--- /dev/null
+// Debugging multiset implementation -*- C++ -*-
+
+// Copyright (C) 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011
+// 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 3, 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.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+/** @file debug/multiset.h
+ * This file is a GNU debug extension to the Standard C++ Library.
+ */
+
+#ifndef _GLIBCXX_DEBUG_MULTISET_H
+#define _GLIBCXX_DEBUG_MULTISET_H 1
+
+#include <debug/safe_sequence.h>
+#include <debug/safe_iterator.h>
+#include <utility>
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+namespace __debug
+{
+ /// Class std::multiset with safety/checking/debug instrumentation.
+ template<typename _Key, typename _Compare = std::less<_Key>,
+ typename _Allocator = std::allocator<_Key> >
+ class multiset
+ : public _GLIBCXX_STD_C::multiset<_Key, _Compare, _Allocator>,
+ public __gnu_debug::_Safe_sequence<multiset<_Key, _Compare, _Allocator> >
+ {
+ typedef _GLIBCXX_STD_C::multiset<_Key, _Compare, _Allocator> _Base;
+
+ typedef typename _Base::const_iterator _Base_const_iterator;
+ typedef typename _Base::iterator _Base_iterator;
+ typedef __gnu_debug::_Equal_to<_Base_const_iterator> _Equal;
+ public:
+ // types:
+ typedef _Key key_type;
+ typedef _Key value_type;
+ typedef _Compare key_compare;
+ typedef _Compare value_compare;
+ typedef _Allocator allocator_type;
+ typedef typename _Base::reference reference;
+ typedef typename _Base::const_reference const_reference;
+
+ typedef __gnu_debug::_Safe_iterator<_Base_iterator, multiset>
+ iterator;
+ typedef __gnu_debug::_Safe_iterator<_Base_const_iterator,
+ multiset> const_iterator;
+
+ typedef typename _Base::size_type size_type;
+ typedef typename _Base::difference_type difference_type;
+ typedef typename _Base::pointer pointer;
+ typedef typename _Base::const_pointer const_pointer;
+ typedef std::reverse_iterator<iterator> reverse_iterator;
+ typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
+
+ // 23.3.3.1 construct/copy/destroy:
+ explicit multiset(const _Compare& __comp = _Compare(),
+ const _Allocator& __a = _Allocator())
+ : _Base(__comp, __a) { }
+
+ template<typename _InputIterator>
+ multiset(_InputIterator __first, _InputIterator __last,
+ const _Compare& __comp = _Compare(),
+ const _Allocator& __a = _Allocator())
+ : _Base(__gnu_debug::__base(__gnu_debug::__check_valid_range(__first,
+ __last)),
+ __gnu_debug::__base(__last),
+ __comp, __a) { }
+
+ multiset(const multiset& __x)
+ : _Base(__x) { }
+
+ multiset(const _Base& __x)
+ : _Base(__x) { }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ multiset(multiset&& __x)
+ noexcept(is_nothrow_copy_constructible<_Compare>::value)
+ : _Base(std::move(__x))
+ { this->_M_swap(__x); }
+
+ multiset(initializer_list<value_type> __l,
+ const _Compare& __comp = _Compare(),
+ const allocator_type& __a = allocator_type())
+ : _Base(__l, __comp, __a) { }
+#endif
+
+ ~multiset() _GLIBCXX_NOEXCEPT { }
+
+ multiset&
+ operator=(const multiset& __x)
+ {
+ *static_cast<_Base*>(this) = __x;
+ this->_M_invalidate_all();
+ return *this;
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ multiset&
+ operator=(multiset&& __x)
+ {
+ // NB: DR 1204.
+ // NB: DR 675.
+ clear();
+ swap(__x);
+ return *this;
+ }
+
+ multiset&
+ operator=(initializer_list<value_type> __l)
+ {
+ this->clear();
+ this->insert(__l);
+ return *this;
+ }
+#endif
+
+ using _Base::get_allocator;
+
+ // iterators:
+ iterator
+ begin() _GLIBCXX_NOEXCEPT
+ { return iterator(_Base::begin(), this); }
+
+ const_iterator
+ begin() const _GLIBCXX_NOEXCEPT
+ { return const_iterator(_Base::begin(), this); }
+
+ iterator
+ end() _GLIBCXX_NOEXCEPT
+ { return iterator(_Base::end(), this); }
+
+ const_iterator
+ end() const _GLIBCXX_NOEXCEPT
+ { return const_iterator(_Base::end(), this); }
+
+ reverse_iterator
+ rbegin() _GLIBCXX_NOEXCEPT
+ { return reverse_iterator(end()); }
+
+ const_reverse_iterator
+ rbegin() const _GLIBCXX_NOEXCEPT
+ { return const_reverse_iterator(end()); }
+
+ reverse_iterator
+ rend() _GLIBCXX_NOEXCEPT
+ { return reverse_iterator(begin()); }
+
+ const_reverse_iterator
+ rend() const _GLIBCXX_NOEXCEPT
+ { return const_reverse_iterator(begin()); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ const_iterator
+ cbegin() const noexcept
+ { return const_iterator(_Base::begin(), this); }
+
+ const_iterator
+ cend() const noexcept
+ { return const_iterator(_Base::end(), this); }
+
+ const_reverse_iterator
+ crbegin() const noexcept
+ { return const_reverse_iterator(end()); }
+
+ const_reverse_iterator
+ crend() const noexcept
+ { return const_reverse_iterator(begin()); }
+#endif
+
+ // capacity:
+ using _Base::empty;
+ using _Base::size;
+ using _Base::max_size;
+
+ // modifiers:
+ iterator
+ insert(const value_type& __x)
+ { return iterator(_Base::insert(__x), this); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ iterator
+ insert(value_type&& __x)
+ { return iterator(_Base::insert(std::move(__x)), this); }
+#endif
+
+ iterator
+ insert(const_iterator __position, const value_type& __x)
+ {
+ __glibcxx_check_insert(__position);
+ return iterator(_Base::insert(__position.base(), __x), this);
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ iterator
+ insert(const_iterator __position, value_type&& __x)
+ {
+ __glibcxx_check_insert(__position);
+ return iterator(_Base::insert(__position.base(), std::move(__x)),
+ this);
+ }
+#endif
+
+ template<typename _InputIterator>
+ void
+ insert(_InputIterator __first, _InputIterator __last)
+ {
+ __glibcxx_check_valid_range(__first, __last);
+ _Base::insert(__gnu_debug::__base(__first),
+ __gnu_debug::__base(__last));
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ void
+ insert(initializer_list<value_type> __l)
+ { _Base::insert(__l); }
+#endif
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ iterator
+ erase(const_iterator __position)
+ {
+ __glibcxx_check_erase(__position);
+ this->_M_invalidate_if(_Equal(__position.base()));
+ return iterator(_Base::erase(__position.base()), this);
+ }
+#else
+ void
+ erase(iterator __position)
+ {
+ __glibcxx_check_erase(__position);
+ this->_M_invalidate_if(_Equal(__position.base()));
+ _Base::erase(__position.base());
+ }
+#endif
+
+ size_type
+ erase(const key_type& __x)
+ {
+ std::pair<_Base_iterator, _Base_iterator> __victims =
+ _Base::equal_range(__x);
+ size_type __count = 0;
+ _Base_iterator __victim = __victims.first;
+ while (__victim != __victims.second)
+ {
+ this->_M_invalidate_if(_Equal(__victim));
+ _Base::erase(__victim++);
+ ++__count;
+ }
+ return __count;
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ iterator
+ erase(const_iterator __first, const_iterator __last)
+ {
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 151. can't currently clear() empty container
+ __glibcxx_check_erase_range(__first, __last);
+ for (_Base_const_iterator __victim = __first.base();
+ __victim != __last.base(); ++__victim)
+ {
+ _GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
+ _M_message(__gnu_debug::__msg_valid_range)
+ ._M_iterator(__first, "first")
+ ._M_iterator(__last, "last"));
+ this->_M_invalidate_if(_Equal(__victim));
+ }
+ return iterator(_Base::erase(__first.base(), __last.base()), this);
+ }
+#else
+ void
+ erase(iterator __first, iterator __last)
+ {
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 151. can't currently clear() empty container
+ __glibcxx_check_erase_range(__first, __last);
+ for (_Base_iterator __victim = __first.base();
+ __victim != __last.base(); ++__victim)
+ {
+ _GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
+ _M_message(__gnu_debug::__msg_valid_range)
+ ._M_iterator(__first, "first")
+ ._M_iterator(__last, "last"));
+ this->_M_invalidate_if(_Equal(__victim));
+ }
+ _Base::erase(__first.base(), __last.base());
+ }
+#endif
+
+ void
+ swap(multiset& __x)
+ {
+ _Base::swap(__x);
+ this->_M_swap(__x);
+ }
+
+ void
+ clear() _GLIBCXX_NOEXCEPT
+ {
+ this->_M_invalidate_all();
+ _Base::clear();
+ }
+
+ // observers:
+ using _Base::key_comp;
+ using _Base::value_comp;
+
+ // multiset operations:
+ iterator
+ find(const key_type& __x)
+ { return iterator(_Base::find(__x), this); }
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 214. set::find() missing const overload
+ const_iterator
+ find(const key_type& __x) const
+ { return const_iterator(_Base::find(__x), this); }
+
+ using _Base::count;
+
+ iterator
+ lower_bound(const key_type& __x)
+ { return iterator(_Base::lower_bound(__x), this); }
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 214. set::find() missing const overload
+ const_iterator
+ lower_bound(const key_type& __x) const
+ { return const_iterator(_Base::lower_bound(__x), this); }
+
+ iterator
+ upper_bound(const key_type& __x)
+ { return iterator(_Base::upper_bound(__x), this); }
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 214. set::find() missing const overload
+ const_iterator
+ upper_bound(const key_type& __x) const
+ { return const_iterator(_Base::upper_bound(__x), this); }
+
+ std::pair<iterator,iterator>
+ equal_range(const key_type& __x)
+ {
+ std::pair<_Base_iterator, _Base_iterator> __res =
+ _Base::equal_range(__x);
+ return std::make_pair(iterator(__res.first, this),
+ iterator(__res.second, this));
+ }
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 214. set::find() missing const overload
+ std::pair<const_iterator,const_iterator>
+ equal_range(const key_type& __x) const
+ {
+ std::pair<_Base_const_iterator, _Base_const_iterator> __res =
+ _Base::equal_range(__x);
+ return std::make_pair(const_iterator(__res.first, this),
+ const_iterator(__res.second, this));
+ }
+
+ _Base&
+ _M_base() _GLIBCXX_NOEXCEPT { return *this; }
+
+ const _Base&
+ _M_base() const _GLIBCXX_NOEXCEPT { return *this; }
+
+ private:
+ void
+ _M_invalidate_all()
+ {
+ typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
+ this->_M_invalidate_if(_Not_equal(_Base::end()));
+ }
+ };
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator==(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() == __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator!=(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() != __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator<(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() < __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator<=(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() <= __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator>=(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() >= __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ inline bool
+ operator>(const multiset<_Key, _Compare, _Allocator>& __lhs,
+ const multiset<_Key, _Compare, _Allocator>& __rhs)
+ { return __lhs._M_base() > __rhs._M_base(); }
+
+ template<typename _Key, typename _Compare, typename _Allocator>
+ void
+ swap(multiset<_Key, _Compare, _Allocator>& __x,
+ multiset<_Key, _Compare, _Allocator>& __y)
+ { return __x.swap(__y); }
+
+} // namespace __debug
+} // namespace std
+
+#endif
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