// Vector implementation -*- C++ -*-
-// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 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 2, or (at your option)
+// 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,
// 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.
+// 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.
-// 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.
+// 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/>.
/*
*
* purpose. It is provided "as is" without express or implied warranty.
*/
-/** @file stl_vector.h
+/** @file bits/stl_vector.h
* This is an internal header file, included by other library headers.
- * You should not attempt to use it directly.
+ * Do not attempt to use it directly. @headername{vector}
*/
-#ifndef __GLIBCPP_INTERNAL_VECTOR_H
-#define __GLIBCPP_INTERNAL_VECTOR_H
+#ifndef _STL_VECTOR_H
+#define _STL_VECTOR_H 1
#include <bits/stl_iterator_base_funcs.h>
#include <bits/functexcept.h>
#include <bits/concept_check.h>
+#include <initializer_list>
-namespace std
+namespace std _GLIBCXX_VISIBILITY(default)
{
- /// @if maint Primary default version. @endif
- /**
- * @if maint
- * See bits/stl_deque.h's _Deque_alloc_base for an explanation.
- * @endif
- */
- template<typename _Tp, typename _Allocator, bool _IsStatic>
- class _Vector_alloc_base
- {
- public:
- typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
- allocator_type;
+_GLIBCXX_BEGIN_NAMESPACE_CONTAINER
- allocator_type
- get_allocator() const { return _M_data_allocator; }
-
- _Vector_alloc_base(const allocator_type& __a)
- : _M_data_allocator(__a), _M_start(0), _M_finish(0), _M_end_of_storage(0)
- { }
-
- protected:
- allocator_type _M_data_allocator;
- _Tp* _M_start;
- _Tp* _M_finish;
- _Tp* _M_end_of_storage;
-
- _Tp*
- _M_allocate(size_t __n) { return _M_data_allocator.allocate(__n); }
-
- void
- _M_deallocate(_Tp* __p, size_t __n)
- { if (__p) _M_data_allocator.deallocate(__p, __n); }
- };
-
- /// @if maint Specialization for instanceless allocators. @endif
- template<typename _Tp, typename _Allocator>
- class _Vector_alloc_base<_Tp, _Allocator, true>
- {
- public:
- typedef typename _Alloc_traits<_Tp, _Allocator>::allocator_type
- allocator_type;
-
- allocator_type
- get_allocator() const { return allocator_type(); }
-
- _Vector_alloc_base(const allocator_type&)
- : _M_start(0), _M_finish(0), _M_end_of_storage(0)
- { }
-
- protected:
- _Tp* _M_start;
- _Tp* _M_finish;
- _Tp* _M_end_of_storage;
-
- typedef typename _Alloc_traits<_Tp, _Allocator>::_Alloc_type _Alloc_type;
-
- _Tp*
- _M_allocate(size_t __n) { return _Alloc_type::allocate(__n); }
-
- void
- _M_deallocate(_Tp* __p, size_t __n) { _Alloc_type::deallocate(__p, __n);}
- };
-
-
- /**
- * @if maint
- * See bits/stl_deque.h's _Deque_base for an explanation.
- * @endif
- */
+ /// See bits/stl_deque.h's _Deque_base for an explanation.
template<typename _Tp, typename _Alloc>
struct _Vector_base
- : public _Vector_alloc_base<_Tp, _Alloc,
- _Alloc_traits<_Tp, _Alloc>::_S_instanceless>
{
+ typedef typename _Alloc::template rebind<_Tp>::other _Tp_alloc_type;
+ typedef typename __gnu_cxx::__alloc_traits<_Tp_alloc_type>::pointer
+ pointer;
+
+ struct _Vector_impl
+ : public _Tp_alloc_type
+ {
+ pointer _M_start;
+ pointer _M_finish;
+ pointer _M_end_of_storage;
+
+ _Vector_impl()
+ : _Tp_alloc_type(), _M_start(0), _M_finish(0), _M_end_of_storage(0)
+ { }
+
+ _Vector_impl(_Tp_alloc_type const& __a)
+ : _Tp_alloc_type(__a), _M_start(0), _M_finish(0), _M_end_of_storage(0)
+ { }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ _Vector_impl(_Tp_alloc_type&& __a)
+ : _Tp_alloc_type(std::move(__a)),
+ _M_start(0), _M_finish(0), _M_end_of_storage(0)
+ { }
+#endif
+
+ void _M_swap_data(_Vector_impl& __x)
+ {
+ std::swap(_M_start, __x._M_start);
+ std::swap(_M_finish, __x._M_finish);
+ std::swap(_M_end_of_storage, __x._M_end_of_storage);
+ }
+ };
+
public:
- typedef _Vector_alloc_base<_Tp, _Alloc,
- _Alloc_traits<_Tp, _Alloc>::_S_instanceless>
- _Base;
- typedef typename _Base::allocator_type allocator_type;
+ typedef _Alloc allocator_type;
+
+ _Tp_alloc_type&
+ _M_get_Tp_allocator() _GLIBCXX_NOEXCEPT
+ { return *static_cast<_Tp_alloc_type*>(&this->_M_impl); }
+
+ const _Tp_alloc_type&
+ _M_get_Tp_allocator() const _GLIBCXX_NOEXCEPT
+ { return *static_cast<const _Tp_alloc_type*>(&this->_M_impl); }
+
+ allocator_type
+ get_allocator() const _GLIBCXX_NOEXCEPT
+ { return allocator_type(_M_get_Tp_allocator()); }
+
+ _Vector_base()
+ : _M_impl() { }
_Vector_base(const allocator_type& __a)
- : _Base(__a) { }
-
+ : _M_impl(__a) { }
+
+ _Vector_base(size_t __n)
+ : _M_impl()
+ { _M_create_storage(__n); }
+
_Vector_base(size_t __n, const allocator_type& __a)
- : _Base(__a)
+ : _M_impl(__a)
+ { _M_create_storage(__n); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ _Vector_base(_Tp_alloc_type&& __a)
+ : _M_impl(std::move(__a)) { }
+
+ _Vector_base(_Vector_base&& __x)
+ : _M_impl(std::move(__x._M_get_Tp_allocator()))
+ { this->_M_impl._M_swap_data(__x._M_impl); }
+
+ _Vector_base(_Vector_base&& __x, const allocator_type& __a)
+ : _M_impl(__a)
{
- this->_M_start = _M_allocate(__n);
- this->_M_finish = this->_M_start;
- this->_M_end_of_storage = this->_M_start + __n;
+ if (__x.get_allocator() == __a)
+ this->_M_impl._M_swap_data(__x._M_impl);
+ else
+ {
+ size_t __n = __x._M_impl._M_finish - __x._M_impl._M_start;
+ _M_create_storage(__n);
+ }
+ }
+#endif
+
+ ~_Vector_base()
+ { _M_deallocate(this->_M_impl._M_start, this->_M_impl._M_end_of_storage
+ - this->_M_impl._M_start); }
+
+ public:
+ _Vector_impl _M_impl;
+
+ pointer
+ _M_allocate(size_t __n)
+ { return __n != 0 ? _M_impl.allocate(__n) : 0; }
+
+ void
+ _M_deallocate(pointer __p, size_t __n)
+ {
+ if (__p)
+ _M_impl.deallocate(__p, __n);
+ }
+
+ private:
+ void
+ _M_create_storage(size_t __n)
+ {
+ this->_M_impl._M_start = this->_M_allocate(__n);
+ this->_M_impl._M_finish = this->_M_impl._M_start;
+ this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;
}
-
- ~_Vector_base()
- { _M_deallocate(this->_M_start,
- this->_M_end_of_storage - this->_M_start); }
};
-
-
+
+
/**
- * @brief A standard container which offers fixed time access to individual
- * elements in any order.
+ * @brief A standard container which offers fixed time access to
+ * individual elements in any order.
*
- * @ingroup Containers
- * @ingroup Sequences
+ * @ingroup sequences
*
* Meets the requirements of a <a href="tables.html#65">container</a>, a
* <a href="tables.html#66">reversible container</a>, and a
* <a href="tables.html#68">optional sequence requirements</a> with the
* %exception of @c push_front and @c pop_front.
*
- * In some terminology a %vector can be described as a dynamic C-style array,
- * it offers fast and efficient access to individual elements in any order
- * and saves the user from worrying about memory and size allocation.
- * Subscripting ( @c [] ) access is also provided as with C-style arrays.
+ * In some terminology a %vector can be described as a dynamic
+ * C-style array, it offers fast and efficient access to individual
+ * elements in any order and saves the user from worrying about
+ * memory and size allocation. Subscripting ( @c [] ) access is
+ * also provided as with C-style arrays.
*/
- template<typename _Tp, typename _Alloc = allocator<_Tp> >
+ template<typename _Tp, typename _Alloc = std::allocator<_Tp> >
class vector : protected _Vector_base<_Tp, _Alloc>
{
// Concept requirements.
- __glibcpp_class_requires(_Tp, _SGIAssignableConcept)
-
- typedef _Vector_base<_Tp, _Alloc> _Base;
- typedef vector<_Tp, _Alloc> vector_type;
-
+ typedef typename _Alloc::value_type _Alloc_value_type;
+ __glibcxx_class_requires(_Tp, _SGIAssignableConcept)
+ __glibcxx_class_requires2(_Tp, _Alloc_value_type, _SameTypeConcept)
+
+ typedef _Vector_base<_Tp, _Alloc> _Base;
+ typedef typename _Base::_Tp_alloc_type _Tp_alloc_type;
+
public:
- typedef _Tp value_type;
- typedef value_type* pointer;
- typedef const value_type* const_pointer;
- typedef __gnu_cxx::__normal_iterator<pointer, vector_type> iterator;
- typedef __gnu_cxx::__normal_iterator<const_pointer, vector_type>
+ typedef _Tp value_type;
+ typedef typename _Base::pointer pointer;
+ typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Alloc_traits;
+ typedef typename _Alloc_traits::const_pointer const_pointer;
+ typedef typename _Alloc_traits::reference reference;
+ typedef typename _Alloc_traits::const_reference const_reference;
+ typedef __gnu_cxx::__normal_iterator<pointer, vector> iterator;
+ typedef __gnu_cxx::__normal_iterator<const_pointer, vector>
const_iterator;
- typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
- typedef std::reverse_iterator<iterator> reverse_iterator;
- typedef value_type& reference;
- typedef const value_type& const_reference;
- typedef size_t size_type;
- typedef ptrdiff_t difference_type;
- typedef typename _Base::allocator_type allocator_type;
-
+ typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
+ typedef std::reverse_iterator<iterator> reverse_iterator;
+ typedef size_t size_type;
+ typedef ptrdiff_t difference_type;
+ typedef _Alloc allocator_type;
+
protected:
- /** @if maint
- * These two functions and three data members are all from the
- * top-most base class, which varies depending on the type of
- * %allocator. They should be pretty self-explanatory, as
- * %vector uses a simple contiguous allocation scheme. @endif
- */
using _Base::_M_allocate;
using _Base::_M_deallocate;
- using _Base::_M_start;
- using _Base::_M_finish;
- using _Base::_M_end_of_storage;
-
+ using _Base::_M_impl;
+ using _Base::_M_get_Tp_allocator;
+
public:
// [23.2.4.1] construct/copy/destroy
// (assign() and get_allocator() are also listed in this section)
/**
* @brief Default constructor creates no elements.
*/
+ vector()
+ : _Base() { }
+
+ /**
+ * @brief Creates a %vector with no elements.
+ * @param a An allocator object.
+ */
explicit
- vector(const allocator_type& __a = allocator_type())
+ vector(const allocator_type& __a)
: _Base(__a) { }
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
/**
- * @brief Create a %vector with copies of an exemplar element.
+ * @brief Creates a %vector with default constructed elements.
+ * @param n The number of elements to initially create.
+ *
+ * This constructor fills the %vector with @a n default
+ * constructed elements.
+ */
+ explicit
+ vector(size_type __n)
+ : _Base(__n)
+ { _M_default_initialize(__n); }
+
+ /**
+ * @brief Creates a %vector with copies of an exemplar element.
* @param n The number of elements to initially create.
* @param value An element to copy.
- *
+ * @param a An allocator.
+ *
* This constructor fills the %vector with @a n copies of @a value.
*/
vector(size_type __n, const value_type& __value,
const allocator_type& __a = allocator_type())
: _Base(__n, __a)
- { this->_M_finish = uninitialized_fill_n(this->_M_start, __n, __value); }
-
+ { _M_fill_initialize(__n, __value); }
+#else
/**
- * @brief Create a %vector with default elements.
+ * @brief Creates a %vector with copies of an exemplar element.
* @param n The number of elements to initially create.
- *
- * This constructor fills the %vector with @a n copies of a
- * default-constructed element.
+ * @param value An element to copy.
+ * @param a An allocator.
+ *
+ * This constructor fills the %vector with @a n copies of @a value.
*/
explicit
- vector(size_type __n)
- : _Base(__n, allocator_type())
- { this->_M_finish = uninitialized_fill_n(this->_M_start,
- __n, value_type()); }
-
+ vector(size_type __n, const value_type& __value = value_type(),
+ const allocator_type& __a = allocator_type())
+ : _Base(__n, __a)
+ { _M_fill_initialize(__n, __value); }
+#endif
+
/**
* @brief %Vector copy constructor.
* @param x A %vector of identical element and allocator types.
- *
+ *
* The newly-created %vector uses a copy of the allocation
* object used by @a x. All the elements of @a x are copied,
* but any extra memory in
* @a x (for fast expansion) will not be copied.
*/
vector(const vector& __x)
- : _Base(__x.size(), __x.get_allocator())
- { this->_M_finish = uninitialized_copy(__x.begin(), __x.end(),
- this->_M_start);
+ : _Base(__x.size(),
+ _Alloc_traits::_S_select_on_copy(__x._M_get_Tp_allocator()))
+ { this->_M_impl._M_finish =
+ std::__uninitialized_copy_a(__x.begin(), __x.end(),
+ this->_M_impl._M_start,
+ _M_get_Tp_allocator());
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief %Vector move constructor.
+ * @param x A %vector of identical element and allocator types.
+ *
+ * The newly-created %vector contains the exact contents of @a x.
+ * The contents of @a x are a valid, but unspecified %vector.
+ */
+ vector(vector&& __x) noexcept
+ : _Base(std::move(__x)) { }
+
+ /// Copy constructor with alternative allocator
+ vector(const vector& __x, const allocator_type& __a)
+ : _Base(__x.size(), __a)
+ { this->_M_impl._M_finish =
+ std::__uninitialized_copy_a(__x.begin(), __x.end(),
+ this->_M_impl._M_start,
+ _M_get_Tp_allocator());
+ }
+
+ /// Move constructor with alternative allocator
+ vector(vector&& __rv, const allocator_type& __m)
+ : _Base(std::move(__rv), __m)
+ {
+ if (__rv.get_allocator() != __m)
+ {
+ this->_M_impl._M_finish =
+ std::__uninitialized_move_a(__rv.begin(), __rv.end(),
+ this->_M_impl._M_start,
+ _M_get_Tp_allocator());
+ __rv.clear();
+ }
}
-
+
+ /**
+ * @brief Builds a %vector from an initializer list.
+ * @param l An initializer_list.
+ * @param a An allocator.
+ *
+ * Create a %vector consisting of copies of the elements in the
+ * initializer_list @a l.
+ *
+ * This will call the element type's copy constructor N times
+ * (where N is @a l.size()) and do no memory reallocation.
+ */
+ vector(initializer_list<value_type> __l,
+ const allocator_type& __a = allocator_type())
+ : _Base(__a)
+ {
+ _M_range_initialize(__l.begin(), __l.end(),
+ random_access_iterator_tag());
+ }
+#endif
+
/**
* @brief Builds a %vector from a range.
* @param first An input iterator.
* @param last An input iterator.
- *
+ * @param a An allocator.
+ *
* Create a %vector consisting of copies of the elements from
* [first,last).
*
- * If the iterators are forward, bidirectional, or random-access, then
- * this will call the elements' copy constructor N times (where N is
- * distance(first,last)) and do no memory reallocation. But if only
- * input iterators are used, then this will do at most 2N calls to the
- * copy constructor, and logN memory reallocations.
+ * If the iterators are forward, bidirectional, or
+ * random-access, then this will call the elements' copy
+ * constructor N times (where N is distance(first,last)) and do
+ * no memory reallocation. But if only input iterators are
+ * used, then this will do at most 2N calls to the copy
+ * constructor, and logN memory reallocations.
*/
template<typename _InputIterator>
vector(_InputIterator __first, _InputIterator __last,
: _Base(__a)
{
// Check whether it's an integral type. If so, it's not an iterator.
- typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
+ typedef typename std::__is_integer<_InputIterator>::__type _Integral;
_M_initialize_dispatch(__first, __last, _Integral());
}
-
+
/**
- * The dtor only erases the elements, and note that if the elements
- * themselves are pointers, the pointed-to memory is not touched in any
- * way. Managing the pointer is the user's responsibilty.
+ * The dtor only erases the elements, and note that if the
+ * elements themselves are pointers, the pointed-to memory is
+ * not touched in any way. Managing the pointer is the user's
+ * responsibility.
*/
- ~vector() { _Destroy(this->_M_start, this->_M_finish); }
-
+ ~vector() _GLIBCXX_NOEXCEPT
+ { std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
+ _M_get_Tp_allocator()); }
+
/**
* @brief %Vector assignment operator.
* @param x A %vector of identical element and allocator types.
- *
+ *
* All the elements of @a x are copied, but any extra memory in
* @a x (for fast expansion) will not be copied. Unlike the
* copy constructor, the allocator object is not copied.
*/
vector&
operator=(const vector& __x);
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief %Vector move assignment operator.
+ * @param x A %vector of identical element and allocator types.
+ *
+ * The contents of @a x are moved into this %vector (without copying).
+ * @a x is a valid, but unspecified %vector.
+ */
+ vector&
+ operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
+ {
+ if (_Alloc_traits::_S_propagate_on_move_assign())
+ {
+ // We're moving the rvalue's allocator so can move the data too.
+ const vector __tmp(std::move(*this)); // discard existing data
+ this->_M_impl._M_swap_data(__x._M_impl);
+ std::__alloc_on_move(_M_get_Tp_allocator(),
+ __x._M_get_Tp_allocator());
+ }
+ else if (_Alloc_traits::_S_always_equal()
+ || __x._M_get_Tp_allocator() == this->_M_get_Tp_allocator())
+ {
+ // The rvalue's allocator can free our storage and vice versa,
+ // so can swap the data storage after destroying our contents.
+ this->clear();
+ this->_M_impl._M_swap_data(__x._M_impl);
+ }
+ else
+ {
+ // The rvalue's allocator cannot be moved, or is not equal,
+ // so we need to individually move each element.
+ this->assign(std::__make_move_if_noexcept_iterator(__x.begin()),
+ std::__make_move_if_noexcept_iterator(__x.end()));
+ __x.clear();
+ }
+ return *this;
+ }
+
+ /**
+ * @brief %Vector list assignment operator.
+ * @param l An initializer_list.
+ *
+ * This function fills a %vector with copies of the elements in the
+ * initializer list @a l.
+ *
+ * Note that the assignment completely changes the %vector and
+ * that the resulting %vector's size is the same as the number
+ * of elements assigned. Old data may be lost.
+ */
+ vector&
+ operator=(initializer_list<value_type> __l)
+ {
+ this->assign(__l.begin(), __l.end());
+ return *this;
+ }
+#endif
+
/**
* @brief Assigns a given value to a %vector.
* @param n Number of elements to be assigned.
* the number of elements assigned. Old data may be lost.
*/
void
- assign(size_type __n, const value_type& __val)
+ assign(size_type __n, const value_type& __val)
{ _M_fill_assign(__n, __val); }
-
+
/**
* @brief Assigns a range to a %vector.
* @param first An input iterator.
assign(_InputIterator __first, _InputIterator __last)
{
// Check whether it's an integral type. If so, it's not an iterator.
- typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
+ typedef typename std::__is_integer<_InputIterator>::__type _Integral;
_M_assign_dispatch(__first, __last, _Integral());
}
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief Assigns an initializer list to a %vector.
+ * @param l An initializer_list.
+ *
+ * This function fills a %vector with copies of the elements in the
+ * initializer list @a l.
+ *
+ * Note that the assignment completely changes the %vector and
+ * that the resulting %vector's size is the same as the number
+ * of elements assigned. Old data may be lost.
+ */
+ void
+ assign(initializer_list<value_type> __l)
+ { this->assign(__l.begin(), __l.end()); }
+#endif
+
/// Get a copy of the memory allocation object.
- allocator_type
- get_allocator() const { return _Base::get_allocator(); }
-
+ using _Base::get_allocator;
+
// iterators
/**
- * Returns a read/write iterator that points to the first element in the
- * %vector. Iteration is done in ordinary element order.
+ * Returns a read/write iterator that points to the first
+ * element in the %vector. Iteration is done in ordinary
+ * element order.
*/
iterator
- begin() { return iterator (this->_M_start); }
-
+ begin() _GLIBCXX_NOEXCEPT
+ { return iterator(this->_M_impl._M_start); }
+
/**
* Returns a read-only (constant) iterator that points to the
* first element in the %vector. Iteration is done in ordinary
* element order.
*/
const_iterator
- begin() const { return const_iterator (this->_M_start); }
-
+ begin() const _GLIBCXX_NOEXCEPT
+ { return const_iterator(this->_M_impl._M_start); }
+
/**
* Returns a read/write iterator that points one past the last
* element in the %vector. Iteration is done in ordinary
* element order.
*/
iterator
- end() { return iterator (this->_M_finish); }
-
+ end() _GLIBCXX_NOEXCEPT
+ { return iterator(this->_M_impl._M_finish); }
+
/**
- * Returns a read-only (constant) iterator that points one past the last
- * element in the %vector. Iteration is done in ordinary element order.
+ * Returns a read-only (constant) iterator that points one past
+ * the last element in the %vector. Iteration is done in
+ * ordinary element order.
*/
const_iterator
- end() const { return const_iterator (this->_M_finish); }
-
+ end() const _GLIBCXX_NOEXCEPT
+ { return const_iterator(this->_M_impl._M_finish); }
+
/**
* Returns a read/write reverse iterator that points to the
* last element in the %vector. Iteration is done in reverse
* element order.
*/
reverse_iterator
- rbegin() { return reverse_iterator(end()); }
-
+ rbegin() _GLIBCXX_NOEXCEPT
+ { return reverse_iterator(end()); }
+
/**
* Returns a read-only (constant) reverse iterator that points
* to the last element in the %vector. Iteration is done in
* reverse element order.
*/
const_reverse_iterator
- rbegin() const { return const_reverse_iterator(end()); }
-
+ rbegin() const _GLIBCXX_NOEXCEPT
+ { return const_reverse_iterator(end()); }
+
/**
- * Returns a read/write reverse iterator that points to one before the
- * first element in the %vector. Iteration is done in reverse element
- * order.
+ * Returns a read/write reverse iterator that points to one
+ * before the first element in the %vector. Iteration is done
+ * in reverse element order.
*/
reverse_iterator
- rend() { return reverse_iterator(begin()); }
-
+ rend() _GLIBCXX_NOEXCEPT
+ { return reverse_iterator(begin()); }
+
+ /**
+ * Returns a read-only (constant) reverse iterator that points
+ * to one before the first element in the %vector. Iteration
+ * is done in reverse element order.
+ */
+ const_reverse_iterator
+ rend() const _GLIBCXX_NOEXCEPT
+ { return const_reverse_iterator(begin()); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * Returns a read-only (constant) iterator that points to the
+ * first element in the %vector. Iteration is done in ordinary
+ * element order.
+ */
+ const_iterator
+ cbegin() const noexcept
+ { return const_iterator(this->_M_impl._M_start); }
+
+ /**
+ * Returns a read-only (constant) iterator that points one past
+ * the last element in the %vector. Iteration is done in
+ * ordinary element order.
+ */
+ const_iterator
+ cend() const noexcept
+ { return const_iterator(this->_M_impl._M_finish); }
+
+ /**
+ * Returns a read-only (constant) reverse iterator that points
+ * to the last element in the %vector. Iteration is done in
+ * reverse element order.
+ */
+ const_reverse_iterator
+ crbegin() const noexcept
+ { return const_reverse_iterator(end()); }
+
/**
* Returns a read-only (constant) reverse iterator that points
* to one before the first element in the %vector. Iteration
* is done in reverse element order.
*/
const_reverse_iterator
- rend() const { return const_reverse_iterator(begin()); }
-
+ crend() const noexcept
+ { return const_reverse_iterator(begin()); }
+#endif
+
// [23.2.4.2] capacity
/** Returns the number of elements in the %vector. */
size_type
- size() const { return size_type(end() - begin()); }
-
+ size() const _GLIBCXX_NOEXCEPT
+ { return size_type(this->_M_impl._M_finish - this->_M_impl._M_start); }
+
/** Returns the size() of the largest possible %vector. */
size_type
- max_size() const { return size_type(-1) / sizeof(value_type); }
-
+ max_size() const _GLIBCXX_NOEXCEPT
+ { return _M_get_Tp_allocator().max_size(); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief Resizes the %vector to the specified number of elements.
+ * @param new_size Number of elements the %vector should contain.
+ *
+ * This function will %resize the %vector to the specified
+ * number of elements. If the number is smaller than the
+ * %vector's current size the %vector is truncated, otherwise
+ * default constructed elements are appended.
+ */
+ void
+ resize(size_type __new_size)
+ {
+ if (__new_size > size())
+ _M_default_append(__new_size - size());
+ else if (__new_size < size())
+ _M_erase_at_end(this->_M_impl._M_start + __new_size);
+ }
+
/**
* @brief Resizes the %vector to the specified number of elements.
* @param new_size Number of elements the %vector should contain.
void
resize(size_type __new_size, const value_type& __x)
{
- if (__new_size < size())
- erase(begin() + __new_size, end());
- else
+ if (__new_size > size())
insert(end(), __new_size - size(), __x);
+ else if (__new_size < size())
+ _M_erase_at_end(this->_M_impl._M_start + __new_size);
}
-
+#else
/**
* @brief Resizes the %vector to the specified number of elements.
* @param new_size Number of elements the %vector should contain.
+ * @param x Data with which new elements should be populated.
*
- * This function will resize the %vector to the specified
+ * This function will %resize the %vector to the specified
* number of elements. If the number is smaller than the
* %vector's current size the %vector is truncated, otherwise
- * the %vector is extended and new elements are
- * default-constructed.
+ * the %vector is extended and new elements are populated with
+ * given data.
*/
void
- resize(size_type __new_size) { resize(__new_size, value_type()); }
-
+ resize(size_type __new_size, value_type __x = value_type())
+ {
+ if (__new_size > size())
+ insert(end(), __new_size - size(), __x);
+ else if (__new_size < size())
+ _M_erase_at_end(this->_M_impl._M_start + __new_size);
+ }
+#endif
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /** A non-binding request to reduce capacity() to size(). */
+ void
+ shrink_to_fit()
+ { _M_shrink_to_fit(); }
+#endif
+
/**
- * Returns the total number of elements that the %vector can hold before
- * needing to allocate more memory.
+ * Returns the total number of elements that the %vector can
+ * hold before needing to allocate more memory.
*/
size_type
- capacity() const
- { return size_type(const_iterator(this->_M_end_of_storage) - begin()); }
-
+ capacity() const _GLIBCXX_NOEXCEPT
+ { return size_type(this->_M_impl._M_end_of_storage
+ - this->_M_impl._M_start); }
+
/**
* Returns true if the %vector is empty. (Thus begin() would
* equal end().)
*/
bool
- empty() const { return begin() == end(); }
-
+ empty() const _GLIBCXX_NOEXCEPT
+ { return begin() == end(); }
+
/**
* @brief Attempt to preallocate enough memory for specified number of
* elements.
*/
void
reserve(size_type __n);
-
+
// element access
/**
* @brief Subscript access to the data contained in the %vector.
- * @param n The index of the element for which data should be accessed.
+ * @param n The index of the element for which data should be
+ * accessed.
* @return Read/write reference to data.
*
* This operator allows for easy, array-style, data access.
* see at().)
*/
reference
- operator[](size_type __n) { return *(begin() + __n); }
-
+ operator[](size_type __n)
+ { return *(this->_M_impl._M_start + __n); }
+
/**
* @brief Subscript access to the data contained in the %vector.
* @param n The index of the element for which data should be
* see at().)
*/
const_reference
- operator[](size_type __n) const { return *(begin() + __n); }
-
+ operator[](size_type __n) const
+ { return *(this->_M_impl._M_start + __n); }
+
protected:
- /// @if maint Safety check used only from at(). @endif
+ /// Safety check used only from at().
void
_M_range_check(size_type __n) const
{
if (__n >= this->size())
- __throw_out_of_range("vector [] access out of range");
+ __throw_out_of_range(__N("vector::_M_range_check"));
}
-
+
public:
/**
* @brief Provides access to the data contained in the %vector.
* @return Read/write reference to data.
* @throw std::out_of_range If @a n is an invalid index.
*
- * This function provides for safer data access. The parameter is first
- * checked that it is in the range of the vector. The function throws
- * out_of_range if the check fails.
+ * This function provides for safer data access. The parameter
+ * is first checked that it is in the range of the vector. The
+ * function throws out_of_range if the check fails.
*/
reference
- at(size_type __n) { _M_range_check(__n); return (*this)[__n]; }
-
+ at(size_type __n)
+ {
+ _M_range_check(__n);
+ return (*this)[__n];
+ }
+
/**
* @brief Provides access to the data contained in the %vector.
* @param n The index of the element for which data should be
* function throws out_of_range if the check fails.
*/
const_reference
- at(size_type __n) const { _M_range_check(__n); return (*this)[__n]; }
-
+ at(size_type __n) const
+ {
+ _M_range_check(__n);
+ return (*this)[__n];
+ }
+
/**
* Returns a read/write reference to the data at the first
* element of the %vector.
*/
reference
- front() { return *begin(); }
-
+ front()
+ { return *begin(); }
+
/**
* Returns a read-only (constant) reference to the data at the first
* element of the %vector.
*/
const_reference
- front() const { return *begin(); }
-
+ front() const
+ { return *begin(); }
+
/**
- * Returns a read/write reference to the data at the last element of the
- * %vector.
+ * Returns a read/write reference to the data at the last
+ * element of the %vector.
*/
reference
- back() { return *(end() - 1); }
+ back()
+ { return *(end() - 1); }
/**
- * Returns a read-only (constant) reference to the data at the last
- * element of the %vector.
+ * Returns a read-only (constant) reference to the data at the
+ * last element of the %vector.
*/
const_reference
- back() const { return *(end() - 1); }
-
+ back() const
+ { return *(end() - 1); }
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // DR 464. Suggestion for new member functions in standard containers.
+ // data access
+ /**
+ * Returns a pointer such that [data(), data() + size()) is a valid
+ * range. For a non-empty %vector, data() == &front().
+ */
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ _Tp*
+#else
+ pointer
+#endif
+ data() _GLIBCXX_NOEXCEPT
+ { return std::__addressof(front()); }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ const _Tp*
+#else
+ const_pointer
+#endif
+ data() const _GLIBCXX_NOEXCEPT
+ { return std::__addressof(front()); }
+
// [23.2.4.3] modifiers
/**
* @brief Add data to the end of the %vector.
void
push_back(const value_type& __x)
{
- if (this->_M_finish != this->_M_end_of_storage)
+ if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)
{
- _Construct(this->_M_finish, __x);
- ++this->_M_finish;
+ _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish,
+ __x);
+ ++this->_M_impl._M_finish;
}
else
_M_insert_aux(end(), __x);
}
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ void
+ push_back(value_type&& __x)
+ { emplace_back(std::move(__x)); }
+
+ template<typename... _Args>
+ void
+ emplace_back(_Args&&... __args);
+#endif
+
/**
* @brief Removes last element.
*
* This is a typical stack operation. It shrinks the %vector by one.
*
- * Note that no data is returned, and if the last element's data is
- * needed, it should be retrieved before pop_back() is called.
+ * Note that no data is returned, and if the last element's
+ * data is needed, it should be retrieved before pop_back() is
+ * called.
*/
void
pop_back()
{
- --this->_M_finish;
- _Destroy(this->_M_finish);
+ --this->_M_impl._M_finish;
+ _Alloc_traits::destroy(this->_M_impl, this->_M_impl._M_finish);
}
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief Inserts an object in %vector before specified iterator.
+ * @param position An iterator into the %vector.
+ * @param args Arguments.
+ * @return An iterator that points to the inserted data.
+ *
+ * This function will insert an object of type T constructed
+ * with T(std::forward<Args>(args)...) before the specified location.
+ * Note that this kind of operation could be expensive for a %vector
+ * and if it is frequently used the user should consider using
+ * std::list.
+ */
+ template<typename... _Args>
+ iterator
+ emplace(iterator __position, _Args&&... __args);
+#endif
+
/**
* @brief Inserts given value into %vector before specified iterator.
* @param position An iterator into the %vector.
iterator
insert(iterator __position, const value_type& __x);
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ /**
+ * @brief Inserts given rvalue into %vector before specified iterator.
+ * @param position An iterator into the %vector.
+ * @param x Data to be inserted.
+ * @return An iterator that points to the inserted data.
+ *
+ * This function will insert a copy of the given rvalue before
+ * the specified location. Note that this kind of operation
+ * could be expensive for a %vector and if it is frequently
+ * used the user should consider using std::list.
+ */
+ iterator
+ insert(iterator __position, value_type&& __x)
+ { return emplace(__position, std::move(__x)); }
+
+ /**
+ * @brief Inserts an initializer_list into the %vector.
+ * @param position An iterator into the %vector.
+ * @param l An initializer_list.
+ *
+ * This function will insert copies of the data in the
+ * initializer_list @a l into the %vector before the location
+ * specified by @a position.
+ *
+ * Note that this kind of operation could be expensive for a
+ * %vector and if it is frequently used the user should
+ * consider using std::list.
+ */
+ void
+ insert(iterator __position, initializer_list<value_type> __l)
+ { this->insert(__position, __l.begin(), __l.end()); }
+#endif
+
/**
* @brief Inserts a number of copies of given data into the %vector.
* @param position An iterator into the %vector.
* consider using std::list.
*/
void
- insert(iterator __pos, size_type __n, const value_type& __x)
- { _M_fill_insert(__pos, __n, __x); }
-
+ insert(iterator __position, size_type __n, const value_type& __x)
+ { _M_fill_insert(__position, __n, __x); }
+
/**
* @brief Inserts a range into the %vector.
- * @param pos An iterator into the %vector.
+ * @param position An iterator into the %vector.
* @param first An input iterator.
* @param last An input iterator.
*
*/
template<typename _InputIterator>
void
- insert(iterator __pos, _InputIterator __first, _InputIterator __last)
+ insert(iterator __position, _InputIterator __first,
+ _InputIterator __last)
{
// Check whether it's an integral type. If so, it's not an iterator.
- typedef typename _Is_integer<_InputIterator>::_Integral _Integral;
- _M_insert_dispatch(__pos, __first, __last, _Integral());
+ typedef typename std::__is_integer<_InputIterator>::__type _Integral;
+ _M_insert_dispatch(__position, __first, __last, _Integral());
}
-
+
/**
* @brief Remove element at given position.
* @param position Iterator pointing to element to be erased.
* The user is also cautioned that this function only erases
* the element, and that if the element is itself a pointer,
* the pointed-to memory is not touched in any way. Managing
- * the pointer is the user's responsibilty.
+ * the pointer is the user's responsibility.
*/
iterator
erase(iterator __position);
-
+
/**
* @brief Remove a range of elements.
* @param first Iterator pointing to the first element to be erased.
* The user is also cautioned that this function only erases
* the elements, and that if the elements themselves are
* pointers, the pointed-to memory is not touched in any way.
- * Managing the pointer is the user's responsibilty.
+ * Managing the pointer is the user's responsibility.
*/
iterator
erase(iterator __first, iterator __last);
-
+
/**
* @brief Swaps data with another %vector.
* @param x A %vector of the same element and allocator types.
*/
void
swap(vector& __x)
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ noexcept(_Alloc_traits::_S_nothrow_swap())
+#endif
{
- std::swap(this->_M_start, __x._M_start);
- std::swap(this->_M_finish, __x._M_finish);
- std::swap(this->_M_end_of_storage, __x._M_end_of_storage);
+ this->_M_impl._M_swap_data(__x._M_impl);
+ _Alloc_traits::_S_on_swap(_M_get_Tp_allocator(),
+ __x._M_get_Tp_allocator());
}
-
+
/**
* Erases all the elements. Note that this function only erases the
* elements, and that if the elements themselves are pointers, the
* pointed-to memory is not touched in any way. Managing the pointer is
- * the user's responsibilty.
+ * the user's responsibility.
*/
void
- clear() { erase(begin(), end()); }
-
+ clear() _GLIBCXX_NOEXCEPT
+ { _M_erase_at_end(this->_M_impl._M_start); }
+
protected:
/**
- * @if maint
* Memory expansion handler. Uses the member allocation function to
* obtain @a n bytes of memory, and then copies [first,last) into it.
- * @endif
*/
template<typename _ForwardIterator>
pointer
_M_allocate_and_copy(size_type __n,
_ForwardIterator __first, _ForwardIterator __last)
{
- pointer __result = _M_allocate(__n);
- try
+ pointer __result = this->_M_allocate(__n);
+ __try
{
- uninitialized_copy(__first, __last, __result);
+ std::__uninitialized_copy_a(__first, __last, __result,
+ _M_get_Tp_allocator());
return __result;
}
- catch(...)
+ __catch(...)
{
_M_deallocate(__result, __n);
__throw_exception_again;
}
}
-
-
+
+
// Internal constructor functions follow.
-
+
// Called by the range constructor to implement [23.1.1]/9
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 438. Ambiguity in the "do the right thing" clause
template<typename _Integer>
void
_M_initialize_dispatch(_Integer __n, _Integer __value, __true_type)
{
- this->_M_start = _M_allocate(__n);
- this->_M_end_of_storage = this->_M_start + __n;
- this->_M_finish = uninitialized_fill_n(this->_M_start, __n, __value);
+ this->_M_impl._M_start = _M_allocate(static_cast<size_type>(__n));
+ this->_M_impl._M_end_of_storage =
+ this->_M_impl._M_start + static_cast<size_type>(__n);
+ _M_fill_initialize(static_cast<size_type>(__n), __value);
}
-
+
// Called by the range constructor to implement [23.1.1]/9
- template<typename _InputIter>
+ template<typename _InputIterator>
void
- _M_initialize_dispatch(_InputIter __first, _InputIter __last,
+ _M_initialize_dispatch(_InputIterator __first, _InputIterator __last,
__false_type)
{
- typedef typename iterator_traits<_InputIter>::iterator_category
- _IterCategory;
+ typedef typename std::iterator_traits<_InputIterator>::
+ iterator_category _IterCategory;
_M_range_initialize(__first, __last, _IterCategory());
}
-
+
// Called by the second initialize_dispatch above
template<typename _InputIterator>
void
_M_range_initialize(_InputIterator __first,
- _InputIterator __last, input_iterator_tag)
+ _InputIterator __last, std::input_iterator_tag)
{
- for ( ; __first != __last; ++__first)
+ for (; __first != __last; ++__first)
push_back(*__first);
}
-
+
// Called by the second initialize_dispatch above
template<typename _ForwardIterator>
- void
+ void
_M_range_initialize(_ForwardIterator __first,
- _ForwardIterator __last, forward_iterator_tag)
+ _ForwardIterator __last, std::forward_iterator_tag)
{
- size_type __n = std::distance(__first, __last);
- this->_M_start = _M_allocate(__n);
- this->_M_end_of_storage = this->_M_start + __n;
- this->_M_finish = uninitialized_copy(__first, __last,
- this->_M_start);
+ const size_type __n = std::distance(__first, __last);
+ this->_M_impl._M_start = this->_M_allocate(__n);
+ this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;
+ this->_M_impl._M_finish =
+ std::__uninitialized_copy_a(__first, __last,
+ this->_M_impl._M_start,
+ _M_get_Tp_allocator());
}
-
-
+
+ // Called by the first initialize_dispatch above and by the
+ // vector(n,value,a) constructor.
+ void
+ _M_fill_initialize(size_type __n, const value_type& __value)
+ {
+ std::__uninitialized_fill_n_a(this->_M_impl._M_start, __n, __value,
+ _M_get_Tp_allocator());
+ this->_M_impl._M_finish = this->_M_impl._M_end_of_storage;
+ }
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ // Called by the vector(n) constructor.
+ void
+ _M_default_initialize(size_type __n)
+ {
+ std::__uninitialized_default_n_a(this->_M_impl._M_start, __n,
+ _M_get_Tp_allocator());
+ this->_M_impl._M_finish = this->_M_impl._M_end_of_storage;
+ }
+#endif
+
// Internal assign functions follow. The *_aux functions do the actual
// assignment work for the range versions.
-
+
// Called by the range assign to implement [23.1.1]/9
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 438. Ambiguity in the "do the right thing" clause
template<typename _Integer>
void
_M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
- {
- _M_fill_assign(static_cast<size_type>(__n),
- static_cast<value_type>(__val));
- }
-
+ { _M_fill_assign(__n, __val); }
+
// Called by the range assign to implement [23.1.1]/9
- template<typename _InputIter>
+ template<typename _InputIterator>
void
- _M_assign_dispatch(_InputIter __first, _InputIter __last, __false_type)
+ _M_assign_dispatch(_InputIterator __first, _InputIterator __last,
+ __false_type)
{
- typedef typename iterator_traits<_InputIter>::iterator_category
- _IterCategory;
+ typedef typename std::iterator_traits<_InputIterator>::
+ iterator_category _IterCategory;
_M_assign_aux(__first, __last, _IterCategory());
}
-
+
// Called by the second assign_dispatch above
template<typename _InputIterator>
- void
+ void
_M_assign_aux(_InputIterator __first, _InputIterator __last,
- input_iterator_tag);
-
+ std::input_iterator_tag);
+
// Called by the second assign_dispatch above
template<typename _ForwardIterator>
- void
+ void
_M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,
- forward_iterator_tag);
-
+ std::forward_iterator_tag);
+
// Called by assign(n,t), and the range assign when it turns out
// to be the same thing.
void
_M_fill_assign(size_type __n, const value_type& __val);
-
-
+
+
// Internal insert functions follow.
-
+
// Called by the range insert to implement [23.1.1]/9
+
+ // _GLIBCXX_RESOLVE_LIB_DEFECTS
+ // 438. Ambiguity in the "do the right thing" clause
template<typename _Integer>
void
_M_insert_dispatch(iterator __pos, _Integer __n, _Integer __val,
__true_type)
- {
- _M_fill_insert(__pos, static_cast<size_type>(__n),
- static_cast<value_type>(__val));
- }
-
+ { _M_fill_insert(__pos, __n, __val); }
+
// Called by the range insert to implement [23.1.1]/9
template<typename _InputIterator>
void
_M_insert_dispatch(iterator __pos, _InputIterator __first,
_InputIterator __last, __false_type)
{
- typedef typename iterator_traits<_InputIterator>::iterator_category
- _IterCategory;
+ typedef typename std::iterator_traits<_InputIterator>::
+ iterator_category _IterCategory;
_M_range_insert(__pos, __first, __last, _IterCategory());
}
-
+
// Called by the second insert_dispatch above
template<typename _InputIterator>
void
- _M_range_insert(iterator __pos, _InputIterator __first,
- _InputIterator __last, input_iterator_tag);
-
+ _M_range_insert(iterator __pos, _InputIterator __first,
+ _InputIterator __last, std::input_iterator_tag);
+
// Called by the second insert_dispatch above
template<typename _ForwardIterator>
void
- _M_range_insert(iterator __pos, _ForwardIterator __first,
- _ForwardIterator __last, forward_iterator_tag);
-
+ _M_range_insert(iterator __pos, _ForwardIterator __first,
+ _ForwardIterator __last, std::forward_iterator_tag);
+
// Called by insert(p,n,x), and the range insert when it turns out to be
// the same thing.
void
_M_fill_insert(iterator __pos, size_type __n, const value_type& __x);
-
+
+#ifdef __GXX_EXPERIMENTAL_CXX0X__
+ // Called by resize(n).
+ void
+ _M_default_append(size_type __n);
+
+ bool
+ _M_shrink_to_fit();
+#endif
+
// Called by insert(p,x)
+#ifndef __GXX_EXPERIMENTAL_CXX0X__
void
_M_insert_aux(iterator __position, const value_type& __x);
+#else
+ template<typename... _Args>
+ void
+ _M_insert_aux(iterator __position, _Args&&... __args);
+#endif
+
+ // Called by the latter.
+ size_type
+ _M_check_len(size_type __n, const char* __s) const
+ {
+ if (max_size() - size() < __n)
+ __throw_length_error(__N(__s));
+
+ const size_type __len = size() + std::max(size(), __n);
+ return (__len < size() || __len > max_size()) ? max_size() : __len;
+ }
+
+ // Internal erase functions follow.
+
+ // Called by erase(q1,q2), clear(), resize(), _M_fill_assign,
+ // _M_assign_aux.
+ void
+ _M_erase_at_end(pointer __pos)
+ {
+ std::_Destroy(__pos, this->_M_impl._M_finish, _M_get_Tp_allocator());
+ this->_M_impl._M_finish = __pos;
+ }
};
-
-
+
+
/**
* @brief Vector equality comparison.
* @param x A %vector.
*/
template<typename _Tp, typename _Alloc>
inline bool
- operator==(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
- {
- return __x.size() == __y.size() &&
- equal(__x.begin(), __x.end(), __y.begin());
- }
-
+ operator==(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
+ { return (__x.size() == __y.size()
+ && std::equal(__x.begin(), __x.end(), __y.begin())); }
+
/**
* @brief Vector ordering relation.
* @param x A %vector.
*/
template<typename _Tp, typename _Alloc>
inline bool
- operator<(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
- {
- return lexicographical_compare(__x.begin(), __x.end(),
- __y.begin(), __y.end());
- }
-
+ operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
+ { return std::lexicographical_compare(__x.begin(), __x.end(),
+ __y.begin(), __y.end()); }
+
/// Based on operator==
template<typename _Tp, typename _Alloc>
inline bool
- operator!=(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
+ operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
{ return !(__x == __y); }
-
+
/// Based on operator<
template<typename _Tp, typename _Alloc>
inline bool
- operator>(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
+ operator>(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
{ return __y < __x; }
-
+
/// Based on operator<
template<typename _Tp, typename _Alloc>
inline bool
- operator<=(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
+ operator<=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
{ return !(__y < __x); }
-
+
/// Based on operator<
template<typename _Tp, typename _Alloc>
inline bool
- operator>=(const vector<_Tp,_Alloc>& __x, const vector<_Tp,_Alloc>& __y)
+ operator>=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
{ return !(__x < __y); }
-
+
/// See std::vector::swap().
template<typename _Tp, typename _Alloc>
inline void
- swap(vector<_Tp,_Alloc>& __x, vector<_Tp,_Alloc>& __y)
+ swap(vector<_Tp, _Alloc>& __x, vector<_Tp, _Alloc>& __y)
{ __x.swap(__y); }
+
+_GLIBCXX_END_NAMESPACE_CONTAINER
} // namespace std
-#endif /* __GLIBCPP_INTERNAL_VECTOR_H */
+#endif /* _STL_VECTOR_H */