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// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// 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_MAP
#define _LIBCPP_MAP
/*
map synopsis
namespace std
{
template <class Key, class T, class Compare = less<Key>,
class Allocator = allocator<pair<const Key, T>>>
class map
{
public:
// types:
typedef Key key_type;
typedef T mapped_type;
typedef pair<const key_type, mapped_type> value_type;
typedef Compare key_compare;
typedef Allocator allocator_type;
typedef typename allocator_type::reference reference;
typedef typename allocator_type::const_reference const_reference;
typedef typename allocator_type::pointer pointer;
typedef typename allocator_type::const_pointer const_pointer;
typedef typename allocator_type::size_type size_type;
typedef typename allocator_type::difference_type difference_type;
typedef implementation-defined iterator;
typedef implementation-defined const_iterator;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
typedef unspecified node_type; // C++17
typedef INSERT_RETURN_TYPE<iterator, node_type> insert_return_type; // C++17
class value_compare
{
friend class map;
protected:
key_compare comp;
value_compare(key_compare c);
public:
typedef bool result_type; // deprecated in C++17, removed in C++20
typedef value_type first_argument_type; // deprecated in C++17, removed in C++20
typedef value_type second_argument_type; // deprecated in C++17, removed in C++20
bool operator()(const value_type& x, const value_type& y) const;
};
// construct/copy/destroy:
map()
noexcept(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_default_constructible<key_compare>::value &&
is_nothrow_copy_constructible<key_compare>::value);
explicit map(const key_compare& comp);
map(const key_compare& comp, const allocator_type& a);
template <class InputIterator>
map(InputIterator first, InputIterator last,
const key_compare& comp = key_compare());
template <class InputIterator>
map(InputIterator first, InputIterator last,
const key_compare& comp, const allocator_type& a);
map(const map& m);
map(map&& m)
noexcept(
is_nothrow_move_constructible<allocator_type>::value &&
is_nothrow_move_constructible<key_compare>::value);
explicit map(const allocator_type& a);
map(const map& m, const allocator_type& a);
map(map&& m, const allocator_type& a);
map(initializer_list<value_type> il, const key_compare& comp = key_compare());
map(initializer_list<value_type> il, const key_compare& comp, const allocator_type& a);
template <class InputIterator>
map(InputIterator first, InputIterator last, const allocator_type& a)
: map(first, last, Compare(), a) {} // C++14
map(initializer_list<value_type> il, const allocator_type& a)
: map(il, Compare(), a) {} // C++14
~map();
map& operator=(const map& m);
map& operator=(map&& m)
noexcept(
allocator_type::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value &&
is_nothrow_move_assignable<key_compare>::value);
map& operator=(initializer_list<value_type> il);
// iterators:
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;
// capacity:
bool empty() const noexcept;
size_type size() const noexcept;
size_type max_size() const noexcept;
// element access:
mapped_type& operator[](const key_type& k);
mapped_type& operator[](key_type&& k);
mapped_type& at(const key_type& k);
const mapped_type& at(const key_type& k) const;
// modifiers:
template <class... Args>
pair<iterator, bool> emplace(Args&&... args);
template <class... Args>
iterator emplace_hint(const_iterator position, Args&&... args);
pair<iterator, bool> insert(const value_type& v);
pair<iterator, bool> insert( value_type&& v); // C++17
template <class P>
pair<iterator, bool> insert(P&& p);
iterator insert(const_iterator position, const value_type& v);
iterator insert(const_iterator position, value_type&& v); // C++17
template <class P>
iterator insert(const_iterator position, P&& p);
template <class InputIterator>
void insert(InputIterator first, InputIterator last);
void insert(initializer_list<value_type> il);
node_type extract(const_iterator position); // C++17
node_type extract(const key_type& x); // C++17
insert_return_type insert(node_type&& nh); // C++17
iterator insert(const_iterator hint, node_type&& nh); // C++17
template <class... Args>
pair<iterator, bool> try_emplace(const key_type& k, Args&&... args); // C++17
template <class... Args>
pair<iterator, bool> try_emplace(key_type&& k, Args&&... args); // C++17
template <class... Args>
iterator try_emplace(const_iterator hint, const key_type& k, Args&&... args); // C++17
template <class... Args>
iterator try_emplace(const_iterator hint, key_type&& k, Args&&... args); // C++17
template <class M>
pair<iterator, bool> insert_or_assign(const key_type& k, M&& obj); // C++17
template <class M>
pair<iterator, bool> insert_or_assign(key_type&& k, M&& obj); // C++17
template <class M>
iterator insert_or_assign(const_iterator hint, const key_type& k, M&& obj); // C++17
template <class M>
iterator insert_or_assign(const_iterator hint, key_type&& k, M&& obj); // C++17
iterator erase(const_iterator position);
iterator erase(iterator position); // C++14
size_type erase(const key_type& k);
iterator erase(const_iterator first, const_iterator last);
void clear() noexcept;
template<class C2>
void merge(map<Key, T, C2, Allocator>& source); // C++17
template<class C2>
void merge(map<Key, T, C2, Allocator>&& source); // C++17
template<class C2>
void merge(multimap<Key, T, C2, Allocator>& source); // C++17
template<class C2>
void merge(multimap<Key, T, C2, Allocator>&& source); // C++17
void swap(map& m)
noexcept(allocator_traits<allocator_type>::is_always_equal::value &&
is_nothrow_swappable<key_compare>::value); // C++17
// observers:
allocator_type get_allocator() const noexcept;
key_compare key_comp() const;
value_compare value_comp() const;
// map operations:
iterator find(const key_type& k);
const_iterator find(const key_type& k) const;
template<typename K>
iterator find(const K& x); // C++14
template<typename K>
const_iterator find(const K& x) const; // C++14
template<typename K>
size_type count(const K& x) const; // C++14
size_type count(const key_type& k) const;
bool contains(const key_type& x) const; // C++20
template<class K> bool contains(const K& x) const; // C++20
iterator lower_bound(const key_type& k);
const_iterator lower_bound(const key_type& k) const;
template<typename K>
iterator lower_bound(const K& x); // C++14
template<typename K>
const_iterator lower_bound(const K& x) const; // C++14
iterator upper_bound(const key_type& k);
const_iterator upper_bound(const key_type& k) const;
template<typename K>
iterator upper_bound(const K& x); // C++14
template<typename K>
const_iterator upper_bound(const K& x) const; // C++14
pair<iterator,iterator> equal_range(const key_type& k);
pair<const_iterator,const_iterator> equal_range(const key_type& k) const;
template<typename K>
pair<iterator,iterator> equal_range(const K& x); // C++14
template<typename K>
pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14
};
template <class InputIterator,
class Compare = less<iter_key_t<InputIterator>>,
class Allocator = allocator<iter_to_alloc_t<InputIterator>>>
map(InputIterator, InputIterator, Compare = Compare(), Allocator = Allocator())
-> map<iter_key_t<InputIterator>, iter_val_t<InputIterator>, Compare, Allocator>; // C++17
template<class Key, class T, class Compare = less<Key>,
class Allocator = allocator<pair<const Key, T>>>
map(initializer_list<pair<const Key, T>>, Compare = Compare(), Allocator = Allocator())
-> map<Key, T, Compare, Allocator>; // C++17
template <class InputIterator, class Allocator>
map(InputIterator, InputIterator, Allocator)
-> map<iter_key_t<InputIterator>, iter_val_t<InputIterator>, less<iter_key_t<InputIterator>>,
Allocator>; // C++17
template<class Key, class T, class Allocator>
map(initializer_list<pair<const Key, T>>, Allocator) -> map<Key, T, less<Key>, Allocator>; // C++17
template <class Key, class T, class Compare, class Allocator>
bool
operator==(const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y);
template <class Key, class T, class Compare, class Allocator>
bool
operator< (const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator!=(const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator> (const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator>=(const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator<=(const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // removed in C++20
template<class Key, class T, class Compare, class Allocator>
synth-three-way-result<pair<const Key, T>>
operator<=>(const map<Key, T, Compare, Allocator>& x,
const map<Key, T, Compare, Allocator>& y); // since C++20
// specialized algorithms:
template <class Key, class T, class Compare, class Allocator>
void
swap(map<Key, T, Compare, Allocator>& x, map<Key, T, Compare, Allocator>& y)
noexcept(noexcept(x.swap(y)));
template <class Key, class T, class Compare, class Allocator, class Predicate>
typename map<Key, T, Compare, Allocator>::size_type
erase_if(map<Key, T, Compare, Allocator>& c, Predicate pred); // C++20
template <class Key, class T, class Compare = less<Key>,
class Allocator = allocator<pair<const Key, T>>>
class multimap
{
public:
// types:
typedef Key key_type;
typedef T mapped_type;
typedef pair<const key_type,mapped_type> value_type;
typedef Compare key_compare;
typedef Allocator allocator_type;
typedef typename allocator_type::reference reference;
typedef typename allocator_type::const_reference const_reference;
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 implementation-defined iterator;
typedef implementation-defined const_iterator;
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
typedef unspecified node_type; // C++17
class value_compare
{
friend class multimap;
protected:
key_compare comp;
value_compare(key_compare c);
public:
typedef bool result_type; // deprecated in C++17, removed in C++20
typedef value_type first_argument_type; // deprecated in C++17, removed in C++20
typedef value_type second_argument_type; // deprecated in C++17, removed in C++20
bool operator()(const value_type& x, const value_type& y) const;
};
// construct/copy/destroy:
multimap()
noexcept(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_default_constructible<key_compare>::value &&
is_nothrow_copy_constructible<key_compare>::value);
explicit multimap(const key_compare& comp);
multimap(const key_compare& comp, const allocator_type& a);
template <class InputIterator>
multimap(InputIterator first, InputIterator last, const key_compare& comp);
template <class InputIterator>
multimap(InputIterator first, InputIterator last, const key_compare& comp,
const allocator_type& a);
multimap(const multimap& m);
multimap(multimap&& m)
noexcept(
is_nothrow_move_constructible<allocator_type>::value &&
is_nothrow_move_constructible<key_compare>::value);
explicit multimap(const allocator_type& a);
multimap(const multimap& m, const allocator_type& a);
multimap(multimap&& m, const allocator_type& a);
multimap(initializer_list<value_type> il, const key_compare& comp = key_compare());
multimap(initializer_list<value_type> il, const key_compare& comp,
const allocator_type& a);
template <class InputIterator>
multimap(InputIterator first, InputIterator last, const allocator_type& a)
: multimap(first, last, Compare(), a) {} // C++14
multimap(initializer_list<value_type> il, const allocator_type& a)
: multimap(il, Compare(), a) {} // C++14
~multimap();
multimap& operator=(const multimap& m);
multimap& operator=(multimap&& m)
noexcept(
allocator_type::propagate_on_container_move_assignment::value &&
is_nothrow_move_assignable<allocator_type>::value &&
is_nothrow_move_assignable<key_compare>::value);
multimap& operator=(initializer_list<value_type> il);
// iterators:
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;
// capacity:
bool empty() const noexcept;
size_type size() const noexcept;
size_type max_size() const noexcept;
// modifiers:
template <class... Args>
iterator emplace(Args&&... args);
template <class... Args>
iterator emplace_hint(const_iterator position, Args&&... args);
iterator insert(const value_type& v);
iterator insert( value_type&& v); // C++17
template <class P>
iterator insert(P&& p);
iterator insert(const_iterator position, const value_type& v);
iterator insert(const_iterator position, value_type&& v); // C++17
template <class P>
iterator insert(const_iterator position, P&& p);
template <class InputIterator>
void insert(InputIterator first, InputIterator last);
void insert(initializer_list<value_type> il);
node_type extract(const_iterator position); // C++17
node_type extract(const key_type& x); // C++17
iterator insert(node_type&& nh); // C++17
iterator insert(const_iterator hint, node_type&& nh); // C++17
iterator erase(const_iterator position);
iterator erase(iterator position); // C++14
size_type erase(const key_type& k);
iterator erase(const_iterator first, const_iterator last);
void clear() noexcept;
template<class C2>
void merge(multimap<Key, T, C2, Allocator>& source); // C++17
template<class C2>
void merge(multimap<Key, T, C2, Allocator>&& source); // C++17
template<class C2>
void merge(map<Key, T, C2, Allocator>& source); // C++17
template<class C2>
void merge(map<Key, T, C2, Allocator>&& source); // C++17
void swap(multimap& m)
noexcept(allocator_traits<allocator_type>::is_always_equal::value &&
is_nothrow_swappable<key_compare>::value); // C++17
// observers:
allocator_type get_allocator() const noexcept;
key_compare key_comp() const;
value_compare value_comp() const;
// map operations:
iterator find(const key_type& k);
const_iterator find(const key_type& k) const;
template<typename K>
iterator find(const K& x); // C++14
template<typename K>
const_iterator find(const K& x) const; // C++14
template<typename K>
size_type count(const K& x) const; // C++14
size_type count(const key_type& k) const;
bool contains(const key_type& x) const; // C++20
template<class K> bool contains(const K& x) const; // C++20
iterator lower_bound(const key_type& k);
const_iterator lower_bound(const key_type& k) const;
template<typename K>
iterator lower_bound(const K& x); // C++14
template<typename K>
const_iterator lower_bound(const K& x) const; // C++14
iterator upper_bound(const key_type& k);
const_iterator upper_bound(const key_type& k) const;
template<typename K>
iterator upper_bound(const K& x); // C++14
template<typename K>
const_iterator upper_bound(const K& x) const; // C++14
pair<iterator,iterator> equal_range(const key_type& k);
pair<const_iterator,const_iterator> equal_range(const key_type& k) const;
template<typename K>
pair<iterator,iterator> equal_range(const K& x); // C++14
template<typename K>
pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14
};
template <class InputIterator,
class Compare = less<iter_key_t<InputIterator>>,
class Allocator = allocator<iter_to_alloc_t<InputIterator>>>
multimap(InputIterator, InputIterator, Compare = Compare(), Allocator = Allocator())
-> multimap<iter_key_t<InputIterator>, iter_val_t<InputIterator>, Compare, Allocator>; // C++17
template<class Key, class T, class Compare = less<Key>,
class Allocator = allocator<pair<const Key, T>>>
multimap(initializer_list<pair<const Key, T>>, Compare = Compare(), Allocator = Allocator())
-> multimap<Key, T, Compare, Allocator>; // C++17
template <class InputIterator, class Allocator>
multimap(InputIterator, InputIterator, Allocator)
-> multimap<iter_key_t<InputIterator>, iter_val_t<InputIterator>,
less<iter_key_t<InputIterator>>, Allocator>; // C++17
template<class Key, class T, class Allocator>
multimap(initializer_list<pair<const Key, T>>, Allocator)
-> multimap<Key, T, less<Key>, Allocator>; // C++17
template <class Key, class T, class Compare, class Allocator>
bool
operator==(const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y);
template <class Key, class T, class Compare, class Allocator>
bool
operator< (const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator!=(const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator> (const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator>=(const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // removed in C++20
template <class Key, class T, class Compare, class Allocator>
bool
operator<=(const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // removed in C++20
template<class Key, class T, class Compare, class Allocator>
synth-three-way-result<pair<const Key, T>>
operator<=>(const multimap<Key, T, Compare, Allocator>& x,
const multimap<Key, T, Compare, Allocator>& y); // since c++20
// specialized algorithms:
template <class Key, class T, class Compare, class Allocator>
void
swap(multimap<Key, T, Compare, Allocator>& x,
multimap<Key, T, Compare, Allocator>& y)
noexcept(noexcept(x.swap(y)));
template <class Key, class T, class Compare, class Allocator, class Predicate>
typename multimap<Key, T, Compare, Allocator>::size_type
erase_if(multimap<Key, T, Compare, Allocator>& c, Predicate pred); // C++20
} // std
*/
#include <__algorithm/equal.h>
#include <__algorithm/lexicographical_compare.h>
#include <__algorithm/lexicographical_compare_three_way.h>
#include <__assert> // all public C++ headers provide the assertion handler
#include <__config>
#include <__functional/binary_function.h>
#include <__functional/is_transparent.h>
#include <__functional/operations.h>
#include <__iterator/erase_if_container.h>
#include <__iterator/iterator_traits.h>
#include <__iterator/reverse_iterator.h>
#include <__memory/addressof.h>
#include <__memory/allocator.h>
#include <__memory_resource/polymorphic_allocator.h>
#include <__node_handle>
#include <__tree>
#include <__type_traits/is_allocator.h>
#include <__utility/forward.h>
#include <__utility/piecewise_construct.h>
#include <__utility/swap.h>
#include <tuple>
#include <version>
// standard-mandated includes
// [iterator.range]
#include <__iterator/access.h>
#include <__iterator/data.h>
#include <__iterator/empty.h>
#include <__iterator/reverse_access.h>
#include <__iterator/size.h>
// [associative.map.syn]
#include <compare>
#include <initializer_list>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _Key, class _CP, class _Compare,
bool = is_empty<_Compare>::value && !__libcpp_is_final<_Compare>::value>
class __map_value_compare
: private _Compare
{
public:
_LIBCPP_INLINE_VISIBILITY
__map_value_compare()
_NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value)
: _Compare() {}
_LIBCPP_INLINE_VISIBILITY
__map_value_compare(_Compare __c)
_NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value)
: _Compare(__c) {}
_LIBCPP_INLINE_VISIBILITY
const _Compare& key_comp() const _NOEXCEPT {return *this;}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _CP& __y) const
{return static_cast<const _Compare&>(*this)(__x.__get_value().first, __y.__get_value().first);}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _Key& __y) const
{return static_cast<const _Compare&>(*this)(__x.__get_value().first, __y);}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _Key& __x, const _CP& __y) const
{return static_cast<const _Compare&>(*this)(__x, __y.__get_value().first);}
void swap(__map_value_compare& __y)
_NOEXCEPT_(__is_nothrow_swappable<_Compare>::value)
{
using _VSTD::swap;
swap(static_cast<_Compare&>(*this), static_cast<_Compare&>(__y));
}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _K2& __x, const _CP& __y) const
{return static_cast<const _Compare&>(*this)(__x, __y.__get_value().first);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _K2& __y) const
{return static_cast<const _Compare&>(*this)(__x.__get_value().first, __y);}
#endif
};
template <class _Key, class _CP, class _Compare>
class __map_value_compare<_Key, _CP, _Compare, false>
{
_Compare __comp_;
public:
_LIBCPP_INLINE_VISIBILITY
__map_value_compare()
_NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value)
: __comp_() {}
_LIBCPP_INLINE_VISIBILITY
__map_value_compare(_Compare __c)
_NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value)
: __comp_(__c) {}
_LIBCPP_INLINE_VISIBILITY
const _Compare& key_comp() const _NOEXCEPT {return __comp_;}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _CP& __y) const
{return __comp_(__x.__get_value().first, __y.__get_value().first);}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _Key& __y) const
{return __comp_(__x.__get_value().first, __y);}
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _Key& __x, const _CP& __y) const
{return __comp_(__x, __y.__get_value().first);}
void swap(__map_value_compare& __y)
_NOEXCEPT_(__is_nothrow_swappable<_Compare>::value)
{
using _VSTD::swap;
swap(__comp_, __y.__comp_);
}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _K2& __x, const _CP& __y) const
{return __comp_(__x, __y.__get_value().first);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
bool operator()(const _CP& __x, const _K2& __y) const
{return __comp_(__x.__get_value().first, __y);}
#endif
};
template <class _Key, class _CP, class _Compare, bool __b>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(__map_value_compare<_Key, _CP, _Compare, __b>& __x,
__map_value_compare<_Key, _CP, _Compare, __b>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
{
__x.swap(__y);
}
template <class _Allocator>
class __map_node_destructor
{
typedef _Allocator allocator_type;
typedef allocator_traits<allocator_type> __alloc_traits;
public:
typedef typename __alloc_traits::pointer pointer;
private:
allocator_type& __na_;
__map_node_destructor& operator=(const __map_node_destructor&);
public:
bool __first_constructed;
bool __second_constructed;
_LIBCPP_INLINE_VISIBILITY
explicit __map_node_destructor(allocator_type& __na) _NOEXCEPT
: __na_(__na),
__first_constructed(false),
__second_constructed(false)
{}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
__map_node_destructor(__tree_node_destructor<allocator_type>&& __x) _NOEXCEPT
: __na_(__x.__na_),
__first_constructed(__x.__value_constructed),
__second_constructed(__x.__value_constructed)
{
__x.__value_constructed = false;
}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
void operator()(pointer __p) _NOEXCEPT
{
if (__second_constructed)
__alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__get_value().second));
if (__first_constructed)
__alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__get_value().first));
if (__p)
__alloc_traits::deallocate(__na_, __p, 1);
}
};
template <class _Key, class _Tp, class _Compare, class _Allocator>
class map;
template <class _Key, class _Tp, class _Compare, class _Allocator>
class multimap;
template <class _TreeIterator> class __map_const_iterator;
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp>
struct _LIBCPP_STANDALONE_DEBUG __value_type
{
typedef _Key key_type;
typedef _Tp mapped_type;
typedef pair<const key_type, mapped_type> value_type;
typedef pair<key_type&, mapped_type&> __nc_ref_pair_type;
typedef pair<key_type&&, mapped_type&&> __nc_rref_pair_type;
private:
value_type __cc_;
public:
_LIBCPP_INLINE_VISIBILITY
value_type& __get_value()
{
#if _LIBCPP_STD_VER >= 17
return *_VSTD::launder(_VSTD::addressof(__cc_));
#else
return __cc_;
#endif
}
_LIBCPP_INLINE_VISIBILITY
const value_type& __get_value() const
{
#if _LIBCPP_STD_VER >= 17
return *_VSTD::launder(_VSTD::addressof(__cc_));
#else
return __cc_;
#endif
}
_LIBCPP_INLINE_VISIBILITY
__nc_ref_pair_type __ref()
{
value_type& __v = __get_value();
return __nc_ref_pair_type(const_cast<key_type&>(__v.first), __v.second);
}
_LIBCPP_INLINE_VISIBILITY
__nc_rref_pair_type __move()
{
value_type& __v = __get_value();
return __nc_rref_pair_type(
_VSTD::move(const_cast<key_type&>(__v.first)),
_VSTD::move(__v.second));
}
_LIBCPP_INLINE_VISIBILITY
__value_type& operator=(const __value_type& __v)
{
__ref() = __v.__get_value();
return *this;
}
_LIBCPP_INLINE_VISIBILITY
__value_type& operator=(__value_type&& __v)
{
__ref() = __v.__move();
return *this;
}
template <class _ValueTp,
class = __enable_if_t<__is_same_uncvref<_ValueTp, value_type>::value>
>
_LIBCPP_INLINE_VISIBILITY
__value_type& operator=(_ValueTp&& __v)
{
__ref() = _VSTD::forward<_ValueTp>(__v);
return *this;
}
private:
__value_type() = delete;
~__value_type() = delete;
__value_type(const __value_type&) = delete;
__value_type(__value_type&&) = delete;
};
#else
template <class _Key, class _Tp>
struct __value_type
{
typedef _Key key_type;
typedef _Tp mapped_type;
typedef pair<const key_type, mapped_type> value_type;
private:
value_type __cc_;
public:
_LIBCPP_INLINE_VISIBILITY
value_type& __get_value() { return __cc_; }
_LIBCPP_INLINE_VISIBILITY
const value_type& __get_value() const { return __cc_; }
private:
__value_type();
__value_type(__value_type const&);
__value_type& operator=(__value_type const&);
~__value_type();
};
#endif // _LIBCPP_CXX03_LANG
template <class _Tp>
struct __extract_key_value_types;
template <class _Key, class _Tp>
struct __extract_key_value_types<__value_type<_Key, _Tp> >
{
typedef _Key const __key_type;
typedef _Tp __mapped_type;
};
template <class _TreeIterator>
class _LIBCPP_TEMPLATE_VIS __map_iterator
{
typedef typename _TreeIterator::_NodeTypes _NodeTypes;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
_TreeIterator __i_;
public:
typedef bidirectional_iterator_tag iterator_category;
typedef typename _NodeTypes::__map_value_type value_type;
typedef typename _TreeIterator::difference_type difference_type;
typedef value_type& reference;
typedef typename _NodeTypes::__map_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY
__map_iterator() _NOEXCEPT {}
_LIBCPP_INLINE_VISIBILITY
__map_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {}
_LIBCPP_INLINE_VISIBILITY
reference operator*() const {return __i_->__get_value();}
_LIBCPP_INLINE_VISIBILITY
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__get_value());}
_LIBCPP_INLINE_VISIBILITY
__map_iterator& operator++() {++__i_; return *this;}
_LIBCPP_INLINE_VISIBILITY
__map_iterator operator++(int)
{
__map_iterator __t(*this);
++(*this);
return __t;
}
_LIBCPP_INLINE_VISIBILITY
__map_iterator& operator--() {--__i_; return *this;}
_LIBCPP_INLINE_VISIBILITY
__map_iterator operator--(int)
{
__map_iterator __t(*this);
--(*this);
return __t;
}
friend _LIBCPP_INLINE_VISIBILITY
bool operator==(const __map_iterator& __x, const __map_iterator& __y)
{return __x.__i_ == __y.__i_;}
friend
_LIBCPP_INLINE_VISIBILITY
bool operator!=(const __map_iterator& __x, const __map_iterator& __y)
{return __x.__i_ != __y.__i_;}
template <class, class, class, class> friend class _LIBCPP_TEMPLATE_VIS map;
template <class, class, class, class> friend class _LIBCPP_TEMPLATE_VIS multimap;
template <class> friend class _LIBCPP_TEMPLATE_VIS __map_const_iterator;
};
template <class _TreeIterator>
class _LIBCPP_TEMPLATE_VIS __map_const_iterator
{
typedef typename _TreeIterator::_NodeTypes _NodeTypes;
typedef typename _TreeIterator::__pointer_traits __pointer_traits;
_TreeIterator __i_;
public:
typedef bidirectional_iterator_tag iterator_category;
typedef typename _NodeTypes::__map_value_type value_type;
typedef typename _TreeIterator::difference_type difference_type;
typedef const value_type& reference;
typedef typename _NodeTypes::__const_map_value_type_pointer pointer;
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator() _NOEXCEPT {}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator(__map_iterator<
typename _TreeIterator::__non_const_iterator> __i) _NOEXCEPT
: __i_(__i.__i_) {}
_LIBCPP_INLINE_VISIBILITY
reference operator*() const {return __i_->__get_value();}
_LIBCPP_INLINE_VISIBILITY
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__get_value());}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator& operator++() {++__i_; return *this;}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator operator++(int)
{
__map_const_iterator __t(*this);
++(*this);
return __t;
}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator& operator--() {--__i_; return *this;}
_LIBCPP_INLINE_VISIBILITY
__map_const_iterator operator--(int)
{
__map_const_iterator __t(*this);
--(*this);
return __t;
}
friend _LIBCPP_INLINE_VISIBILITY
bool operator==(const __map_const_iterator& __x, const __map_const_iterator& __y)
{return __x.__i_ == __y.__i_;}
friend _LIBCPP_INLINE_VISIBILITY
bool operator!=(const __map_const_iterator& __x, const __map_const_iterator& __y)
{return __x.__i_ != __y.__i_;}
template <class, class, class, class> friend class _LIBCPP_TEMPLATE_VIS map;
template <class, class, class, class> friend class _LIBCPP_TEMPLATE_VIS multimap;
template <class, class, class> friend class _LIBCPP_TEMPLATE_VIS __tree_const_iterator;
};
template <class _Key, class _Tp, class _Compare = less<_Key>,
class _Allocator = allocator<pair<const _Key, _Tp> > >
class _LIBCPP_TEMPLATE_VIS map
{
public:
// types:
typedef _Key key_type;
typedef _Tp mapped_type;
typedef pair<const key_type, mapped_type> value_type;
typedef __type_identity_t<_Compare> key_compare;
typedef __type_identity_t<_Allocator> allocator_type;
typedef value_type& reference;
typedef const value_type& const_reference;
static_assert((is_same<typename allocator_type::value_type, value_type>::value),
"Allocator::value_type must be same type as value_type");
class _LIBCPP_TEMPLATE_VIS value_compare
: public __binary_function<value_type, value_type, bool>
{
friend class map;
protected:
key_compare comp;
_LIBCPP_INLINE_VISIBILITY value_compare(key_compare __c) : comp(__c) {}
public:
_LIBCPP_INLINE_VISIBILITY
bool operator()(const value_type& __x, const value_type& __y) const
{return comp(__x.first, __y.first);}
};
private:
typedef _VSTD::__value_type<key_type, mapped_type> __value_type;
typedef __map_value_compare<key_type, __value_type, key_compare> __vc;
typedef __rebind_alloc<allocator_traits<allocator_type>, __value_type> __allocator_type;
typedef __tree<__value_type, __vc, __allocator_type> __base;
typedef typename __base::__node_traits __node_traits;
typedef allocator_traits<allocator_type> __alloc_traits;
static_assert(is_same<allocator_type, __rebind_alloc<__alloc_traits, value_type> >::value,
"[allocator.requirements] states that rebinding an allocator to the same type should result in the "
"original allocator");
__base __tree_;
public:
typedef typename __alloc_traits::pointer pointer;
typedef typename __alloc_traits::const_pointer const_pointer;
typedef typename __alloc_traits::size_type size_type;
typedef typename __alloc_traits::difference_type difference_type;
typedef __map_iterator<typename __base::iterator> iterator;
typedef __map_const_iterator<typename __base::const_iterator> const_iterator;
typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
#if _LIBCPP_STD_VER >= 17
typedef __map_node_handle<typename __base::__node, allocator_type> node_type;
typedef __insert_return_type<iterator, node_type> insert_return_type;
#endif
template <class _Key2, class _Value2, class _Comp2, class _Alloc2>
friend class _LIBCPP_TEMPLATE_VIS map;
template <class _Key2, class _Value2, class _Comp2, class _Alloc2>
friend class _LIBCPP_TEMPLATE_VIS multimap;
_LIBCPP_INLINE_VISIBILITY
map()
_NOEXCEPT_(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_default_constructible<key_compare>::value &&
is_nothrow_copy_constructible<key_compare>::value)
: __tree_(__vc(key_compare())) {}
_LIBCPP_INLINE_VISIBILITY
explicit map(const key_compare& __comp)
_NOEXCEPT_(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_copy_constructible<key_compare>::value)
: __tree_(__vc(__comp)) {}
_LIBCPP_INLINE_VISIBILITY
explicit map(const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a)) {}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
map(_InputIterator __f, _InputIterator __l,
const key_compare& __comp = key_compare())
: __tree_(__vc(__comp))
{
insert(__f, __l);
}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
map(_InputIterator __f, _InputIterator __l,
const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__f, __l);
}
#if _LIBCPP_STD_VER >= 14
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
map(_InputIterator __f, _InputIterator __l, const allocator_type& __a)
: map(__f, __l, key_compare(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
map(const map& __m)
: __tree_(__m.__tree_)
{
insert(__m.begin(), __m.end());
}
_LIBCPP_INLINE_VISIBILITY
map& operator=(const map& __m)
{
#ifndef _LIBCPP_CXX03_LANG
__tree_ = __m.__tree_;
#else
if (this != _VSTD::addressof(__m)) {
__tree_.clear();
__tree_.value_comp() = __m.__tree_.value_comp();
__tree_.__copy_assign_alloc(__m.__tree_);
insert(__m.begin(), __m.end());
}
#endif
return *this;
}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
map(map&& __m)
_NOEXCEPT_(is_nothrow_move_constructible<__base>::value)
: __tree_(_VSTD::move(__m.__tree_))
{
}
map(map&& __m, const allocator_type& __a);
_LIBCPP_INLINE_VISIBILITY
map& operator=(map&& __m)
_NOEXCEPT_(is_nothrow_move_assignable<__base>::value)
{
__tree_ = _VSTD::move(__m.__tree_);
return *this;
}
_LIBCPP_INLINE_VISIBILITY
map(initializer_list<value_type> __il, const key_compare& __comp = key_compare())
: __tree_(__vc(__comp))
{
insert(__il.begin(), __il.end());
}
_LIBCPP_INLINE_VISIBILITY
map(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__il.begin(), __il.end());
}
#if _LIBCPP_STD_VER >= 14
_LIBCPP_INLINE_VISIBILITY
map(initializer_list<value_type> __il, const allocator_type& __a)
: map(__il, key_compare(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
map& operator=(initializer_list<value_type> __il)
{
__tree_.__assign_unique(__il.begin(), __il.end());
return *this;
}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
explicit map(const allocator_type& __a)
: __tree_(typename __base::allocator_type(__a))
{
}
_LIBCPP_INLINE_VISIBILITY
map(const map& __m, const allocator_type& __a)
: __tree_(__m.__tree_.value_comp(), typename __base::allocator_type(__a))
{
insert(__m.begin(), __m.end());
}
_LIBCPP_INLINE_VISIBILITY
~map() {
static_assert(sizeof(__diagnose_non_const_comparator<_Key, _Compare>()), "");
}
_LIBCPP_INLINE_VISIBILITY
iterator begin() _NOEXCEPT {return __tree_.begin();}
_LIBCPP_INLINE_VISIBILITY
const_iterator begin() const _NOEXCEPT {return __tree_.begin();}
_LIBCPP_INLINE_VISIBILITY
iterator end() _NOEXCEPT {return __tree_.end();}
_LIBCPP_INLINE_VISIBILITY
const_iterator end() const _NOEXCEPT {return __tree_.end();}
_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_NODISCARD_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
bool empty() const _NOEXCEPT {return __tree_.size() == 0;}
_LIBCPP_INLINE_VISIBILITY
size_type size() const _NOEXCEPT {return __tree_.size();}
_LIBCPP_INLINE_VISIBILITY
size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
mapped_type& operator[](const key_type& __k);
#ifndef _LIBCPP_CXX03_LANG
mapped_type& operator[](key_type&& __k);
#endif
mapped_type& at(const key_type& __k);
const mapped_type& at(const key_type& __k) const;
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT {return allocator_type(__tree_.__alloc());}
_LIBCPP_INLINE_VISIBILITY
key_compare key_comp() const {return __tree_.value_comp().key_comp();}
_LIBCPP_INLINE_VISIBILITY
value_compare value_comp() const {return value_compare(__tree_.value_comp().key_comp());}
#ifndef _LIBCPP_CXX03_LANG
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> emplace(_Args&& ...__args) {
return __tree_.__emplace_unique(_VSTD::forward<_Args>(__args)...);
}
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
iterator emplace_hint(const_iterator __p, _Args&& ...__args) {
return __tree_.__emplace_hint_unique(__p.__i_, _VSTD::forward<_Args>(__args)...);
}
template <class _Pp,
class = __enable_if_t<is_constructible<value_type, _Pp>::value> >
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert(_Pp&& __p)
{return __tree_.__insert_unique(_VSTD::forward<_Pp>(__p));}
template <class _Pp,
class = __enable_if_t<is_constructible<value_type, _Pp>::value> >
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __pos, _Pp&& __p)
{return __tree_.__insert_unique(__pos.__i_, _VSTD::forward<_Pp>(__p));}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
insert(const value_type& __v) {return __tree_.__insert_unique(__v);}
_LIBCPP_INLINE_VISIBILITY
iterator
insert(const_iterator __p, const value_type& __v)
{return __tree_.__insert_unique(__p.__i_, __v);}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool>
insert(value_type&& __v) {return __tree_.__insert_unique(_VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_unique(__p.__i_, _VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
void insert(initializer_list<value_type> __il)
{insert(__il.begin(), __il.end());}
#endif
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __f, _InputIterator __l)
{
for (const_iterator __e = cend(); __f != __l; ++__f)
insert(__e.__i_, *__f);
}
#if _LIBCPP_STD_VER >= 17
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(const key_type& __k, _Args&&... __args)
{
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> try_emplace(key_type&& __k, _Args&&... __args)
{
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...));
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, const key_type& __k, _Args&&... __args)
{
return __tree_.__emplace_hint_unique_key_args(__h.__i_, __k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)).first;
}
template <class... _Args>
_LIBCPP_INLINE_VISIBILITY
iterator try_emplace(const_iterator __h, key_type&& __k, _Args&&... __args)
{
return __tree_.__emplace_hint_unique_key_args(__h.__i_, __k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)).first;
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert_or_assign(const key_type& __k, _Vp&& __v)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
{
__p->second = _VSTD::forward<_Vp>(__v);
return _VSTD::make_pair(__p, false);
}
return _VSTD::make_pair(emplace_hint(__p, __k, _VSTD::forward<_Vp>(__v)), true);
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY
pair<iterator, bool> insert_or_assign(key_type&& __k, _Vp&& __v)
{
iterator __p = lower_bound(__k);
if ( __p != end() && !key_comp()(__k, __p->first))
{
__p->second = _VSTD::forward<_Vp>(__v);
return _VSTD::make_pair(__p, false);
}
return _VSTD::make_pair(emplace_hint(__p, _VSTD::move(__k), _VSTD::forward<_Vp>(__v)), true);
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY iterator insert_or_assign(const_iterator __h,
const key_type& __k,
_Vp&& __v) {
auto [__r, __inserted] = __tree_.__emplace_hint_unique_key_args(
__h.__i_, __k, __k, _VSTD::forward<_Vp>(__v));
if (!__inserted)
__r->__get_value().second = _VSTD::forward<_Vp>(__v);
return __r;
}
template <class _Vp>
_LIBCPP_INLINE_VISIBILITY iterator insert_or_assign(const_iterator __h,
key_type&& __k,
_Vp&& __v) {
auto [__r, __inserted] = __tree_.__emplace_hint_unique_key_args(
__h.__i_, __k, _VSTD::move(__k), _VSTD::forward<_Vp>(__v));
if (!__inserted)
__r->__get_value().second = _VSTD::forward<_Vp>(__v);
return __r;
}
#endif // _LIBCPP_STD_VER >= 17
_LIBCPP_INLINE_VISIBILITY
iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);}
_LIBCPP_INLINE_VISIBILITY
iterator erase(iterator __p) {return __tree_.erase(__p.__i_);}
_LIBCPP_INLINE_VISIBILITY
size_type erase(const key_type& __k)
{return __tree_.__erase_unique(__k);}
_LIBCPP_INLINE_VISIBILITY
iterator erase(const_iterator __f, const_iterator __l)
{return __tree_.erase(__f.__i_, __l.__i_);}
_LIBCPP_INLINE_VISIBILITY
void clear() _NOEXCEPT {__tree_.clear();}
#if _LIBCPP_STD_VER >= 17
_LIBCPP_INLINE_VISIBILITY
insert_return_type insert(node_type&& __nh)
{
_LIBCPP_ASSERT(__nh.empty() || __nh.get_allocator() == get_allocator(),
"node_type with incompatible allocator passed to map::insert()");
return __tree_.template __node_handle_insert_unique<
node_type, insert_return_type>(_VSTD::move(__nh));
}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __hint, node_type&& __nh)
{
_LIBCPP_ASSERT(__nh.empty() || __nh.get_allocator() == get_allocator(),
"node_type with incompatible allocator passed to map::insert()");
return __tree_.template __node_handle_insert_unique<node_type>(
__hint.__i_, _VSTD::move(__nh));
}
_LIBCPP_INLINE_VISIBILITY
node_type extract(key_type const& __key)
{
return __tree_.template __node_handle_extract<node_type>(__key);
}
_LIBCPP_INLINE_VISIBILITY
node_type extract(const_iterator __it)
{
return __tree_.template __node_handle_extract<node_type>(__it.__i_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(map<key_type, mapped_type, _Compare2, allocator_type>& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
__tree_.__node_handle_merge_unique(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(map<key_type, mapped_type, _Compare2, allocator_type>&& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
__tree_.__node_handle_merge_unique(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(multimap<key_type, mapped_type, _Compare2, allocator_type>& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
__tree_.__node_handle_merge_unique(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(multimap<key_type, mapped_type, _Compare2, allocator_type>&& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
__tree_.__node_handle_merge_unique(__source.__tree_);
}
#endif
_LIBCPP_INLINE_VISIBILITY
void swap(map& __m)
_NOEXCEPT_(__is_nothrow_swappable<__base>::value)
{__tree_.swap(__m.__tree_);}
_LIBCPP_INLINE_VISIBILITY
iterator find(const key_type& __k) {return __tree_.find(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator find(const key_type& __k) const {return __tree_.find(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
find(const _K2& __k) {return __tree_.find(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
find(const _K2& __k) const {return __tree_.find(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
size_type count(const key_type& __k) const
{return __tree_.__count_unique(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, size_type>
count(const _K2& __k) const {return __tree_.__count_multi(__k);}
#endif
#if _LIBCPP_STD_VER >= 20
_LIBCPP_INLINE_VISIBILITY
bool contains(const key_type& __k) const {return find(__k) != end();}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, bool>
contains(const _K2& __k) const { return find(__k) != end(); }
#endif // _LIBCPP_STD_VER >= 20
_LIBCPP_INLINE_VISIBILITY
iterator lower_bound(const key_type& __k)
{return __tree_.lower_bound(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator lower_bound(const key_type& __k) const
{return __tree_.lower_bound(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
iterator upper_bound(const key_type& __k)
{return __tree_.upper_bound(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator upper_bound(const key_type& __k) const
{return __tree_.upper_bound(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
pair<iterator,iterator> equal_range(const key_type& __k)
{return __tree_.__equal_range_unique(__k);}
_LIBCPP_INLINE_VISIBILITY
pair<const_iterator,const_iterator> equal_range(const key_type& __k) const
{return __tree_.__equal_range_unique(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, pair<iterator,iterator>>
equal_range(const _K2& __k) {return __tree_.__equal_range_multi(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, pair<const_iterator,const_iterator>>
equal_range(const _K2& __k) const {return __tree_.__equal_range_multi(__k);}
#endif
private:
typedef typename __base::__node __node;
typedef typename __base::__node_allocator __node_allocator;
typedef typename __base::__node_pointer __node_pointer;
typedef typename __base::__node_base_pointer __node_base_pointer;
typedef typename __base::__parent_pointer __parent_pointer;
typedef __map_node_destructor<__node_allocator> _Dp;
typedef unique_ptr<__node, _Dp> __node_holder;
#ifdef _LIBCPP_CXX03_LANG
__node_holder __construct_node_with_key(const key_type& __k);
#endif
};
#if _LIBCPP_STD_VER >= 17
template<class _InputIterator, class _Compare = less<__iter_key_type<_InputIterator>>,
class _Allocator = allocator<__iter_to_alloc_type<_InputIterator>>,
class = enable_if_t<__is_cpp17_input_iterator<_InputIterator>::value, void>,
class = enable_if_t<!__is_allocator<_Compare>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
map(_InputIterator, _InputIterator, _Compare = _Compare(), _Allocator = _Allocator())
-> map<__iter_key_type<_InputIterator>, __iter_mapped_type<_InputIterator>, _Compare, _Allocator>;
template<class _Key, class _Tp, class _Compare = less<remove_const_t<_Key>>,
class _Allocator = allocator<pair<const _Key, _Tp>>,
class = enable_if_t<!__is_allocator<_Compare>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
map(initializer_list<pair<_Key, _Tp>>, _Compare = _Compare(), _Allocator = _Allocator())
-> map<remove_const_t<_Key>, _Tp, _Compare, _Allocator>;
template<class _InputIterator, class _Allocator,
class = enable_if_t<__is_cpp17_input_iterator<_InputIterator>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
map(_InputIterator, _InputIterator, _Allocator)
-> map<__iter_key_type<_InputIterator>, __iter_mapped_type<_InputIterator>,
less<__iter_key_type<_InputIterator>>, _Allocator>;
template<class _Key, class _Tp, class _Allocator,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
map(initializer_list<pair<_Key, _Tp>>, _Allocator)
-> map<remove_const_t<_Key>, _Tp, less<remove_const_t<_Key>>, _Allocator>;
#endif
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
map<_Key, _Tp, _Compare, _Allocator>::map(map&& __m, const allocator_type& __a)
: __tree_(_VSTD::move(__m.__tree_), typename __base::allocator_type(__a))
{
if (__a != __m.get_allocator())
{
const_iterator __e = cend();
while (!__m.empty())
__tree_.__insert_unique(__e.__i_,
__m.__tree_.remove(__m.begin().__i_)->__value_.__move());
}
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k)
{
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(__k),
_VSTD::forward_as_tuple()).first->__get_value().second;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::operator[](key_type&& __k)
{
return __tree_.__emplace_unique_key_args(__k,
_VSTD::piecewise_construct,
_VSTD::forward_as_tuple(_VSTD::move(__k)),
_VSTD::forward_as_tuple()).first->__get_value().second;
}
#else // _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder
map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(const key_type& __k)
{
__node_allocator& __na = __tree_.__node_alloc();
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na));
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__get_value().first), __k);
__h.get_deleter().__first_constructed = true;
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__get_value().second));
__h.get_deleter().__second_constructed = true;
return __h;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k)
{
__parent_pointer __parent;
__node_base_pointer& __child = __tree_.__find_equal(__parent, __k);
__node_pointer __r = static_cast<__node_pointer>(__child);
if (__child == nullptr)
{
__node_holder __h = __construct_node_with_key(__k);
__tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get()));
__r = __h.release();
}
return __r->__value_.__get_value().second;
}
#endif // _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
_Tp&
map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k)
{
__parent_pointer __parent;
__node_base_pointer& __child = __tree_.__find_equal(__parent, __k);
if (__child == nullptr)
__throw_out_of_range("map::at: key not found");
return static_cast<__node_pointer>(__child)->__value_.__get_value().second;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
const _Tp&
map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k) const
{
__parent_pointer __parent;
__node_base_pointer __child = __tree_.__find_equal(__parent, __k);
if (__child == nullptr)
__throw_out_of_range("map::at: key not found");
return static_cast<__node_pointer>(__child)->__value_.__get_value().second;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator==(const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin());
}
#if _LIBCPP_STD_VER <= 17
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator< (const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end());
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator!=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__x == __y);
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator> (const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return __y < __x;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator>=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__x < __y);
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator<=(const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__y < __x);
}
#else // #if _LIBCPP_STD_VER <= 17
template<class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_HIDE_FROM_ABI
__synth_three_way_result<pair<const _Key, _Tp>>
operator<=>(const map<_Key, _Tp, _Compare, _Allocator>& __x,
const map<_Key, _Tp, _Compare, _Allocator>& __y)
{
return std::lexicographical_compare_three_way(
__x.begin(),
__x.end(),
__y.begin(),
__y.end(),
std::__synth_three_way<pair<const _Key, _Tp>, pair<const _Key, _Tp>>);
}
#endif // #if _LIBCPP_STD_VER <= 17
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(map<_Key, _Tp, _Compare, _Allocator>& __x,
map<_Key, _Tp, _Compare, _Allocator>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
{
__x.swap(__y);
}
#if _LIBCPP_STD_VER >= 20
template <class _Key, class _Tp, class _Compare, class _Allocator,
class _Predicate>
inline _LIBCPP_INLINE_VISIBILITY
typename map<_Key, _Tp, _Compare, _Allocator>::size_type
erase_if(map<_Key, _Tp, _Compare, _Allocator>& __c, _Predicate __pred) {
return _VSTD::__libcpp_erase_if_container(__c, __pred);
}
#endif
template <class _Key, class _Tp, class _Compare = less<_Key>,
class _Allocator = allocator<pair<const _Key, _Tp> > >
class _LIBCPP_TEMPLATE_VIS multimap
{
public:
// types:
typedef _Key key_type;
typedef _Tp mapped_type;
typedef pair<const key_type, mapped_type> value_type;
typedef __type_identity_t<_Compare> key_compare;
typedef __type_identity_t<_Allocator> allocator_type;
typedef value_type& reference;
typedef const value_type& const_reference;
static_assert((is_same<typename allocator_type::value_type, value_type>::value),
"Allocator::value_type must be same type as value_type");
class _LIBCPP_TEMPLATE_VIS value_compare
: public __binary_function<value_type, value_type, bool>
{
friend class multimap;
protected:
key_compare comp;
_LIBCPP_INLINE_VISIBILITY
value_compare(key_compare __c) : comp(__c) {}
public:
_LIBCPP_INLINE_VISIBILITY
bool operator()(const value_type& __x, const value_type& __y) const
{return comp(__x.first, __y.first);}
};
private:
typedef _VSTD::__value_type<key_type, mapped_type> __value_type;
typedef __map_value_compare<key_type, __value_type, key_compare> __vc;
typedef __rebind_alloc<allocator_traits<allocator_type>, __value_type> __allocator_type;
typedef __tree<__value_type, __vc, __allocator_type> __base;
typedef typename __base::__node_traits __node_traits;
typedef allocator_traits<allocator_type> __alloc_traits;
static_assert(is_same<allocator_type, __rebind_alloc<__alloc_traits, value_type> >::value,
"[allocator.requirements] states that rebinding an allocator to the same type should result in the "
"original allocator");
__base __tree_;
public:
typedef typename __alloc_traits::pointer pointer;
typedef typename __alloc_traits::const_pointer const_pointer;
typedef typename __alloc_traits::size_type size_type;
typedef typename __alloc_traits::difference_type difference_type;
typedef __map_iterator<typename __base::iterator> iterator;
typedef __map_const_iterator<typename __base::const_iterator> const_iterator;
typedef _VSTD::reverse_iterator<iterator> reverse_iterator;
typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
#if _LIBCPP_STD_VER >= 17
typedef __map_node_handle<typename __base::__node, allocator_type> node_type;
#endif
template <class _Key2, class _Value2, class _Comp2, class _Alloc2>
friend class _LIBCPP_TEMPLATE_VIS map;
template <class _Key2, class _Value2, class _Comp2, class _Alloc2>
friend class _LIBCPP_TEMPLATE_VIS multimap;
_LIBCPP_INLINE_VISIBILITY
multimap()
_NOEXCEPT_(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_default_constructible<key_compare>::value &&
is_nothrow_copy_constructible<key_compare>::value)
: __tree_(__vc(key_compare())) {}
_LIBCPP_INLINE_VISIBILITY
explicit multimap(const key_compare& __comp)
_NOEXCEPT_(
is_nothrow_default_constructible<allocator_type>::value &&
is_nothrow_copy_constructible<key_compare>::value)
: __tree_(__vc(__comp)) {}
_LIBCPP_INLINE_VISIBILITY
explicit multimap(const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a)) {}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
multimap(_InputIterator __f, _InputIterator __l,
const key_compare& __comp = key_compare())
: __tree_(__vc(__comp))
{
insert(__f, __l);
}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
multimap(_InputIterator __f, _InputIterator __l,
const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__f, __l);
}
#if _LIBCPP_STD_VER >= 14
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
multimap(_InputIterator __f, _InputIterator __l, const allocator_type& __a)
: multimap(__f, __l, key_compare(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
multimap(const multimap& __m)
: __tree_(__m.__tree_.value_comp(),
__alloc_traits::select_on_container_copy_construction(__m.__tree_.__alloc()))
{
insert(__m.begin(), __m.end());
}
_LIBCPP_INLINE_VISIBILITY
multimap& operator=(const multimap& __m)
{
#ifndef _LIBCPP_CXX03_LANG
__tree_ = __m.__tree_;
#else
if (this != _VSTD::addressof(__m)) {
__tree_.clear();
__tree_.value_comp() = __m.__tree_.value_comp();
__tree_.__copy_assign_alloc(__m.__tree_);
insert(__m.begin(), __m.end());
}
#endif
return *this;
}
#ifndef _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
multimap(multimap&& __m)
_NOEXCEPT_(is_nothrow_move_constructible<__base>::value)
: __tree_(_VSTD::move(__m.__tree_))
{
}
multimap(multimap&& __m, const allocator_type& __a);
_LIBCPP_INLINE_VISIBILITY
multimap& operator=(multimap&& __m)
_NOEXCEPT_(is_nothrow_move_assignable<__base>::value)
{
__tree_ = _VSTD::move(__m.__tree_);
return *this;
}
_LIBCPP_INLINE_VISIBILITY
multimap(initializer_list<value_type> __il, const key_compare& __comp = key_compare())
: __tree_(__vc(__comp))
{
insert(__il.begin(), __il.end());
}
_LIBCPP_INLINE_VISIBILITY
multimap(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a)
: __tree_(__vc(__comp), typename __base::allocator_type(__a))
{
insert(__il.begin(), __il.end());
}
#if _LIBCPP_STD_VER >= 14
_LIBCPP_INLINE_VISIBILITY
multimap(initializer_list<value_type> __il, const allocator_type& __a)
: multimap(__il, key_compare(), __a) {}
#endif
_LIBCPP_INLINE_VISIBILITY
multimap& operator=(initializer_list<value_type> __il)
{
__tree_.__assign_multi(__il.begin(), __il.end());
return *this;
}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
explicit multimap(const allocator_type& __a)
: __tree_(typename __base::allocator_type(__a))
{
}
_LIBCPP_INLINE_VISIBILITY
multimap(const multimap& __m, const allocator_type& __a)
: __tree_(__m.__tree_.value_comp(), typename __base::allocator_type(__a))
{
insert(__m.begin(), __m.end());
}
_LIBCPP_INLINE_VISIBILITY
~multimap() {
static_assert(sizeof(__diagnose_non_const_comparator<_Key, _Compare>()), "");
}
_LIBCPP_INLINE_VISIBILITY
iterator begin() _NOEXCEPT {return __tree_.begin();}
_LIBCPP_INLINE_VISIBILITY
const_iterator begin() const _NOEXCEPT {return __tree_.begin();}
_LIBCPP_INLINE_VISIBILITY
iterator end() _NOEXCEPT {return __tree_.end();}
_LIBCPP_INLINE_VISIBILITY
const_iterator end() const _NOEXCEPT {return __tree_.end();}
_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_NODISCARD_AFTER_CXX17 _LIBCPP_INLINE_VISIBILITY
bool empty() const _NOEXCEPT {return __tree_.size() == 0;}
_LIBCPP_INLINE_VISIBILITY
size_type size() const _NOEXCEPT {return __tree_.size();}
_LIBCPP_INLINE_VISIBILITY
size_type max_size() const _NOEXCEPT {return __tree_.max_size();}
_LIBCPP_INLINE_VISIBILITY
allocator_type get_allocator() const _NOEXCEPT {return allocator_type(__tree_.__alloc());}
_LIBCPP_INLINE_VISIBILITY
key_compare key_comp() const {return __tree_.value_comp().key_comp();}
_LIBCPP_INLINE_VISIBILITY
value_compare value_comp() const
{return value_compare(__tree_.value_comp().key_comp());}
#ifndef _LIBCPP_CXX03_LANG
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
iterator emplace(_Args&& ...__args) {
return __tree_.__emplace_multi(_VSTD::forward<_Args>(__args)...);
}
template <class ..._Args>
_LIBCPP_INLINE_VISIBILITY
iterator emplace_hint(const_iterator __p, _Args&& ...__args) {
return __tree_.__emplace_hint_multi(__p.__i_, _VSTD::forward<_Args>(__args)...);
}
template <class _Pp,
class = __enable_if_t<is_constructible<value_type, _Pp>::value>>
_LIBCPP_INLINE_VISIBILITY
iterator insert(_Pp&& __p)
{return __tree_.__insert_multi(_VSTD::forward<_Pp>(__p));}
template <class _Pp,
class = __enable_if_t<is_constructible<value_type, _Pp>::value>>
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __pos, _Pp&& __p)
{return __tree_.__insert_multi(__pos.__i_, _VSTD::forward<_Pp>(__p));}
_LIBCPP_INLINE_VISIBILITY
iterator insert(value_type&& __v)
{return __tree_.__insert_multi(_VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __p, value_type&& __v)
{return __tree_.__insert_multi(__p.__i_, _VSTD::move(__v));}
_LIBCPP_INLINE_VISIBILITY
void insert(initializer_list<value_type> __il)
{insert(__il.begin(), __il.end());}
#endif // _LIBCPP_CXX03_LANG
_LIBCPP_INLINE_VISIBILITY
iterator insert(const value_type& __v) {return __tree_.__insert_multi(__v);}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __p, const value_type& __v)
{return __tree_.__insert_multi(__p.__i_, __v);}
template <class _InputIterator>
_LIBCPP_INLINE_VISIBILITY
void insert(_InputIterator __f, _InputIterator __l)
{
for (const_iterator __e = cend(); __f != __l; ++__f)
__tree_.__insert_multi(__e.__i_, *__f);
}
_LIBCPP_INLINE_VISIBILITY
iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);}
_LIBCPP_INLINE_VISIBILITY
iterator erase(iterator __p) {return __tree_.erase(__p.__i_);}
_LIBCPP_INLINE_VISIBILITY
size_type erase(const key_type& __k) {return __tree_.__erase_multi(__k);}
_LIBCPP_INLINE_VISIBILITY
iterator erase(const_iterator __f, const_iterator __l)
{return __tree_.erase(__f.__i_, __l.__i_);}
#if _LIBCPP_STD_VER >= 17
_LIBCPP_INLINE_VISIBILITY
iterator insert(node_type&& __nh)
{
_LIBCPP_ASSERT(__nh.empty() || __nh.get_allocator() == get_allocator(),
"node_type with incompatible allocator passed to multimap::insert()");
return __tree_.template __node_handle_insert_multi<node_type>(
_VSTD::move(__nh));
}
_LIBCPP_INLINE_VISIBILITY
iterator insert(const_iterator __hint, node_type&& __nh)
{
_LIBCPP_ASSERT(__nh.empty() || __nh.get_allocator() == get_allocator(),
"node_type with incompatible allocator passed to multimap::insert()");
return __tree_.template __node_handle_insert_multi<node_type>(
__hint.__i_, _VSTD::move(__nh));
}
_LIBCPP_INLINE_VISIBILITY
node_type extract(key_type const& __key)
{
return __tree_.template __node_handle_extract<node_type>(__key);
}
_LIBCPP_INLINE_VISIBILITY
node_type extract(const_iterator __it)
{
return __tree_.template __node_handle_extract<node_type>(
__it.__i_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(multimap<key_type, mapped_type, _Compare2, allocator_type>& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
return __tree_.__node_handle_merge_multi(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(multimap<key_type, mapped_type, _Compare2, allocator_type>&& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
return __tree_.__node_handle_merge_multi(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(map<key_type, mapped_type, _Compare2, allocator_type>& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
return __tree_.__node_handle_merge_multi(__source.__tree_);
}
template <class _Compare2>
_LIBCPP_INLINE_VISIBILITY
void merge(map<key_type, mapped_type, _Compare2, allocator_type>&& __source)
{
_LIBCPP_ASSERT(__source.get_allocator() == get_allocator(),
"merging container with incompatible allocator");
return __tree_.__node_handle_merge_multi(__source.__tree_);
}
#endif
_LIBCPP_INLINE_VISIBILITY
void clear() _NOEXCEPT {__tree_.clear();}
_LIBCPP_INLINE_VISIBILITY
void swap(multimap& __m)
_NOEXCEPT_(__is_nothrow_swappable<__base>::value)
{__tree_.swap(__m.__tree_);}
_LIBCPP_INLINE_VISIBILITY
iterator find(const key_type& __k) {return __tree_.find(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator find(const key_type& __k) const {return __tree_.find(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
find(const _K2& __k) {return __tree_.find(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
find(const _K2& __k) const {return __tree_.find(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
size_type count(const key_type& __k) const
{return __tree_.__count_multi(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, size_type>
count(const _K2& __k) const {return __tree_.__count_multi(__k);}
#endif
#if _LIBCPP_STD_VER >= 20
_LIBCPP_INLINE_VISIBILITY
bool contains(const key_type& __k) const {return find(__k) != end();}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, bool>
contains(const _K2& __k) const { return find(__k) != end(); }
#endif // _LIBCPP_STD_VER >= 20
_LIBCPP_INLINE_VISIBILITY
iterator lower_bound(const key_type& __k)
{return __tree_.lower_bound(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator lower_bound(const key_type& __k) const
{return __tree_.lower_bound(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
iterator upper_bound(const key_type& __k)
{return __tree_.upper_bound(__k);}
_LIBCPP_INLINE_VISIBILITY
const_iterator upper_bound(const key_type& __k) const
{return __tree_.upper_bound(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, iterator>
upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, const_iterator>
upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);}
#endif
_LIBCPP_INLINE_VISIBILITY
pair<iterator,iterator> equal_range(const key_type& __k)
{return __tree_.__equal_range_multi(__k);}
_LIBCPP_INLINE_VISIBILITY
pair<const_iterator,const_iterator> equal_range(const key_type& __k) const
{return __tree_.__equal_range_multi(__k);}
#if _LIBCPP_STD_VER >= 14
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, pair<iterator,iterator>>
equal_range(const _K2& __k) {return __tree_.__equal_range_multi(__k);}
template <typename _K2>
_LIBCPP_INLINE_VISIBILITY
__enable_if_t<__is_transparent<_Compare, _K2>::value, pair<const_iterator,const_iterator>>
equal_range(const _K2& __k) const {return __tree_.__equal_range_multi(__k);}
#endif
private:
typedef typename __base::__node __node;
typedef typename __base::__node_allocator __node_allocator;
typedef typename __base::__node_pointer __node_pointer;
typedef __map_node_destructor<__node_allocator> _Dp;
typedef unique_ptr<__node, _Dp> __node_holder;
};
#if _LIBCPP_STD_VER >= 17
template<class _InputIterator, class _Compare = less<__iter_key_type<_InputIterator>>,
class _Allocator = allocator<__iter_to_alloc_type<_InputIterator>>,
class = enable_if_t<__is_cpp17_input_iterator<_InputIterator>::value, void>,
class = enable_if_t<!__is_allocator<_Compare>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
multimap(_InputIterator, _InputIterator, _Compare = _Compare(), _Allocator = _Allocator())
-> multimap<__iter_key_type<_InputIterator>, __iter_mapped_type<_InputIterator>, _Compare, _Allocator>;
template<class _Key, class _Tp, class _Compare = less<remove_const_t<_Key>>,
class _Allocator = allocator<pair<const _Key, _Tp>>,
class = enable_if_t<!__is_allocator<_Compare>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
multimap(initializer_list<pair<_Key, _Tp>>, _Compare = _Compare(), _Allocator = _Allocator())
-> multimap<remove_const_t<_Key>, _Tp, _Compare, _Allocator>;
template<class _InputIterator, class _Allocator,
class = enable_if_t<__is_cpp17_input_iterator<_InputIterator>::value, void>,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
multimap(_InputIterator, _InputIterator, _Allocator)
-> multimap<__iter_key_type<_InputIterator>, __iter_mapped_type<_InputIterator>,
less<__iter_key_type<_InputIterator>>, _Allocator>;
template<class _Key, class _Tp, class _Allocator,
class = enable_if_t<__is_allocator<_Allocator>::value, void>>
multimap(initializer_list<pair<_Key, _Tp>>, _Allocator)
-> multimap<remove_const_t<_Key>, _Tp, less<remove_const_t<_Key>>, _Allocator>;
#endif
#ifndef _LIBCPP_CXX03_LANG
template <class _Key, class _Tp, class _Compare, class _Allocator>
multimap<_Key, _Tp, _Compare, _Allocator>::multimap(multimap&& __m, const allocator_type& __a)
: __tree_(_VSTD::move(__m.__tree_), typename __base::allocator_type(__a))
{
if (__a != __m.get_allocator())
{
const_iterator __e = cend();
while (!__m.empty())
__tree_.__insert_multi(__e.__i_,
_VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_.__move()));
}
}
#endif
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator==(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin());
}
#if _LIBCPP_STD_VER <= 17
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator< (const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end());
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator!=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__x == __y);
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator> (const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return __y < __x;
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator>=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__x < __y);
}
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
bool
operator<=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return !(__y < __x);
}
#else // #if _LIBCPP_STD_VER <= 17
template<class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_HIDE_FROM_ABI
__synth_three_way_result<pair<const _Key, _Tp>>
operator<=>(const multimap<_Key, _Tp, _Compare, _Allocator>& __x,
const multimap<_Key, _Tp, _Compare, _Allocator>& __y)
{
return std::lexicographical_compare_three_way(
__x.begin(),
__x.end(),
__y.begin(),
__y.end(),
std::__synth_three_way<pair<const _Key, _Tp>, pair<const _Key, _Tp>>);
}
#endif // #if _LIBCPP_STD_VER <= 17
template <class _Key, class _Tp, class _Compare, class _Allocator>
inline _LIBCPP_INLINE_VISIBILITY
void
swap(multimap<_Key, _Tp, _Compare, _Allocator>& __x,
multimap<_Key, _Tp, _Compare, _Allocator>& __y)
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y)))
{
__x.swap(__y);
}
#if _LIBCPP_STD_VER >= 20
template <class _Key, class _Tp, class _Compare, class _Allocator,
class _Predicate>
inline _LIBCPP_INLINE_VISIBILITY
typename multimap<_Key, _Tp, _Compare, _Allocator>::size_type
erase_if(multimap<_Key, _Tp, _Compare, _Allocator>& __c,
_Predicate __pred) {
return _VSTD::__libcpp_erase_if_container(__c, __pred);
}
#endif
_LIBCPP_END_NAMESPACE_STD
#if _LIBCPP_STD_VER >= 17
_LIBCPP_BEGIN_NAMESPACE_STD
namespace pmr {
template <class _KeyT, class _ValueT, class _CompareT = std::less<_KeyT>>
using map = std::map<_KeyT, _ValueT, _CompareT, polymorphic_allocator<std::pair<const _KeyT, _ValueT>>>;
template <class _KeyT, class _ValueT, class _CompareT = std::less<_KeyT>>
using multimap = std::multimap<_KeyT, _ValueT, _CompareT, polymorphic_allocator<std::pair<const _KeyT, _ValueT>>>;
} // namespace pmr
_LIBCPP_END_NAMESPACE_STD
#endif
#if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
# include <concepts>
# include <cstdlib>
# include <functional>
# include <iterator>
# include <type_traits>
# include <utility>
#endif
#endif // _LIBCPP_MAP