gcc/libstdc++-v3/include/debug/unordered_map
Jason Merrill 988499f434 Add initializer_list support as per N2679.
* include/debug/unordered_map: Add initializer_list support.
        * include/debug/safe_association.h: Likewise.
        * include/debug/unordered_set: Likewise.
        * include/debug/vector: Likewise.
        * include/debug/deque: Likewise.
        * include/debug/map.h: Likewise.
        * include/debug/set.h: Likewise.
        * include/debug/string: Likewise.
        * include/debug/list: Likewise.
        * include/debug/multimap.h: Likewise.
        * include/tr1_impl/unordered_map: Likewise.
        * include/tr1_impl/hashtable: Likewise.
        * include/tr1_impl/unordered_set: Likewise.
        * include/tr1_impl/regex: Likewise.
        * include/std/valarray: Likewise.
        * include/std/unordered_map: Likewise.
        * include/std/unordered_set: Likewise.
        * include/bits/stl_list.h: Likewise.
        * include/bits/stl_map.h: Likewise.
        * include/bits/stl_set.h: Likewise.
        * include/bits/basic_string.h: Likewise.
        * include/bits/basic_string.tcc: Likewise.
        * include/bits/stl_multimap.h: Likewise.
        * include/bits/stl_vector.h: Likewise.
        * include/bits/stl_deque.h: Likewise.
        * include/bits/stl_multiset.h: Likewise.
        * include/bits/stl_bvector.h: Likewise.
        * include/ext/vstring.h: Likewise.
        * include/ext/rc_string_base.h: Likewise.
        * include/ext/sso_string_base.h: Likewise.
        * src/Makefile.am (w?string-inst): Build with -std=gnu++0x.
        * src/Makefile.in: Likewise.
        * config/abi/pre/gnu.ver: Add new w?string exports.
...

From-SVN: r138043
2008-07-21 15:40:39 -04:00

288 lines
8.9 KiB
C++

// Debugging unordered_map/unordered_multimap implementation -*- C++ -*-
// Copyright (C) 2003, 2004, 2005, 2006, 2007
// 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// 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.
/** @file debug/unordered_map
* This file is a GNU debug extension to the Standard C++ Library.
*/
#ifndef _GLIBCXX_DEBUG_UNORDERED_MAP
#define _GLIBCXX_DEBUG_UNORDERED_MAP 1
#ifdef __GXX_EXPERIMENTAL_CXX0X__
# include <unordered_map>
#else
# include <c++0x_warning.h>
#endif
#include <initializer_list>
#include <debug/safe_association.h>
#include <debug/safe_iterator.h>
#define _GLIBCXX_BASE unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>
#define _GLIBCXX_STD_BASE _GLIBCXX_STD_D::_GLIBCXX_BASE
namespace std
{
namespace __debug
{
template<typename _Key, typename _Tp,
typename _Hash = std::hash<_Key>,
typename _Pred = std::equal_to<_Key>,
typename _Alloc = std::allocator<_Key> >
class unordered_map
: public __gnu_debug::_Safe_association<_GLIBCXX_STD_BASE>,
public __gnu_debug::_Safe_sequence<_GLIBCXX_BASE>
{
typedef typename _GLIBCXX_STD_BASE _Base;
typedef __gnu_debug::_Safe_association<_Base> _Safe_assoc;
typedef __gnu_debug::_Safe_sequence<unordered_map> _Safe_base;
public:
typedef typename _Safe_assoc::size_type size_type;
typedef typename _Safe_assoc::value_type value_type;
typedef typename _Safe_assoc::hasher hasher;
typedef typename _Safe_assoc::key_equal key_equal;
typedef typename _Safe_assoc::allocator_type allocator_type;
explicit
unordered_map(size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__n, __hf, __eql, __a)
{ }
template<typename _InputIterator>
unordered_map(_InputIterator __f, _InputIterator __l,
size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__f, __l, __n, __hf, __eql, __a)
{ }
unordered_map(const _Safe_assoc& __x)
: _Safe_assoc(__x), _Safe_base() { }
unordered_map(unordered_map&& __x)
: _Safe_assoc(std::forward<_Safe_assoc>(__x)), _Safe_base() { }
unordered_map(initializer_list<value_type> __l,
size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__l, __n, __hf, __eql, __a) { }
unordered_map&
operator=(unordered_map&& __x)
{
// NB: DR 675.
clear();
swap(__x);
return *this;
}
unordered_map&
operator=(initializer_list<value_type> __l)
{
this->clear();
this->insert(__l);
return *this;
}
void
swap(unordered_map&& __x)
{
_Safe_assoc::swap(__x);
_Safe_base::_M_swap(__x);
}
void
clear()
{
_Base::clear();
this->_M_invalidate_all();
}
private:
void
_M_invalidate_all()
{
typedef typename _Base::const_iterator _Base_const_iterator;
typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
this->_M_invalidate_if(_Not_equal(this->_M_base().end()));
}
};
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
{ __x.swap(__y); }
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&& __x,
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
{ __x.swap(__y); }
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>&& __y)
{ __x.swap(__y); }
#undef _GLIBCXX_BASE
#undef _GLIBCXX_STD_BASE
#define _GLIBCXX_STD_BASE _GLIBCXX_STD_D::_GLIBCXX_BASE
#define _GLIBCXX_BASE unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>
template<typename _Key, typename _Tp,
typename _Hash = std::hash<_Key>,
typename _Pred = std::equal_to<_Key>,
typename _Alloc = std::allocator<_Key> >
class unordered_multimap
: public __gnu_debug::_Safe_association<_GLIBCXX_STD_BASE>,
public __gnu_debug::_Safe_sequence<_GLIBCXX_BASE>
{
typedef typename _GLIBCXX_STD_BASE _Base;
typedef __gnu_debug::_Safe_association<_Base> _Safe_assoc;
typedef __gnu_debug::_Safe_sequence<unordered_multimap> _Safe_base;
public:
typedef typename _Safe_assoc::size_type size_type;
typedef typename _Safe_assoc::value_type value_type;
typedef typename _Safe_assoc::hasher hasher;
typedef typename _Safe_assoc::key_equal key_equal;
typedef typename _Safe_assoc::allocator_type allocator_type;
explicit
unordered_multimap(size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__n, __hf, __eql, __a)
{ }
template<typename _InputIterator>
unordered_multimap(_InputIterator __f, _InputIterator __l,
size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__f, __l, __n, __hf, __eql, __a)
{ }
unordered_multimap(initializer_list<value_type> __l,
size_type __n = 10,
const hasher& __hf = hasher(),
const key_equal& __eql = key_equal(),
const allocator_type& __a = allocator_type())
: _Safe_assoc(__l, __n, __hf, __eql, __a) { }
unordered_multimap(const _Safe_assoc& __x)
: _Safe_assoc(__x), _Safe_base() { }
unordered_multimap(unordered_multimap&& __x)
: _Safe_assoc(std::forward<_Safe_assoc>(__x)), _Safe_base() { }
unordered_multimap&
operator=(unordered_multimap&& __x)
{
// NB: DR 675.
clear();
swap(__x);
return *this;
}
unordered_multimap&
operator=(initializer_list<value_type> __l)
{
this->clear();
this->insert(__l);
return *this;
}
void
swap(unordered_multimap&& __x)
{
_Safe_assoc::swap(__x);
_Safe_base::_M_swap(__x);
}
void
clear()
{
_Base::clear();
this->_M_invalidate_all();
}
private:
void
_M_invalidate_all()
{
typedef typename _Base::const_iterator _Base_const_iterator;
typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
this->_M_invalidate_if(_Not_equal(this->_M_base().end()));
}
};
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
{ __x.swap(__y); }
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&& __x,
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
{ __x.swap(__y); }
template<typename _Key, typename _Tp, typename _Hash,
typename _Pred, typename _Alloc>
inline void
swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x,
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>&& __y)
{ __x.swap(__y); }
} // namespace __debug
} // namespace std
#undef _GLIBCXX_BASE
#undef _GLIBCXX_STD_BASE
#endif