gcc/libstdc++-v3/include/bits/vector.tcc
Mark Mitchell 8fbc5ae723 cp-tree.h (lang_type_class): Remove is_partial_instantiation.
* cp-tree.h (lang_type_class): Remove is_partial_instantiation.
	(PARTIAL_INSTANTIATION_P): Remove.
	(IMPLICIT_TYPENAME_P): Likewise.
	(IMPLICIT_TYPENAME_TYPE_DECL_P): Likewise.
	(build_typename_type): Remove declaration.
	(parmlist_is_exprlist): Likewise.
	* decl.c (build_typename_type): Make it static, remove third
	parameter.
	(push_class_binding): Don't do implicit typename stuff.
	(make_typename_type): Likewise.
	(lookup_name_real): Likewise.
	(grokdeclarator): Don't try to convert declarations into
	initializations.  Don't do implicit typename stuff.
	(parmlist_is_exprlist): Remove.
	(xref_basetypes): Simplify.
	* decl2.c (grokfield): Don't try to convert declarations into
	initializations.
	(build_anon_union_vars): Do this while processing templates, too.
	(finish_anon_union): Likewise.
	* error.c (dump_type): Remove implicit typename handling.
	* parser.c (cp_parser_diagnose_invalid_type_name): New method.
	(cp_parser_primary_expression): Correct handling of names not
	found by unqualified name lookup in templates.
	(cp_parser_nested_name_specifier_opt): Avoid checking dependency
	of types when possible.
	(cp_parser_simple_declaration): Complain intelligently about some
	invalid declarations.
	(cp_parser_member_declaration): Likewise.
	(cp_parser_constructor_declarator_p): Don't check when we're in a
	function scope.
	* pt.c (instantiate_class_template): Remove
	PARTIAL_INSTANTIATION_P gunk.
	* search.c (lookup_field_r): Don't build implicit typenames.
	(marked_pushdecls_p): Don't enter dependent base types.
	(unmarked_pushdecls_p): Likewise.
	* semantics.c (begin_class_definition): Remove implicit typename
	stuff.

	* config/locale/gnu/messages_members.h: Use this-> to refer to
	unqualified members of base clasess.
	* config/locale/ieee_1003.1-2001/codecvt_specializations.h: Likewise.
	* include/bits/codecvt.h: Likewise.
	* include/bits/deque.tcc: Likewise.
	* include/bits/fstream.tcc: Likewise.
	* include/bits/istream.tcc: Likewise.
	* include/bits/list.tcc: Likewise.
	* include/bits/locale_facets.h: Likewise.
	* include/bits/ostream.tcc: Likewise.
	* include/bits/sstream.tcc: Likewise.
	* include/bits/stl_bvector.h: Likewise.
	* include/bits/stl_deque.h: Likewise.
	* include/bits/stl_list.h: Likewise.
	* include/bits/stl_tree.h: Likewise.
	* include/bits/stl_vector.h: Likewise.
	* include/bits/vector.tcc: Likewise.
	* include/ext/ropeimpl.h: Likewise.
	* include/ext/stdio_filebuf.h: Likewise.
	* include/ext/stl_rope.h: Likewise.
	* include/std/std_fstream.h: Likewise.
	* include/std/std_sstream.h: Likewise.

Co-Authored-By: Jeffrey Oldham <oldham@codesourcery.com>

From-SVN: r61403
2003-01-16 20:30:50 +00:00

458 lines
15 KiB
C++

// Vector implementation (out of line) -*- C++ -*-
// Copyright (C) 2001, 2002, 2003 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 2, 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.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
/*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
* Copyright (c) 1996
* Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*/
/** @file vector.tcc
* This is an internal header file, included by other library headers.
* You should not attempt to use it directly.
*/
#ifndef __GLIBCPP_INTERNAL_VECTOR_TCC
#define __GLIBCPP_INTERNAL_VECTOR_TCC
namespace std
{
template<typename _Tp, typename _Alloc>
void
vector<_Tp,_Alloc>::
reserve(size_type __n)
{
if (__n > this->max_size())
__throw_length_error("vector::reserve");
if (this->capacity() < __n)
{
const size_type __old_size = size();
pointer __tmp = _M_allocate_and_copy(__n,
this->_M_start,
this->_M_finish);
_Destroy(this->_M_start, this->_M_finish);
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __tmp;
this->_M_finish = __tmp + __old_size;
this->_M_end_of_storage = this->_M_start + __n;
}
}
template<typename _Tp, typename _Alloc>
typename vector<_Tp,_Alloc>::iterator
vector<_Tp,_Alloc>::
insert(iterator __position, const value_type& __x)
{
size_type __n = __position - begin();
if (this->_M_finish != this->_M_end_of_storage && __position == end())
{
_Construct(this->_M_finish, __x);
++this->_M_finish;
}
else
_M_insert_aux(__position, __x);
return begin() + __n;
}
template<typename _Tp, typename _Alloc>
typename vector<_Tp,_Alloc>::iterator
vector<_Tp,_Alloc>::
erase(iterator __position)
{
if (__position + 1 != end())
copy(__position + 1, end(), __position);
--this->_M_finish;
_Destroy(this->_M_finish);
return __position;
}
template<typename _Tp, typename _Alloc>
typename vector<_Tp,_Alloc>::iterator
vector<_Tp,_Alloc>::
erase(iterator __first, iterator __last)
{
iterator __i(copy(__last, end(), __first));
_Destroy(__i, end());
this->_M_finish = this->_M_finish - (__last - __first);
return __first;
}
template<typename _Tp, typename _Alloc>
vector<_Tp,_Alloc>&
vector<_Tp,_Alloc>::
operator=(const vector<_Tp,_Alloc>& __x)
{
if (&__x != this)
{
const size_type __xlen = __x.size();
if (__xlen > capacity())
{
pointer __tmp = _M_allocate_and_copy(__xlen, __x.begin(), __x.end());
_Destroy(this->_M_start, this->_M_finish);
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __tmp;
this->_M_end_of_storage = this->_M_start + __xlen;
}
else if (size() >= __xlen)
{
iterator __i(copy(__x.begin(), __x.end(), begin()));
_Destroy(__i, end());
}
else
{
copy(__x.begin(), __x.begin() + size(), this->_M_start);
uninitialized_copy(__x.begin() + size(), __x.end(), this->_M_finish);
}
this->_M_finish = this->_M_start + __xlen;
}
return *this;
}
template<typename _Tp, typename _Alloc>
void
vector<_Tp,_Alloc>::
_M_fill_assign(size_t __n, const value_type& __val)
{
if (__n > capacity())
{
vector __tmp(__n, __val, get_allocator());
__tmp.swap(*this);
}
else if (__n > size())
{
fill(begin(), end(), __val);
this->_M_finish
= uninitialized_fill_n(this->_M_finish, __n - size(), __val);
}
else
erase(fill_n(begin(), __n, __val), end());
}
template<typename _Tp, typename _Alloc> template<typename _InputIter>
void
vector<_Tp,_Alloc>::
_M_assign_aux(_InputIter __first, _InputIter __last, input_iterator_tag)
{
iterator __cur(begin());
for ( ; __first != __last && __cur != end(); ++__cur, ++__first)
*__cur = *__first;
if (__first == __last)
erase(__cur, end());
else
insert(end(), __first, __last);
}
template<typename _Tp, typename _Alloc> template<typename _ForwardIter>
void
vector<_Tp,_Alloc>::
_M_assign_aux(_ForwardIter __first, _ForwardIter __last,
forward_iterator_tag)
{
size_type __len = std::distance(__first, __last);
if (__len > capacity())
{
pointer __tmp(_M_allocate_and_copy(__len, __first, __last));
_Destroy(this->_M_start, this->_M_finish);
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __tmp;
this->_M_end_of_storage = this->_M_finish = this->_M_start + __len;
}
else if (size() >= __len)
{
iterator __new_finish(copy(__first, __last, this->_M_start));
_Destroy(__new_finish, end());
this->_M_finish = __new_finish.base();
}
else
{
_ForwardIter __mid = __first;
advance(__mid, size());
copy(__first, __mid, this->_M_start);
this->_M_finish = uninitialized_copy(__mid, __last, this->_M_finish);
}
}
template<typename _Tp, typename _Alloc>
void
vector<_Tp,_Alloc>::
_M_insert_aux(iterator __position, const _Tp& __x)
{
if (this->_M_finish != this->_M_end_of_storage)
{
_Construct(this->_M_finish, *(this->_M_finish - 1));
++this->_M_finish;
_Tp __x_copy = __x;
copy_backward(__position,
iterator(this->_M_finish-2),
iterator(this->_M_finish-1));
*__position = __x_copy;
}
else
{
const size_type __old_size = size();
const size_type __len = __old_size != 0 ? 2 * __old_size : 1;
iterator __new_start(_M_allocate(__len));
iterator __new_finish(__new_start);
try
{
__new_finish = uninitialized_copy(iterator(this->_M_start),
__position,
__new_start);
_Construct(__new_finish.base(), __x);
++__new_finish;
__new_finish = uninitialized_copy(__position,
iterator(this->_M_finish),
__new_finish);
}
catch(...)
{
_Destroy(__new_start,__new_finish);
_M_deallocate(__new_start.base(),__len);
__throw_exception_again;
}
_Destroy(begin(), end());
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __new_start.base();
this->_M_finish = __new_finish.base();
this->_M_end_of_storage = __new_start.base() + __len;
}
}
#ifdef _GLIBCPP_DEPRECATED
template<typename _Tp, typename _Alloc>
void
vector<_Tp,_Alloc>::
_M_insert_aux(iterator __position)
{
if (_M_finish != _M_end_of_storage)
{
_Construct(_M_finish, *(_M_finish - 1));
++_M_finish;
copy_backward(__position, iterator(_M_finish - 2),
iterator(_M_finish - 1));
*__position = value_type();
}
else
{
const size_type __old_size = size();
const size_type __len = __old_size != 0 ? 2 * __old_size : 1;
pointer __new_start = _M_allocate(__len);
pointer __new_finish = __new_start;
try
{
__new_finish = uninitialized_copy(iterator(_M_start), __position,
__new_start);
_Construct(__new_finish);
++__new_finish;
__new_finish = uninitialized_copy(__position, iterator(_M_finish),
__new_finish);
}
catch(...)
{
_Destroy(__new_start,__new_finish);
_M_deallocate(__new_start,__len);
__throw_exception_again;
}
_Destroy(begin(), end());
_M_deallocate(_M_start, _M_end_of_storage - _M_start);
_M_start = __new_start;
_M_finish = __new_finish;
_M_end_of_storage = __new_start + __len;
}
}
#endif
template<typename _Tp, typename _Alloc>
void
vector<_Tp,_Alloc>::
_M_fill_insert(iterator __position, size_type __n, const value_type& __x)
{
if (__n != 0)
{
if (size_type(this->_M_end_of_storage - this->_M_finish) >= __n)
{
value_type __x_copy = __x;
const size_type __elems_after = end() - __position;
iterator __old_finish(this->_M_finish);
if (__elems_after > __n)
{
uninitialized_copy(this->_M_finish - __n,
this->_M_finish,
this->_M_finish);
this->_M_finish += __n;
copy_backward(__position, __old_finish - __n, __old_finish);
fill(__position, __position + __n, __x_copy);
}
else
{
uninitialized_fill_n(this->_M_finish,
__n - __elems_after,
__x_copy);
this->_M_finish += __n - __elems_after;
uninitialized_copy(__position, __old_finish, this->_M_finish);
this->_M_finish += __elems_after;
fill(__position, __old_finish, __x_copy);
}
}
else
{
const size_type __old_size = size();
const size_type __len = __old_size + std::max(__old_size, __n);
iterator __new_start(_M_allocate(__len));
iterator __new_finish(__new_start);
try
{
__new_finish = uninitialized_copy(begin(), __position,
__new_start);
__new_finish = uninitialized_fill_n(__new_finish, __n, __x);
__new_finish = uninitialized_copy(__position, end(),
__new_finish);
}
catch(...)
{
_Destroy(__new_start,__new_finish);
_M_deallocate(__new_start.base(),__len);
__throw_exception_again;
}
_Destroy(this->_M_start, this->_M_finish);
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __new_start.base();
this->_M_finish = __new_finish.base();
this->_M_end_of_storage = __new_start.base() + __len;
}
}
}
template<typename _Tp, typename _Alloc> template<typename _InputIterator>
void
vector<_Tp,_Alloc>::
_M_range_insert(iterator __pos,
_InputIterator __first, _InputIterator __last,
input_iterator_tag)
{
for ( ; __first != __last; ++__first)
{
__pos = insert(__pos, *__first);
++__pos;
}
}
template<typename _Tp, typename _Alloc> template<typename _ForwardIterator>
void
vector<_Tp,_Alloc>::
_M_range_insert(iterator __position,_ForwardIterator __first,
_ForwardIterator __last, forward_iterator_tag)
{
if (__first != __last)
{
size_type __n = std::distance(__first, __last);
if (size_type(this->_M_end_of_storage - this->_M_finish) >= __n)
{
const size_type __elems_after = end() - __position;
iterator __old_finish(this->_M_finish);
if (__elems_after > __n)
{
uninitialized_copy(this->_M_finish - __n,
this->_M_finish,
this->_M_finish);
this->_M_finish += __n;
copy_backward(__position, __old_finish - __n, __old_finish);
copy(__first, __last, __position);
}
else
{
_ForwardIterator __mid = __first;
advance(__mid, __elems_after);
uninitialized_copy(__mid, __last, this->_M_finish);
this->_M_finish += __n - __elems_after;
uninitialized_copy(__position, __old_finish, this->_M_finish);
this->_M_finish += __elems_after;
copy(__first, __mid, __position);
}
}
else
{
const size_type __old_size = size();
const size_type __len = __old_size + std::max(__old_size, __n);
iterator __new_start(_M_allocate(__len));
iterator __new_finish(__new_start);
try
{
__new_finish = uninitialized_copy(iterator(this->_M_start),
__position, __new_start);
__new_finish = uninitialized_copy(__first, __last, __new_finish);
__new_finish = uninitialized_copy(__position,
iterator(this->_M_finish),
__new_finish);
}
catch(...)
{
_Destroy(__new_start,__new_finish);
_M_deallocate(__new_start.base(), __len);
__throw_exception_again;
}
_Destroy(this->_M_start, this->_M_finish);
_M_deallocate(this->_M_start,
this->_M_end_of_storage - this->_M_start);
this->_M_start = __new_start.base();
this->_M_finish = __new_finish.base();
this->_M_end_of_storage = __new_start.base() + __len;
}
}
}
} // namespace std
#endif /* __GLIBCPP_INTERNAL_VECTOR_TCC */