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vector
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vector
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// -*- C++ -*-
//===------------------------------ vector --------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_VECTOR
#define _LIBCPP_VECTOR
/*
vector synopsis
namespace std
{
template <class T, class Allocator = allocator<T> >
class vector
{
public:
typedef T value_type;
typedef Allocator allocator_type;
typedef typename allocator_type::reference reference;
typedef typename allocator_type::const_reference const_reference;
typedef implementation-defined iterator;
typedef implementation-defined const_iterator;
typedef typename allocator_type::size_type size_type;
typedef typename allocator_type::difference_type difference_type;
typedef typename allocator_type::pointer pointer;
typedef typename allocator_type::const_pointer const_pointer;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
vector()
noexcept(is_nothrow_default_constructible<allocator_type>::value);
explicit vector(const allocator_type&);
explicit vector(size_type n);
explicit vector(size_type n, const allocator_type&); // C++14
vector(size_type n, const value_type& value, const allocator_type& = allocator_type());
template <class InputIterator>
vector(InputIterator first, InputIterator last, const allocator_type& = allocator_type());
vector(const vector& x);
vector(vector&& x)
noexcept(is_nothrow_move_constructible<allocator_type>::value);
vector(initializer_list<value_type> il);
vector(initializer_list<value_type> il, const allocator_type& a);
~vector();
vector& operator=(const vector& x);
vector& operator=(vector&& x)
noexcept(
allocator_type::propagate_on_container_move_assignment::value ||
allocator_type::is_always_equal::value); // C++17
vector& operator=(initializer_list<value_type> il);
template <class InputIterator>
void assign(InputIterator first, InputIterator last);
void assign(size_type n, const value_type& u);
void assign(initializer_list<value_type> il);
allocator_type get_allocator() const noexcept;
iterator begin() noexcept;
const_iterator begin() const noexcept;
iterator end() noexcept;
const_iterator end() const noexcept;
reverse_iterator rbegin() noexcept;
const_reverse_iterator rbegin() const noexcept;
reverse_iterator rend() noexcept;
const_reverse_iterator rend() const noexcept;
const_iterator cbegin() const noexcept;
const_iterator cend() const noexcept;
const_reverse_iterator crbegin() const noexcept;
const_reverse_iterator crend() const noexcept;
size_type size() const noexcept;
size_type max_size() const noexcept;
size_type capacity() const noexcept;
bool empty() const noexcept;
void reserve(size_type n);
void shrink_to_fit() noexcept;
reference operator[](size_type n);
const_reference operator[](size_type n) const;
reference at(size_type n);
const_reference at(size_type n) const;
reference front();
const_reference front() const;
reference back();
const_reference back() const;
value_type* data() noexcept;
const value_type* data() const noexcept;
void push_back(const value_type& x);
void push_back(value_type&& x);
template <class... Args>
reference emplace_back(Args&&... args); // reference in C++17
void pop_back();
template <class... Args> iterator emplace(const_iterator position, Args&&... args);
iterator insert(const_iterator position, const value_type& x);
iterator insert(const_iterator position, value_type&& x);
iterator insert(const_iterator position, size_type n, const value_type& x);
template <class InputIterator>
iterator insert(const_iterator position, InputIterator first, InputIterator last);
iterator insert(const_iterator position, initializer_list<value_type> il);
iterator erase(const_iterator position);
iterator erase(const_iterator first, const_iterator last);
void clear() noexcept;
void resize(size_type sz);
void resize(size_type sz, const value_type& c);
void swap(vector&)
noexcept(allocator_traits<allocator_type>::propagate_on_container_swap::value ||
allocator_traits<allocator_type>::is_always_equal::value); // C++17
bool __invariants() const;
};
template <class Allocator = allocator<T> >
class vector<bool, Allocator>
{
public:
typedef bool value_type;
typedef Allocator allocator_type;
typedef implementation-defined iterator;
typedef implementation-defined const_iterator;
typedef typename allocator_type::size_type size_type;
typedef typename allocator_type::difference_type difference_type;
typedef iterator pointer;
typedef const_iterator const_pointer;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
class reference
{
public:
reference(const reference&) noexcept;
operator bool() const noexcept;
reference& operator=(bool x) noexcept;
reference& operator=(const reference& x) noexcept;
iterator operator&() const noexcept;
void flip() noexcept;
};
class const_reference
{
public:
const_reference(const reference&) noexcept;
operator bool() const noexcept;
const_iterator operator&() const noexcept;
};
vector()
noexcept(is_nothrow_default_constructible<allocator_type>::value);
explicit vector(const allocator_type&);
explicit vector(size_type n, const allocator_type& a = allocator_type()); // C++14
vector(size_type n, const value_type& value, const allocator_type& = allocator_type());
template <class InputIterator>
vector(InputIterator first, InputIterator last, const allocator_type& = allocator_type());
vector(const vector& x);
vector(vector&& x)
noexcept(is_nothrow_move_constructible<allocator_type>::value);
vector(initializer_list<value_type> il);
vector(initializer_list<value_type> il, const allocator_type& a);
~vector();
vector& operator=(const vector& x);
vector& operator=(vector&& x)
noexcept(
allocator_type::propagate_on_container_move_assignment::value ||
allocator_type::is_always_equal::value); // C++17
vector& operator=(initializer_list<value_type> il);
template <class InputIterator>
void assign(InputIterator first, InputIterator last);
void assign(size_type n, const value_type& u);
void assign(initializer_list<value_type> il);
allocator_type get_allocator() const noexcept;
iterator begin() noexcept;
const_iterator begin() const noexcept;
iterator end() noexcept;
const_iterator end() const noexcept;
reverse_iterator rbegin() noexcept;
const_reverse_iterator rbegin() const noexcept;
reverse_iterator rend() noexcept;
const_reverse_iterator rend() const noexcept;
const_iterator cbegin() const noexcept;
const_iterator cend() const noexcept;
const_reverse_iterator crbegin() const noexcept;
const_reverse_iterator crend() const noexcept;
size_type size() const noexcept;
size_type max_size() const noexcept;
size_type capacity() const noexcept;
bool empty() const noexcept;
void reserve(size_type n);
void shrink_to_fit() noexcept;
reference operator[](size_type n);
const_reference operator[](size_type n) const;
reference at(size_type n);
const_reference at(size_type n) const;
reference front();
const_reference front() const;
reference back();
const_reference back() const;
void push_back(const value_type& x);
template <class... Args> reference emplace_back(Args&&... args); // C++14; reference in C++17
void pop_back();
template <class... Args> iterator emplace(const_iterator position, Args&&... args); // C++14
iterator insert(const_iterator position, const value_type& x);
iterator insert(const_iterator position, size_type n, const value_type& x);
template <class InputIterator>
iterator insert(const_iterator position, InputIterator first, InputIterator last);
iterator insert(const_iterator position, initializer_list<value_type> il);
iterator erase(const_iterator position);
iterator erase(const_iterator first, const_iterator last);
void clear() noexcept;
void resize(size_type sz);
void resize(size_type sz, value_type x);
void swap(vector&)
noexcept(allocator_traits<allocator_type>::propagate_on_container_swap::value ||
allocator_traits<allocator_type>::is_always_equal::value); // C++17
void flip() noexcept;
bool __invariants() const;
};
template <class InputIterator, class Allocator = allocator<typename iterator_traits<InputIterator>::value_type>>
vector(InputIterator, InputIterator, Allocator = Allocator())
-> vector<typename iterator_traits<InputIterator>::value_type, Allocator>;
template <class Allocator> struct hash<std::vector<bool, Allocator>>;
template <class T, class Allocator> bool operator==(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator< (const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator!=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator> (const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator>=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator> bool operator<=(const vector<T,Allocator>& x, const vector<T,Allocator>& y);
template <class T, class Allocator>
void swap(vector<T,Allocator>& x, vector<T,Allocator>& y)
noexcept(noexcept(x.swap(y)));
template <class T, class Allocator, class U>
typename vector<T, Allocator>::size_type
erase(vector<T, Allocator>& c, const U& value); // C++20
template <class T, class Allocator, class Predicate>
typename vector<T, Allocator>::size_type
erase_if(vector<T, Allocator>& c, Predicate pred); // C++20
} // std
*/
#include <__config>
#include <__bit_reference>
#include <__debug>
#include <__functional_base>
#include <__iterator/wrap_iter.h>
#include <__split_buffer>
#include <__utility/forward.h>
#include <algorithm>
#include <climits>
#include <compare>
#include <cstdlib>
#include <cstring>
#include <initializer_list>
#include <iosfwd> // for forward declaration of vector
#include <limits>
#include <memory>
#include <stdexcept>
#include <type_traits>
#include <version>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_PUSH_MACROS
#include <__undef_macros>
_LIBCPP_BEGIN_NAMESPACE_STD
template <bool>
struct __vector_base_common;
template <>
struct __vector_base_common<true> {
// Both are defined in vector.cpp
_LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void __throw_length_error() const;
_LIBCPP_NORETURN _LIBCPP_EXPORTED_FROM_ABI void __throw_out_of_range() const;
};
template <class _Tp, class _Allocator>
class __vector_base
: protected __vector_base_common<true> // This base class is historical, but it needs to remain for ABI compatibility
{
public:
typedef _Allocator allocator_type;
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename __alloc_traits::size_type size_type;
protected:
typedef _Tp value_type;
typedef value_type& reference;
typedef const value_type& const_reference;
typedef typename __alloc_traits::difference_type difference_type;
typedef typename __alloc_traits::pointer pointer;
typedef typename __alloc_traits::const_pointer const_pointer;
typedef pointer iterator;
typedef const_pointer const_iterator;
pointer __begin_;
pointer __end_;
__compressed_pair<pointer, allocator_type> __end_cap_;
_LIBCPP_INLINE_VISIBILITY
allocator_type& __alloc() _NOEXCEPT
{return __end_cap_.second();}
_LIBCPP_INLINE_VISIBILITY
const allocator_type& __alloc() const _NOEXCEPT
{return __end_cap_.second();}
_LIBCPP_INLINE_VISIBILITY
pointer& __end_cap() _NOEXCEPT
{return __end_cap_.first();}
_LIBCPP_INLINE_VISIBILITY
const pointer& __end_cap() const _NOEXCEPT
{return __end_cap_.first();}
_LIBCPP_INLINE_VISIBILITY
__vector_base()
_NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value);
_LIBCPP_INLINE_VISIBILITY __vector_base(const allocator_type& __a);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY __vector_base(allocator_type&& __a) _NOEXCEPT;
#endif
~__vector_base();
_LIBCPP_INLINE_VISIBILITY
void clear() _NOEXCEPT {__destruct_at_end(__begin_);}
_LIBCPP_INLINE_VISIBILITY
size_type capacity() const _NOEXCEPT
{return static_cast<size_type>(__end_cap() - __begin_);}
_LIBCPP_INLINE_VISIBILITY
void __destruct_at_end(pointer __new_last) _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
void __copy_assign_alloc(const __vector_base& __c)
{__copy_assign_alloc(__c, integral_constant<bool,
__alloc_traits::propagate_on_container_copy_assignment::value>());}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(__vector_base& __c)
_NOEXCEPT_(
!__alloc_traits::propagate_on_container_move_assignment::value ||
is_nothrow_move_assignable<allocator_type>::value)
{__move_assign_alloc(__c, integral_constant<bool,
__alloc_traits::propagate_on_container_move_assignment::value>());}
_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI
void __throw_length_error() const {
#ifndef _LIBCPP_NO_EXCEPTIONS
__vector_base_common<true>::__throw_length_error();
#else
_VSTD::abort();
#endif
}
_LIBCPP_NORETURN _LIBCPP_HIDE_FROM_ABI
void __throw_out_of_range() const {
#ifndef _LIBCPP_NO_EXCEPTIONS
__vector_base_common<true>::__throw_out_of_range();
#else
_VSTD::abort();
#endif
}
private:
_LIBCPP_INLINE_VISIBILITY
void __copy_assign_alloc(const __vector_base& __c, true_type)
{
if (__alloc() != __c.__alloc())
{
clear();
__alloc_traits::deallocate(__alloc(), __begin_, capacity());
__begin_ = __end_ = __end_cap() = nullptr;
}
__alloc() = __c.__alloc();
}
_LIBCPP_INLINE_VISIBILITY
void __copy_assign_alloc(const __vector_base&, false_type)
{}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(__vector_base& __c, true_type)
_NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value)
{
__alloc() = _VSTD::move(__c.__alloc());
}
_LIBCPP_INLINE_VISIBILITY
void __move_assign_alloc(__vector_base&, false_type)
_NOEXCEPT
{}
};
template <class _Tp, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
__vector_base<_Tp, _Allocator>::__destruct_at_end(pointer __new_last) _NOEXCEPT
{
pointer __soon_to_be_end = __end_;
while (__new_last != __soon_to_be_end)
__alloc_traits::destroy(__alloc(), _VSTD::__to_address(--__soon_to_be_end));
__end_ = __new_last;
}
template <class _Tp, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
__vector_base<_Tp, _Allocator>::__vector_base()
_NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value)
: __begin_(nullptr),
__end_(nullptr),
__end_cap_(nullptr, __default_init_tag())
{
}
template <class _Tp, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
__vector_base<_Tp, _Allocator>::__vector_base(const allocator_type& __a)
: __begin_(nullptr),
__end_(nullptr),
__end_cap_(nullptr, __a)
{
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Tp, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
__vector_base<_Tp, _Allocator>::__vector_base(allocator_type&& __a) _NOEXCEPT
: __begin_(nullptr),
__end_(nullptr),
__end_cap_(nullptr, _VSTD::move(__a)) {}
#endif
template <class _Tp, class _Allocator>
__vector_base<_Tp, _Allocator>::~__vector_base()
{
if (__begin_ != nullptr)
{
clear();
__alloc_traits::deallocate(__alloc(), __begin_, capacity());
}
}
template <class _Tp, class _Allocator /* = allocator<_Tp> */>
class _LIBCPP_TEMPLATE_VIS vector
: private __vector_base<_Tp, _Allocator>
{
private:
typedef __vector_base<_Tp, _Allocator> __base;
typedef allocator<_Tp> __default_allocator_type;
public:
typedef vector __self;
typedef _Tp value_type;
typedef _Allocator allocator_type;
typedef typename __base::__alloc_traits __alloc_traits;
typedef typename __base::reference reference;
typedef typename __base::const_reference const_reference;
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 __wrap_iter<pointer> iterator;
typedef __wrap_iter<const_pointer> const_iterator;
typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
static_assert((is_same<typename allocator_type::value_type, value_type>::value),
"Allocator::value_type must be same type as value_type");
_LIBCPP_INLINE_VISIBILITY
vector() _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value)
{
#if _LIBCPP_DEBUG_LEVEL == 2
__get_db()->__insert_c(this);
#endif
}
_LIBCPP_INLINE_VISIBILITY explicit vector(const allocator_type& __a)
#if _LIBCPP_STD_VER <= 14
_NOEXCEPT_(is_nothrow_copy_constructible<allocator_type>::value)
#else
_NOEXCEPT
#endif
: __base(__a)
{
#if _LIBCPP_DEBUG_LEVEL == 2
__get_db()->__insert_c(this);
#endif
}
explicit vector(size_type __n);
#if _LIBCPP_STD_VER > 11
explicit vector(size_type __n, const allocator_type& __a);
#endif
vector(size_type __n, const value_type& __x);
vector(size_type __n, const value_type& __x, const allocator_type& __a);
template <class _InputIterator>
vector(_InputIterator __first,
typename enable_if<__is_cpp17_input_iterator <_InputIterator>::value &&
!__is_cpp17_forward_iterator<_InputIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_InputIterator>::reference>::value,
_InputIterator>::type __last);
template <class _InputIterator>
vector(_InputIterator __first, _InputIterator __last, const allocator_type& __a,
typename enable_if<__is_cpp17_input_iterator <_InputIterator>::value &&
!__is_cpp17_forward_iterator<_InputIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_InputIterator>::reference>::value>::type* = 0);
template <class _ForwardIterator>
vector(_ForwardIterator __first,
typename enable_if<__is_cpp17_forward_iterator<_ForwardIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_ForwardIterator>::reference>::value,
_ForwardIterator>::type __last);
template <class _ForwardIterator>
vector(_ForwardIterator __first, _ForwardIterator __last, const allocator_type& __a,
typename enable_if<__is_cpp17_forward_iterator<_ForwardIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_ForwardIterator>::reference>::value>::type* = 0);
_LIBCPP_INLINE_VISIBILITY
~vector()
{
__annotate_delete();
#if _LIBCPP_DEBUG_LEVEL == 2
__get_db()->__erase_c(this);
#endif
}
vector(const vector& __x);
vector(const vector& __x, const __identity_t<allocator_type>& __a);
_LIBCPP_INLINE_VISIBILITY
vector& operator=(const vector& __x);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
vector(initializer_list<value_type> __il);
_LIBCPP_INLINE_VISIBILITY
vector(initializer_list<value_type> __il, const allocator_type& __a);
_LIBCPP_INLINE_VISIBILITY
vector(vector&& __x)
#if _LIBCPP_STD_VER > 14
_NOEXCEPT;
#else
_NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value);
#endif
_LIBCPP_INLINE_VISIBILITY
vector(vector&& __x, const __identity_t<allocator_type>& __a);
_LIBCPP_INLINE_VISIBILITY
vector& operator=(vector&& __x)
_NOEXCEPT_((__noexcept_move_assign_container<_Allocator, __alloc_traits>::value));
_LIBCPP_INLINE_VISIBILITY
vector& operator=(initializer_list<value_type> __il)
{assign(__il.begin(), __il.end()); return *this;}
#endif // !_LIBCPP_CXX03_LANG
template <class _InputIterator>
typename enable_if
<
__is_cpp17_input_iterator <_InputIterator>::value &&
!__is_cpp17_forward_iterator<_InputIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_InputIterator>::reference>::value,
void
>::type
assign(_InputIterator __first, _InputIterator __last);
template <class _ForwardIterator>
typename enable_if
<
__is_cpp17_forward_iterator<_ForwardIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_ForwardIterator>::reference>::value,
void
>::type
assign(_ForwardIterator __first, _ForwardIterator __last);
void assign(size_type __n, const_reference __u);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
void assign(initializer_list<value_type> __il)
{assign(__il.begin(), __il.end());}
#endif
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT
{return this->__alloc();}
_LIBCPP_INLINE_VISIBILITY iterator begin() _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY const_iterator begin() const _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY iterator end() _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY const_iterator end() const _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
reverse_iterator rbegin() _NOEXCEPT
{return reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
const_reverse_iterator rbegin() const _NOEXCEPT
{return const_reverse_iterator(end());}
_LIBCPP_INLINE_VISIBILITY
reverse_iterator rend() _NOEXCEPT
{return reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
const_reverse_iterator rend() const _NOEXCEPT
{return const_reverse_iterator(begin());}
_LIBCPP_INLINE_VISIBILITY
const_iterator cbegin() const _NOEXCEPT
{return begin();}
_LIBCPP_INLINE_VISIBILITY
const_iterator cend() const _NOEXCEPT
{return end();}
_LIBCPP_INLINE_VISIBILITY
const_reverse_iterator crbegin() const _NOEXCEPT
{return rbegin();}
_LIBCPP_INLINE_VISIBILITY
const_reverse_iterator crend() const _NOEXCEPT
{return rend();}
_LIBCPP_INLINE_VISIBILITY
size_type size() const _NOEXCEPT
{return static_cast<size_type>(this->__end_ - this->__begin_);}
_LIBCPP_INLINE_VISIBILITY
size_type capacity() const _NOEXCEPT
{return __base::capacity();}
_LIBCPP_NODISCARD_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
bool empty() const _NOEXCEPT
{return this->__begin_ == this->__end_;}
size_type max_size() const _NOEXCEPT;
void reserve(size_type __n);
void shrink_to_fit() _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY reference operator[](size_type __n) _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY const_reference operator[](size_type __n) const _NOEXCEPT;
reference at(size_type __n);
const_reference at(size_type __n) const;
_LIBCPP_INLINE_VISIBILITY reference front() _NOEXCEPT
{
_LIBCPP_ASSERT(!empty(), "front() called on an empty vector");
return *this->__begin_;
}
_LIBCPP_INLINE_VISIBILITY const_reference front() const _NOEXCEPT
{
_LIBCPP_ASSERT(!empty(), "front() called on an empty vector");
return *this->__begin_;
}
_LIBCPP_INLINE_VISIBILITY reference back() _NOEXCEPT
{
_LIBCPP_ASSERT(!empty(), "back() called on an empty vector");
return *(this->__end_ - 1);
}
_LIBCPP_INLINE_VISIBILITY const_reference back() const _NOEXCEPT
{
_LIBCPP_ASSERT(!empty(), "back() called on an empty vector");
return *(this->__end_ - 1);
}
_LIBCPP_INLINE_VISIBILITY
value_type* data() _NOEXCEPT
{return _VSTD::__to_address(this->__begin_);}
_LIBCPP_INLINE_VISIBILITY
const value_type* data() const _NOEXCEPT
{return _VSTD::__to_address(this->__begin_);}
#ifdef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
void __emplace_back(const value_type& __x) { push_back(__x); }
#else
template <class _Arg>
_LIBCPP_INLINE_VISIBILITY
void __emplace_back(_Arg&& __arg) {
emplace_back(_VSTD::forward<_Arg>(__arg));
}
#endif
_LIBCPP_INLINE_VISIBILITY void push_back(const_reference __x);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY void push_back(value_type&& __x);
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
#if _LIBCPP_STD_VER > 14
reference emplace_back(_Args&&... __args);
#else
void emplace_back(_Args&&... __args);
#endif
#endif // !_LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
void pop_back();
iterator insert(const_iterator __position, const_reference __x);
#ifndef _LIBCPP_CXX03_LANG
iterator insert(const_iterator __position, value_type&& __x);
template <class... _Args>
iterator emplace(const_iterator __position, _Args&&... __args);
#endif // !_LIBCPP_CXX03_LANG
iterator insert(const_iterator __position, size_type __n, const_reference __x);
template <class _InputIterator>
typename enable_if
<
__is_cpp17_input_iterator <_InputIterator>::value &&
!__is_cpp17_forward_iterator<_InputIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_InputIterator>::reference>::value,
iterator
>::type
insert(const_iterator __position, _InputIterator __first, _InputIterator __last);
template <class _ForwardIterator>
typename enable_if
<
__is_cpp17_forward_iterator<_ForwardIterator>::value &&
is_constructible<
value_type,
typename iterator_traits<_ForwardIterator>::reference>::value,
iterator
>::type
insert(const_iterator __position, _ForwardIterator __first, _ForwardIterator __last);
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __position, initializer_list<value_type> __il)
{return insert(__position, __il.begin(), __il.end());}
#endif
_LIBCPP_INLINE_VISIBILITY iterator erase(const_iterator __position);
iterator erase(const_iterator __first, const_iterator __last);
_LIBCPP_INLINE_VISIBILITY
void clear() _NOEXCEPT
{
size_type __old_size = size();
__base::clear();
__annotate_shrink(__old_size);
__invalidate_all_iterators();
}
void resize(size_type __sz);
void resize(size_type __sz, const_reference __x);
void swap(vector&)
#if _LIBCPP_STD_VER >= 14
_NOEXCEPT;
#else
_NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value ||
__is_nothrow_swappable<allocator_type>::value);
#endif
bool __invariants() const;
#if _LIBCPP_DEBUG_LEVEL == 2
bool __dereferenceable(const const_iterator* __i) const;
bool __decrementable(const const_iterator* __i) const;
bool __addable(const const_iterator* __i, ptrdiff_t __n) const;
bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const;
#endif // _LIBCPP_DEBUG_LEVEL == 2
private:
_LIBCPP_INLINE_VISIBILITY void __invalidate_all_iterators();
_LIBCPP_INLINE_VISIBILITY void __invalidate_iterators_past(pointer __new_last);
void __vallocate(size_type __n);
void __vdeallocate() _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY size_type __recommend(size_type __new_size) const;
void __construct_at_end(size_type __n);
_LIBCPP_INLINE_VISIBILITY
void __construct_at_end(size_type __n, const_reference __x);
template <class _ForwardIterator>
typename enable_if
<
__is_cpp17_forward_iterator<_ForwardIterator>::value,
void
>::type
__construct_at_end(_ForwardIterator __first, _ForwardIterator __last, size_type __n);
void __append(size_type __n);
void __append(size_type __n, const_reference __x);
_LIBCPP_INLINE_VISIBILITY
iterator __make_iter(pointer __p) _NOEXCEPT;
_LIBCPP_INLINE_VISIBILITY
const_iterator __make_iter(const_pointer __p) const _NOEXCEPT;
void __swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v);
pointer __swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v, pointer __p);
void __move_range(pointer __from_s, pointer __from_e, pointer __to);
void __move_assign(vector& __c, true_type)
_NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value);
void __move_assign(vector& __c, false_type)
_NOEXCEPT_(__alloc_traits::is_always_equal::value);
_LIBCPP_INLINE_VISIBILITY
void __destruct_at_end(pointer __new_last) _NOEXCEPT
{
__invalidate_iterators_past(__new_last);
size_type __old_size = size();
__base::__destruct_at_end(__new_last);
__annotate_shrink(__old_size);
}
#ifndef _LIBCPP_CXX03_LANG
template <class _Up>
_LIBCPP_INLINE_VISIBILITY
inline void __push_back_slow_path(_Up&& __x);
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
inline void __emplace_back_slow_path(_Args&&... __args);
#else
template <class _Up>
_LIBCPP_INLINE_VISIBILITY
inline void __push_back_slow_path(_Up& __x);
#endif
// The following functions are no-ops outside of AddressSanitizer mode.
// We call annotatations only for the default Allocator because other allocators
// may not meet the AddressSanitizer alignment constraints.
// See the documentation for __sanitizer_annotate_contiguous_container for more details.
#ifndef _LIBCPP_HAS_NO_ASAN
void __annotate_contiguous_container(const void *__beg, const void *__end,
const void *__old_mid,
const void *__new_mid) const
{
if (__beg && is_same<allocator_type, __default_allocator_type>::value)
__sanitizer_annotate_contiguous_container(__beg, __end, __old_mid, __new_mid);
}
#else
_LIBCPP_INLINE_VISIBILITY
void __annotate_contiguous_container(const void*, const void*, const void*,
const void*) const _NOEXCEPT {}
#endif
_LIBCPP_INLINE_VISIBILITY
void __annotate_new(size_type __current_size) const _NOEXCEPT {
__annotate_contiguous_container(data(), data() + capacity(),
data() + capacity(), data() + __current_size);
}
_LIBCPP_INLINE_VISIBILITY
void __annotate_delete() const _NOEXCEPT {
__annotate_contiguous_container(data(), data() + capacity(),
data() + size(), data() + capacity());
}
_LIBCPP_INLINE_VISIBILITY
void __annotate_increase(size_type __n) const _NOEXCEPT
{
__annotate_contiguous_container(data(), data() + capacity(),
data() + size(), data() + size() + __n);
}
_LIBCPP_INLINE_VISIBILITY
void __annotate_shrink(size_type __old_size) const _NOEXCEPT
{
__annotate_contiguous_container(data(), data() + capacity(),
data() + __old_size, data() + size());
}
struct _ConstructTransaction {
explicit _ConstructTransaction(vector &__v, size_type __n)
: __v_(__v), __pos_(__v.__end_), __new_end_(__v.__end_ + __n) {
#ifndef _LIBCPP_HAS_NO_ASAN
__v_.__annotate_increase(__n);
#endif
}
~_ConstructTransaction() {
__v_.__end_ = __pos_;
#ifndef _LIBCPP_HAS_NO_ASAN
if (__pos_ != __new_end_) {
__v_.__annotate_shrink(__new_end_ - __v_.__begin_);
}
#endif
}
vector &__v_;
pointer __pos_;
const_pointer const __new_end_;
private:
_ConstructTransaction(_ConstructTransaction const&) = delete;
_ConstructTransaction& operator=(_ConstructTransaction const&) = delete;
};
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
void __construct_one_at_end(_Args&& ...__args) {
_ConstructTransaction __tx(*this, 1);
__alloc_traits::construct(this->__alloc(), _VSTD::__to_address(__tx.__pos_),
_VSTD::forward<_Args>(__args)...);
++__tx.__pos_;
}
};
#if _LIBCPP_STD_VER >= 17
template<class _InputIterator,
class _Alloc = allocator<__iter_value_type<_InputIterator>>,
class = enable_if_t<__is_allocator<_Alloc>::value>
>
vector(_InputIterator, _InputIterator)
-> vector<__iter_value_type<_InputIterator>, _Alloc>;
template<class _InputIterator,
class _Alloc,
class = enable_if_t<__is_allocator<_Alloc>::value>
>
vector(_InputIterator, _InputIterator, _Alloc)
-> vector<__iter_value_type<_InputIterator>, _Alloc>;
#endif
template <class _Tp, class _Allocator>
void
vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v)
{
__annotate_delete();
_VSTD::__construct_backward_with_exception_guarantees(this->__alloc(), this->__begin_, this->__end_, __v.__begin_);
_VSTD::swap(this->__begin_, __v.__begin_);
_VSTD::swap(this->__end_, __v.__end_);
_VSTD::swap(this->__end_cap(), __v.__end_cap());
__v.__first_ = __v.__begin_;
__annotate_new(size());
__invalidate_all_iterators();
}
template <class _Tp, class _Allocator>
typename vector<_Tp, _Allocator>::pointer
vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v, pointer __p)
{
__annotate_delete();
pointer __r = __v.__begin_;
_VSTD::__construct_backward_with_exception_guarantees(this->__alloc(), this->__begin_, __p, __v.__begin_);
_VSTD::__construct_forward_with_exception_guarantees(this->__alloc(), __p, this->__end_, __v.__end_);
_VSTD::swap(this->__begin_, __v.__begin_);
_VSTD::swap(this->__end_, __v.__end_);
_VSTD::swap(this->__end_cap(), __v.__end_cap());
__v.__first_ = __v.__begin_;
__annotate_new(size());
__invalidate_all_iterators();
return __r;
}
// Allocate space for __n objects
// throws length_error if __n > max_size()
// throws (probably bad_alloc) if memory run out
// Precondition: __begin_ == __end_ == __end_cap() == 0
// Precondition: __n > 0
// Postcondition: capacity() == __n
// Postcondition: size() == 0
template <class _Tp, class _Allocator>
void
vector<_Tp, _Allocator>::__vallocate(size_type __n)
{
if (__n > max_size())
this->__throw_length_error();
this->__begin_ = this->__end_ = __alloc_traits::allocate(this->__alloc(), __n);