base_ptr,
+ typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr>
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_unique(_Arg&& __v)
-#else
- _M_insert_unique(const _Val& __v)
-#endif
+ _M_get_insert_unique_pos(const key_type& __k)
{
+ typedef pair<_Base_ptr, _Base_ptr> _Res;
_Link_type __x = _M_begin();
_Link_type __y = _M_end();
bool __comp = true;
while (__x != 0)
{
__y = __x;
- __comp = _M_impl._M_key_compare(_KeyOfValue()(__v), _S_key(__x));
+ __comp = _M_impl._M_key_compare(__k, _S_key(__x));
__x = __comp ? _S_left(__x) : _S_right(__x);
}
iterator __j = iterator(__y);
if (__comp)
{
if (__j == begin())
- return pair<iterator, bool>
- (_M_insert_(__x, __y, _GLIBCXX_FORWARD(_Arg, __v)), true);
+ return _Res(__x, __y);
else
--__j;
}
- if (_M_impl._M_key_compare(_S_key(__j._M_node), _KeyOfValue()(__v)))
- return pair<iterator, bool>
- (_M_insert_(__x, __y, _GLIBCXX_FORWARD(_Arg, __v)), true);
- return pair<iterator, bool>(__j, false);
+ if (_M_impl._M_key_compare(_S_key(__j._M_node), __k))
+ return _Res(__x, __y);
+ return _Res(__j._M_node, 0);
}
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- template<typename _Arg>
-#endif
- typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr,
+ typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr>
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_equal(_Arg&& __v)
-#else
- _M_insert_equal(const _Val& __v)
-#endif
+ _M_get_insert_equal_pos(const key_type& __k)
{
+ typedef pair<_Base_ptr, _Base_ptr> _Res;
_Link_type __x = _M_begin();
_Link_type __y = _M_end();
while (__x != 0)
{
__y = __x;
- __x = _M_impl._M_key_compare(_KeyOfValue()(__v), _S_key(__x)) ?
+ __x = _M_impl._M_key_compare(__k, _S_key(__x)) ?
_S_left(__x) : _S_right(__x);
}
- return _M_insert_(__x, __y, _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(__x, __y);
}
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
+ template<typename _Arg>
+#endif
+ pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::iterator, bool>
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+#if __cplusplus >= 201103L
+ _M_insert_unique(_Arg&& __v)
+#else
+ _M_insert_unique(const _Val& __v)
+#endif
+ {
+ typedef pair<iterator, bool> _Res;
+ pair<_Base_ptr, _Base_ptr> __res
+ = _M_get_insert_unique_pos(_KeyOfValue()(__v));
+
+ if (__res.second)
+ return _Res(_M_insert_(__res.first, __res.second,
+ _GLIBCXX_FORWARD(_Arg, __v)),
+ true);
+
+ return _Res(iterator(static_cast<_Link_type>(__res.first)), false);
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+#if __cplusplus >= 201103L
template<typename _Arg>
#endif
typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_unique_(const_iterator __position, _Arg&& __v)
+#if __cplusplus >= 201103L
+ _M_insert_equal(_Arg&& __v)
#else
- _M_insert_unique_(const_iterator __position, const _Val& __v)
+ _M_insert_equal(const _Val& __v)
#endif
{
+ pair<_Base_ptr, _Base_ptr> __res
+ = _M_get_insert_equal_pos(_KeyOfValue()(__v));
+ return _M_insert_(__res.first, __res.second, _GLIBCXX_FORWARD(_Arg, __v));
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr,
+ typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr>
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_get_insert_hint_unique_pos(const_iterator __position,
+ const key_type& __k)
+ {
+ iterator __pos = __position._M_const_cast();
+ typedef pair<_Base_ptr, _Base_ptr> _Res;
+
// end()
- if (__position._M_node == _M_end())
+ if (__pos._M_node == _M_end())
{
if (size() > 0
- && _M_impl._M_key_compare(_S_key(_M_rightmost()),
- _KeyOfValue()(__v)))
- return _M_insert_(0, _M_rightmost(), _GLIBCXX_FORWARD(_Arg, __v));
+ && _M_impl._M_key_compare(_S_key(_M_rightmost()), __k))
+ return _Res(0, _M_rightmost());
else
- return _M_insert_unique(_GLIBCXX_FORWARD(_Arg, __v)).first;
+ return _M_get_insert_unique_pos(__k);
}
- else if (_M_impl._M_key_compare(_KeyOfValue()(__v),
- _S_key(__position._M_node)))
+ else if (_M_impl._M_key_compare(__k, _S_key(__pos._M_node)))
{
// First, try before...
- const_iterator __before = __position;
- if (__position._M_node == _M_leftmost()) // begin()
- return _M_insert_(_M_leftmost(), _M_leftmost(),
- _GLIBCXX_FORWARD(_Arg, __v));
- else if (_M_impl._M_key_compare(_S_key((--__before)._M_node),
- _KeyOfValue()(__v)))
+ iterator __before = __pos;
+ if (__pos._M_node == _M_leftmost()) // begin()
+ return _Res(_M_leftmost(), _M_leftmost());
+ else if (_M_impl._M_key_compare(_S_key((--__before)._M_node), __k))
{
if (_S_right(__before._M_node) == 0)
- return _M_insert_(0, __before._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(0, __before._M_node);
else
- return _M_insert_(__position._M_node,
- __position._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(__pos._M_node, __pos._M_node);
}
else
- return _M_insert_unique(_GLIBCXX_FORWARD(_Arg, __v)).first;
+ return _M_get_insert_unique_pos(__k);
}
- else if (_M_impl._M_key_compare(_S_key(__position._M_node),
- _KeyOfValue()(__v)))
+ else if (_M_impl._M_key_compare(_S_key(__pos._M_node), __k))
{
// ... then try after.
- const_iterator __after = __position;
- if (__position._M_node == _M_rightmost())
- return _M_insert_(0, _M_rightmost(),
- _GLIBCXX_FORWARD(_Arg, __v));
- else if (_M_impl._M_key_compare(_KeyOfValue()(__v),
- _S_key((++__after)._M_node)))
+ iterator __after = __pos;
+ if (__pos._M_node == _M_rightmost())
+ return _Res(0, _M_rightmost());
+ else if (_M_impl._M_key_compare(__k, _S_key((++__after)._M_node)))
{
- if (_S_right(__position._M_node) == 0)
- return _M_insert_(0, __position._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ if (_S_right(__pos._M_node) == 0)
+ return _Res(0, __pos._M_node);
else
- return _M_insert_(__after._M_node, __after._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(__after._M_node, __after._M_node);
}
else
- return _M_insert_unique(_GLIBCXX_FORWARD(_Arg, __v)).first;
+ return _M_get_insert_unique_pos(__k);
}
else
// Equivalent keys.
- return __position._M_const_cast();
+ return _Res(__pos._M_node, 0);
}
template<typename _Key, typename _Val, typename _KeyOfValue,
typename _Compare, typename _Alloc>
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
+#if __cplusplus >= 201103L
template<typename _Arg>
#endif
typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
-#ifdef __GXX_EXPERIMENTAL_CXX0X__
- _M_insert_equal_(const_iterator __position, _Arg&& __v)
+#if __cplusplus >= 201103L
+ _M_insert_unique_(const_iterator __position, _Arg&& __v)
#else
- _M_insert_equal_(const_iterator __position, const _Val& __v)
+ _M_insert_unique_(const_iterator __position, const _Val& __v)
#endif
{
+ pair<_Base_ptr, _Base_ptr> __res
+ = _M_get_insert_hint_unique_pos(__position, _KeyOfValue()(__v));
+
+ if (__res.second)
+ return _M_insert_(__res.first, __res.second,
+ _GLIBCXX_FORWARD(_Arg, __v));
+ return iterator(static_cast<_Link_type>(__res.first));
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr,
+ typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::_Base_ptr>
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_get_insert_hint_equal_pos(const_iterator __position, const key_type& __k)
+ {
+ iterator __pos = __position._M_const_cast();
+ typedef pair<_Base_ptr, _Base_ptr> _Res;
+
// end()
- if (__position._M_node == _M_end())
+ if (__pos._M_node == _M_end())
{
if (size() > 0
- && !_M_impl._M_key_compare(_KeyOfValue()(__v),
- _S_key(_M_rightmost())))
- return _M_insert_(0, _M_rightmost(),
- _GLIBCXX_FORWARD(_Arg, __v));
+ && !_M_impl._M_key_compare(__k, _S_key(_M_rightmost())))
+ return _Res(0, _M_rightmost());
else
- return _M_insert_equal(_GLIBCXX_FORWARD(_Arg, __v));
+ return _M_get_insert_equal_pos(__k);
}
- else if (!_M_impl._M_key_compare(_S_key(__position._M_node),
- _KeyOfValue()(__v)))
+ else if (!_M_impl._M_key_compare(_S_key(__pos._M_node), __k))
{
// First, try before...
- const_iterator __before = __position;
- if (__position._M_node == _M_leftmost()) // begin()
- return _M_insert_(_M_leftmost(), _M_leftmost(),
- _GLIBCXX_FORWARD(_Arg, __v));
- else if (!_M_impl._M_key_compare(_KeyOfValue()(__v),
- _S_key((--__before)._M_node)))
+ iterator __before = __pos;
+ if (__pos._M_node == _M_leftmost()) // begin()
+ return _Res(_M_leftmost(), _M_leftmost());
+ else if (!_M_impl._M_key_compare(__k, _S_key((--__before)._M_node)))
{
if (_S_right(__before._M_node) == 0)
- return _M_insert_(0, __before._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(0, __before._M_node);
else
- return _M_insert_(__position._M_node,
- __position._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(__pos._M_node, __pos._M_node);
}
else
- return _M_insert_equal(_GLIBCXX_FORWARD(_Arg, __v));
+ return _M_get_insert_equal_pos(__k);
}
else
{
// ... then try after.
- const_iterator __after = __position;
- if (__position._M_node == _M_rightmost())
- return _M_insert_(0, _M_rightmost(),
- _GLIBCXX_FORWARD(_Arg, __v));
- else if (!_M_impl._M_key_compare(_S_key((++__after)._M_node),
- _KeyOfValue()(__v)))
+ iterator __after = __pos;
+ if (__pos._M_node == _M_rightmost())
+ return _Res(0, _M_rightmost());
+ else if (!_M_impl._M_key_compare(_S_key((++__after)._M_node), __k))
{
- if (_S_right(__position._M_node) == 0)
- return _M_insert_(0, __position._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ if (_S_right(__pos._M_node) == 0)
+ return _Res(0, __pos._M_node);
else
- return _M_insert_(__after._M_node, __after._M_node,
- _GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(__after._M_node, __after._M_node);
}
else
- return _M_insert_equal_lower(_GLIBCXX_FORWARD(_Arg, __v));
+ return _Res(0, 0);
}
}
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+#if __cplusplus >= 201103L
+ template<typename _Arg>
+#endif
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+#if __cplusplus >= 201103L
+ _M_insert_equal_(const_iterator __position, _Arg&& __v)
+#else
+ _M_insert_equal_(const_iterator __position, const _Val& __v)
+#endif
+ {
+ pair<_Base_ptr, _Base_ptr> __res
+ = _M_get_insert_hint_equal_pos(__position, _KeyOfValue()(__v));
+
+ if (__res.second)
+ return _M_insert_(__res.first, __res.second,
+ _GLIBCXX_FORWARD(_Arg, __v));
+
+ return _M_insert_equal_lower(_GLIBCXX_FORWARD(_Arg, __v));
+ }
+
+#if __cplusplus >= 201103L
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_insert_node(_Base_ptr __x, _Base_ptr __p, _Link_type __z)
+ {
+ bool __insert_left = (__x != 0 || __p == _M_end()
+ || _M_impl._M_key_compare(_S_key(__z),
+ _S_key(__p)));
+
+ _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
+ this->_M_impl._M_header);
+ ++_M_impl._M_node_count;
+ return iterator(__z);
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_insert_lower_node(_Base_ptr __p, _Link_type __z)
+ {
+ bool __insert_left = (__p == _M_end()
+ || !_M_impl._M_key_compare(_S_key(__p),
+ _S_key(__z)));
+
+ _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
+ this->_M_impl._M_header);
+ ++_M_impl._M_node_count;
+ return iterator(__z);
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_insert_equal_lower_node(_Link_type __z)
+ {
+ _Link_type __x = _M_begin();
+ _Link_type __y = _M_end();
+ while (__x != 0)
+ {
+ __y = __x;
+ __x = !_M_impl._M_key_compare(_S_key(__x), _S_key(__z)) ?
+ _S_left(__x) : _S_right(__x);
+ }
+ return _M_insert_lower_node(__y, __z);
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ template<typename... _Args>
+ pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
+ _Compare, _Alloc>::iterator, bool>
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_emplace_unique(_Args&&... __args)
+ {
+ _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);
+
+ __try
+ {
+ typedef pair<iterator, bool> _Res;
+ auto __res = _M_get_insert_unique_pos(_S_key(__z));
+ if (__res.second)
+ return _Res(_M_insert_node(__res.first, __res.second, __z), true);
+
+ _M_destroy_node(__z);
+ return _Res(iterator(static_cast<_Link_type>(__res.first)), false);
+ }
+ __catch(...)
+ {
+ _M_destroy_node(__z);
+ __throw_exception_again;
+ }
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ template<typename... _Args>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_emplace_equal(_Args&&... __args)
+ {
+ _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);
+
+ __try
+ {
+ auto __res = _M_get_insert_equal_pos(_S_key(__z));
+ return _M_insert_node(__res.first, __res.second, __z);
+ }
+ __catch(...)
+ {
+ _M_destroy_node(__z);
+ __throw_exception_again;
+ }
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ template<typename... _Args>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_emplace_hint_unique(const_iterator __pos, _Args&&... __args)
+ {
+ _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);
+
+ __try
+ {
+ auto __res = _M_get_insert_hint_unique_pos(__pos, _S_key(__z));
+
+ if (__res.second)
+ return _M_insert_node(__res.first, __res.second, __z);
+
+ _M_destroy_node(__z);
+ return iterator(static_cast<_Link_type>(__res.first));
+ }
+ __catch(...)
+ {
+ _M_destroy_node(__z);
+ __throw_exception_again;
+ }
+ }
+
+ template<typename _Key, typename _Val, typename _KeyOfValue,
+ typename _Compare, typename _Alloc>
+ template<typename... _Args>
+ typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
+ _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
+ _M_emplace_hint_equal(const_iterator __pos, _Args&&... __args)
+ {
+ _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);
+
+ __try
+ {
+ auto __res = _M_get_insert_hint_equal_pos(__pos, _S_key(__z));
+
+ if (__res.second)
+ return _M_insert_node(__res.first, __res.second, __z);
+
+ return _M_insert_equal_lower_node(__z);
+ }
+ __catch(...)
+ {
+ _M_destroy_node(__z);
+ __throw_exception_again;
+ }
+ }
+#endif
+
template<typename _Key, typename _Val, typename _KoV,
typename _Cmp, typename _Alloc>
template<class _II>
projects / platform / upstream / gcc48.git / blobdiff