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// -*- C++ -*- |
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//===-------------------------- unordered_map -----------------------------===// |
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// |
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// The LLVM Compiler Infrastructure |
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// |
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// This file is dual licensed under the MIT and the University of Illinois Open |
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// Source Licenses. See LICENSE.TXT for details. |
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// |
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//===----------------------------------------------------------------------===// |
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|
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#ifndef _LIBCPP_UNORDERED_MAP |
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#define _LIBCPP_UNORDERED_MAP |
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|
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/* |
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|
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unordered_map synopsis |
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|
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#include <initializer_list> |
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|
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namespace std |
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{ |
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|
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template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>, |
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class Alloc = allocator<pair<const Key, T>>> |
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class unordered_map |
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{ |
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public: |
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// types |
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typedef Key key_type; |
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typedef T mapped_type; |
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typedef Hash hasher; |
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typedef Pred key_equal; |
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typedef Alloc allocator_type; |
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typedef pair<const key_type, mapped_type> value_type; |
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typedef value_type& reference; |
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typedef const value_type& const_reference; |
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typedef typename allocator_traits<allocator_type>::pointer pointer; |
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typedef typename allocator_traits<allocator_type>::const_pointer const_pointer; |
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typedef typename allocator_traits<allocator_type>::size_type size_type; |
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typedef typename allocator_traits<allocator_type>::difference_type difference_type; |
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|
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typedef /unspecified/ iterator; |
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typedef /unspecified/ const_iterator; |
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typedef /unspecified/ local_iterator; |
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typedef /unspecified/ const_local_iterator; |
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|
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unordered_map() |
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noexcept( |
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is_nothrow_default_constructible<hasher>::value && |
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is_nothrow_default_constructible<key_equal>::value && |
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is_nothrow_default_constructible<allocator_type>::value); |
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explicit unordered_map(size_type n, const hasher& hf = hasher(), |
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const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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template <class InputIterator> |
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unordered_map(InputIterator f, InputIterator l, |
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size_type n = 0, const hasher& hf = hasher(), |
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const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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explicit unordered_map(const allocator_type&); |
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unordered_map(const unordered_map&); |
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unordered_map(const unordered_map&, const Allocator&); |
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unordered_map(unordered_map&&) |
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noexcept( |
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is_nothrow_move_constructible<hasher>::value && |
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is_nothrow_move_constructible<key_equal>::value && |
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is_nothrow_move_constructible<allocator_type>::value); |
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unordered_map(unordered_map&&, const Allocator&); |
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unordered_map(initializer_list<value_type>, size_type n = 0, |
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const hasher& hf = hasher(), const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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unordered_map(size_type n, const allocator_type& a) |
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: unordered_map(n, hasher(), key_equal(), a) {} // C++14 |
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unordered_map(size_type n, const hasher& hf, const allocator_type& a) |
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: unordered_map(n, hf, key_equal(), a) {} // C++14 |
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template <class InputIterator> |
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unordered_map(InputIterator f, InputIterator l, size_type n, const allocator_type& a) |
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: unordered_map(f, l, n, hasher(), key_equal(), a) {} // C++14 |
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template <class InputIterator> |
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unordered_map(InputIterator f, InputIterator l, size_type n, const hasher& hf, |
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const allocator_type& a) |
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: unordered_map(f, l, n, hf, key_equal(), a) {} // C++14 |
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unordered_map(initializer_list<value_type> il, size_type n, const allocator_type& a) |
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: unordered_map(il, n, hasher(), key_equal(), a) {} // C++14 |
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unordered_map(initializer_list<value_type> il, size_type n, const hasher& hf, |
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const allocator_type& a) |
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: unordered_map(il, n, hf, key_equal(), a) {} // C++14 |
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~unordered_map(); |
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unordered_map& operator=(const unordered_map&); |
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unordered_map& operator=(unordered_map&&) |
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noexcept( |
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allocator_type::propagate_on_container_move_assignment::value && |
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is_nothrow_move_assignable<allocator_type>::value && |
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is_nothrow_move_assignable<hasher>::value && |
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is_nothrow_move_assignable<key_equal>::value); |
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unordered_map& operator=(initializer_list<value_type>); |
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|
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allocator_type get_allocator() const noexcept; |
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|
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bool empty() const noexcept; |
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size_type size() const noexcept; |
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size_type max_size() const noexcept; |
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|
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iterator begin() noexcept; |
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iterator end() noexcept; |
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const_iterator begin() const noexcept; |
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const_iterator end() const noexcept; |
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const_iterator cbegin() const noexcept; |
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const_iterator cend() const noexcept; |
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|
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template <class... Args> |
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pair<iterator, bool> emplace(Args&&... args); |
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template <class... Args> |
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iterator emplace_hint(const_iterator position, Args&&... args); |
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pair<iterator, bool> insert(const value_type& obj); |
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template <class P> |
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pair<iterator, bool> insert(P&& obj); |
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iterator insert(const_iterator hint, const value_type& obj); |
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template <class P> |
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iterator insert(const_iterator hint, P&& obj); |
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template <class InputIterator> |
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void insert(InputIterator first, InputIterator last); |
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void insert(initializer_list<value_type>); |
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|
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template <class... Args> |
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pair<iterator, bool> try_emplace(const key_type& k, Args&&... args); // C++17 |
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template <class... Args> |
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pair<iterator, bool> try_emplace(key_type&& k, Args&&... args); // C++17 |
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template <class... Args> |
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iterator try_emplace(const_iterator hint, const key_type& k, Args&&... args); // C++17 |
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template <class... Args> |
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iterator try_emplace(const_iterator hint, key_type&& k, Args&&... args); // C++17 |
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template <class M> |
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pair<iterator, bool> insert_or_assign(const key_type& k, M&& obj); // C++17 |
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template <class M> |
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pair<iterator, bool> insert_or_assign(key_type&& k, M&& obj); // C++17 |
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template <class M> |
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iterator insert_or_assign(const_iterator hint, const key_type& k, M&& obj); // C++17 |
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template <class M> |
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iterator insert_or_assign(const_iterator hint, key_type&& k, M&& obj); // C++17 |
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|
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iterator erase(const_iterator position); |
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iterator erase(iterator position); // C++14 |
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size_type erase(const key_type& k); |
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iterator erase(const_iterator first, const_iterator last); |
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void clear() noexcept; |
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|
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void swap(unordered_map&) |
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noexcept( |
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(!allocator_type::propagate_on_container_swap::value || |
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__is_nothrow_swappable<allocator_type>::value) && |
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__is_nothrow_swappable<hasher>::value && |
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__is_nothrow_swappable<key_equal>::value); |
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|
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hasher hash_function() const; |
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key_equal key_eq() const; |
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|
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iterator find(const key_type& k); |
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const_iterator find(const key_type& k) const; |
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size_type count(const key_type& k) const; |
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pair<iterator, iterator> equal_range(const key_type& k); |
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pair<const_iterator, const_iterator> equal_range(const key_type& k) const; |
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|
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mapped_type& operator[](const key_type& k); |
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mapped_type& operator[](key_type&& k); |
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|
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mapped_type& at(const key_type& k); |
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const mapped_type& at(const key_type& k) const; |
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|
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size_type bucket_count() const noexcept; |
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size_type max_bucket_count() const noexcept; |
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|
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size_type bucket_size(size_type n) const; |
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size_type bucket(const key_type& k) const; |
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|
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local_iterator begin(size_type n); |
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local_iterator end(size_type n); |
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const_local_iterator begin(size_type n) const; |
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const_local_iterator end(size_type n) const; |
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const_local_iterator cbegin(size_type n) const; |
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const_local_iterator cend(size_type n) const; |
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|
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float load_factor() const noexcept; |
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float max_load_factor() const noexcept; |
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void max_load_factor(float z); |
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void rehash(size_type n); |
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void reserve(size_type n); |
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}; |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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void swap(unordered_map<Key, T, Hash, Pred, Alloc>& x, |
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unordered_map<Key, T, Hash, Pred, Alloc>& y) |
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noexcept(noexcept(x.swap(y))); |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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bool |
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operator==(const unordered_map<Key, T, Hash, Pred, Alloc>& x, |
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const unordered_map<Key, T, Hash, Pred, Alloc>& y); |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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bool |
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operator!=(const unordered_map<Key, T, Hash, Pred, Alloc>& x, |
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const unordered_map<Key, T, Hash, Pred, Alloc>& y); |
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|
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template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>, |
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class Alloc = allocator<pair<const Key, T>>> |
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class unordered_multimap |
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{ |
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public: |
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// types |
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typedef Key key_type; |
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typedef T mapped_type; |
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typedef Hash hasher; |
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typedef Pred key_equal; |
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typedef Alloc allocator_type; |
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typedef pair<const key_type, mapped_type> value_type; |
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typedef value_type& reference; |
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typedef const value_type& const_reference; |
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typedef typename allocator_traits<allocator_type>::pointer pointer; |
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typedef typename allocator_traits<allocator_type>::const_pointer const_pointer; |
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typedef typename allocator_traits<allocator_type>::size_type size_type; |
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typedef typename allocator_traits<allocator_type>::difference_type difference_type; |
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|
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typedef /unspecified/ iterator; |
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typedef /unspecified/ const_iterator; |
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typedef /unspecified/ local_iterator; |
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typedef /unspecified/ const_local_iterator; |
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|
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unordered_multimap() |
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noexcept( |
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is_nothrow_default_constructible<hasher>::value && |
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is_nothrow_default_constructible<key_equal>::value && |
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is_nothrow_default_constructible<allocator_type>::value); |
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explicit unordered_multimap(size_type n, const hasher& hf = hasher(), |
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const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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template <class InputIterator> |
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unordered_multimap(InputIterator f, InputIterator l, |
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size_type n = 0, const hasher& hf = hasher(), |
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const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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explicit unordered_multimap(const allocator_type&); |
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unordered_multimap(const unordered_multimap&); |
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unordered_multimap(const unordered_multimap&, const Allocator&); |
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unordered_multimap(unordered_multimap&&) |
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noexcept( |
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is_nothrow_move_constructible<hasher>::value && |
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is_nothrow_move_constructible<key_equal>::value && |
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is_nothrow_move_constructible<allocator_type>::value); |
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unordered_multimap(unordered_multimap&&, const Allocator&); |
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unordered_multimap(initializer_list<value_type>, size_type n = 0, |
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const hasher& hf = hasher(), const key_equal& eql = key_equal(), |
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const allocator_type& a = allocator_type()); |
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unordered_multimap(size_type n, const allocator_type& a) |
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: unordered_multimap(n, hasher(), key_equal(), a) {} // C++14 |
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unordered_multimap(size_type n, const hasher& hf, const allocator_type& a) |
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: unordered_multimap(n, hf, key_equal(), a) {} // C++14 |
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template <class InputIterator> |
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unordered_multimap(InputIterator f, InputIterator l, size_type n, const allocator_type& a) |
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: unordered_multimap(f, l, n, hasher(), key_equal(), a) {} // C++14 |
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template <class InputIterator> |
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unordered_multimap(InputIterator f, InputIterator l, size_type n, const hasher& hf, |
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const allocator_type& a) |
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: unordered_multimap(f, l, n, hf, key_equal(), a) {} // C++14 |
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unordered_multimap(initializer_list<value_type> il, size_type n, const allocator_type& a) |
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: unordered_multimap(il, n, hasher(), key_equal(), a) {} // C++14 |
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unordered_multimap(initializer_list<value_type> il, size_type n, const hasher& hf, |
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const allocator_type& a) |
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: unordered_multimap(il, n, hf, key_equal(), a) {} // C++14 |
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~unordered_multimap(); |
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unordered_multimap& operator=(const unordered_multimap&); |
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unordered_multimap& operator=(unordered_multimap&&) |
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noexcept( |
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allocator_type::propagate_on_container_move_assignment::value && |
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is_nothrow_move_assignable<allocator_type>::value && |
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is_nothrow_move_assignable<hasher>::value && |
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is_nothrow_move_assignable<key_equal>::value); |
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unordered_multimap& operator=(initializer_list<value_type>); |
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|
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allocator_type get_allocator() const noexcept; |
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|
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bool empty() const noexcept; |
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size_type size() const noexcept; |
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size_type max_size() const noexcept; |
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|
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iterator begin() noexcept; |
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iterator end() noexcept; |
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const_iterator begin() const noexcept; |
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const_iterator end() const noexcept; |
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const_iterator cbegin() const noexcept; |
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const_iterator cend() const noexcept; |
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|
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template <class... Args> |
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iterator emplace(Args&&... args); |
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template <class... Args> |
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iterator emplace_hint(const_iterator position, Args&&... args); |
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iterator insert(const value_type& obj); |
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template <class P> |
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iterator insert(P&& obj); |
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iterator insert(const_iterator hint, const value_type& obj); |
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template <class P> |
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iterator insert(const_iterator hint, P&& obj); |
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template <class InputIterator> |
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void insert(InputIterator first, InputIterator last); |
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void insert(initializer_list<value_type>); |
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|
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iterator erase(const_iterator position); |
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iterator erase(iterator position); // C++14 |
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size_type erase(const key_type& k); |
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iterator erase(const_iterator first, const_iterator last); |
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void clear() noexcept; |
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|
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void swap(unordered_multimap&) |
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noexcept( |
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(!allocator_type::propagate_on_container_swap::value || |
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__is_nothrow_swappable<allocator_type>::value) && |
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__is_nothrow_swappable<hasher>::value && |
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__is_nothrow_swappable<key_equal>::value); |
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|
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hasher hash_function() const; |
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key_equal key_eq() const; |
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|
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iterator find(const key_type& k); |
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const_iterator find(const key_type& k) const; |
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size_type count(const key_type& k) const; |
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pair<iterator, iterator> equal_range(const key_type& k); |
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pair<const_iterator, const_iterator> equal_range(const key_type& k) const; |
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|
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size_type bucket_count() const noexcept; |
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size_type max_bucket_count() const noexcept; |
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|
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size_type bucket_size(size_type n) const; |
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size_type bucket(const key_type& k) const; |
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|
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local_iterator begin(size_type n); |
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local_iterator end(size_type n); |
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const_local_iterator begin(size_type n) const; |
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const_local_iterator end(size_type n) const; |
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const_local_iterator cbegin(size_type n) const; |
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const_local_iterator cend(size_type n) const; |
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|
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float load_factor() const noexcept; |
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float max_load_factor() const noexcept; |
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void max_load_factor(float z); |
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void rehash(size_type n); |
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void reserve(size_type n); |
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}; |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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void swap(unordered_multimap<Key, T, Hash, Pred, Alloc>& x, |
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unordered_multimap<Key, T, Hash, Pred, Alloc>& y) |
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noexcept(noexcept(x.swap(y))); |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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bool |
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operator==(const unordered_multimap<Key, T, Hash, Pred, Alloc>& x, |
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const unordered_multimap<Key, T, Hash, Pred, Alloc>& y); |
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|
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template <class Key, class T, class Hash, class Pred, class Alloc> |
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bool |
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operator!=(const unordered_multimap<Key, T, Hash, Pred, Alloc>& x, |
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const unordered_multimap<Key, T, Hash, Pred, Alloc>& y); |
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|
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} // std |
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|
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*/ |
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|
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#include <__config> |
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#include <__hash_table> |
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#include <functional> |
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#include <stdexcept> |
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|
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#include <__debug> |
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|
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
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#pragma GCC system_header |
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#endif |
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|
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_LIBCPP_BEGIN_NAMESPACE_STD |
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|
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template <class _Key, class _Cp, class _Hash, |
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bool = is_empty<_Hash>::value && !__libcpp_is_final<_Hash>::value |
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> |
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class __unordered_map_hasher |
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: private _Hash |
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{ |
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public: |
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_LIBCPP_INLINE_VISIBILITY |
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__unordered_map_hasher() |
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_NOEXCEPT_(is_nothrow_default_constructible<_Hash>::value) |
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: _Hash() {} |
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_LIBCPP_INLINE_VISIBILITY |
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__unordered_map_hasher(const _Hash& __h) |
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_NOEXCEPT_(is_nothrow_copy_constructible<_Hash>::value) |
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: _Hash(__h) {} |
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_LIBCPP_INLINE_VISIBILITY |
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const _Hash& hash_function() const _NOEXCEPT {return *this;} |
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_LIBCPP_INLINE_VISIBILITY |
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size_t operator()(const _Cp& __x) const |
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{return static_cast<const _Hash&>(*this)(__x.__cc.first);} |
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_LIBCPP_INLINE_VISIBILITY |
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size_t operator()(const _Key& __x) const |
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{return static_cast<const _Hash&>(*this)(__x);} |
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void swap(__unordered_map_hasher&__y) |
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_NOEXCEPT_(__is_nothrow_swappable<_Hash>::value) |
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{ |
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using _VSTD::swap; |
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swap(static_cast<const _Hash&>(*this), static_cast<const _Hash&>(__y)); |
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} |
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}; |
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|
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template <class _Key, class _Cp, class _Hash> |
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class __unordered_map_hasher<_Key, _Cp, _Hash, false> |
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{ |
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_Hash __hash_; |
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|
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public: |
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_LIBCPP_INLINE_VISIBILITY |
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__unordered_map_hasher() |
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_NOEXCEPT_(is_nothrow_default_constructible<_Hash>::value) |
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: __hash_() {} |
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_LIBCPP_INLINE_VISIBILITY |
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__unordered_map_hasher(const _Hash& __h) |
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_NOEXCEPT_(is_nothrow_copy_constructible<_Hash>::value) |
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: __hash_(__h) {} |
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_LIBCPP_INLINE_VISIBILITY |
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const _Hash& hash_function() const _NOEXCEPT {return __hash_;} |
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_LIBCPP_INLINE_VISIBILITY |
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size_t operator()(const _Cp& __x) const |
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{return __hash_(__x.__cc.first);} |
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_LIBCPP_INLINE_VISIBILITY |
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size_t operator()(const _Key& __x) const |
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{return __hash_(__x);} |
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void swap(__unordered_map_hasher&__y) |
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_NOEXCEPT_(__is_nothrow_swappable<_Hash>::value) |
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{ |
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using _VSTD::swap; |
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swap(__hash_, __y.__hash_); |
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} |
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}; |
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|
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template <class _Key, class _Cp, class _Hash, bool __b> |
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inline _LIBCPP_INLINE_VISIBILITY |
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void |
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swap(__unordered_map_hasher<_Key, _Cp, _Hash, __b>& __x, |
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__unordered_map_hasher<_Key, _Cp, _Hash, __b>& __y) |
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_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) |
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{ |
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__x.swap(__y); |
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} |
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|
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template <class _Key, class _Cp, class _Pred, |
453 |
bool = is_empty<_Pred>::value && !__libcpp_is_final<_Pred>::value |
454 |
> |
455 |
class __unordered_map_equal |
456 |
: private _Pred |
457 |
{ |
458 |
public: |
459 |
_LIBCPP_INLINE_VISIBILITY |
460 |
__unordered_map_equal() |
461 |
_NOEXCEPT_(is_nothrow_default_constructible<_Pred>::value) |
462 |
: _Pred() {} |
463 |
_LIBCPP_INLINE_VISIBILITY |
464 |
__unordered_map_equal(const _Pred& __p) |
465 |
_NOEXCEPT_(is_nothrow_copy_constructible<_Pred>::value) |
466 |
: _Pred(__p) {} |
467 |
_LIBCPP_INLINE_VISIBILITY |
468 |
const _Pred& key_eq() const _NOEXCEPT {return *this;} |
469 |
_LIBCPP_INLINE_VISIBILITY |
470 |
bool operator()(const _Cp& __x, const _Cp& __y) const |
471 |
{return static_cast<const _Pred&>(*this)(__x.__cc.first, __y.__cc.first);} |
472 |
_LIBCPP_INLINE_VISIBILITY |
473 |
bool operator()(const _Cp& __x, const _Key& __y) const |
474 |
{return static_cast<const _Pred&>(*this)(__x.__cc.first, __y);} |
475 |
_LIBCPP_INLINE_VISIBILITY |
476 |
bool operator()(const _Key& __x, const _Cp& __y) const |
477 |
{return static_cast<const _Pred&>(*this)(__x, __y.__cc.first);} |
478 |
void swap(__unordered_map_equal&__y) |
479 |
_NOEXCEPT_(__is_nothrow_swappable<_Pred>::value) |
480 |
{ |
481 |
using _VSTD::swap; |
482 |
swap(static_cast<const _Pred&>(*this), static_cast<const _Pred&>(__y)); |
483 |
} |
484 |
}; |
485 |
|
486 |
template <class _Key, class _Cp, class _Pred> |
487 |
class __unordered_map_equal<_Key, _Cp, _Pred, false> |
488 |
{ |
489 |
_Pred __pred_; |
490 |
|
491 |
public: |
492 |
_LIBCPP_INLINE_VISIBILITY |
493 |
__unordered_map_equal() |
494 |
_NOEXCEPT_(is_nothrow_default_constructible<_Pred>::value) |
495 |
: __pred_() {} |
496 |
_LIBCPP_INLINE_VISIBILITY |
497 |
__unordered_map_equal(const _Pred& __p) |
498 |
_NOEXCEPT_(is_nothrow_copy_constructible<_Pred>::value) |
499 |
: __pred_(__p) {} |
500 |
_LIBCPP_INLINE_VISIBILITY |
501 |
const _Pred& key_eq() const _NOEXCEPT {return __pred_;} |
502 |
_LIBCPP_INLINE_VISIBILITY |
503 |
bool operator()(const _Cp& __x, const _Cp& __y) const |
504 |
{return __pred_(__x.__cc.first, __y.__cc.first);} |
505 |
_LIBCPP_INLINE_VISIBILITY |
506 |
bool operator()(const _Cp& __x, const _Key& __y) const |
507 |
{return __pred_(__x.__cc.first, __y);} |
508 |
_LIBCPP_INLINE_VISIBILITY |
509 |
bool operator()(const _Key& __x, const _Cp& __y) const |
510 |
{return __pred_(__x, __y.__cc.first);} |
511 |
void swap(__unordered_map_equal&__y) |
512 |
_NOEXCEPT_(__is_nothrow_swappable<_Pred>::value) |
513 |
{ |
514 |
using _VSTD::swap; |
515 |
swap(__pred_, __y.__pred_); |
516 |
} |
517 |
}; |
518 |
|
519 |
template <class _Key, class _Cp, class _Pred, bool __b> |
520 |
inline _LIBCPP_INLINE_VISIBILITY |
521 |
void |
522 |
swap(__unordered_map_equal<_Key, _Cp, _Pred, __b>& __x, |
523 |
__unordered_map_equal<_Key, _Cp, _Pred, __b>& __y) |
524 |
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) |
525 |
{ |
526 |
__x.swap(__y); |
527 |
} |
528 |
|
529 |
template <class _Alloc> |
530 |
class __hash_map_node_destructor |
531 |
{ |
532 |
typedef _Alloc allocator_type; |
533 |
typedef allocator_traits<allocator_type> __alloc_traits; |
534 |
typedef typename __alloc_traits::value_type::value_type value_type; |
535 |
public: |
536 |
typedef typename __alloc_traits::pointer pointer; |
537 |
private: |
538 |
typedef typename value_type::value_type::first_type first_type; |
539 |
typedef typename value_type::value_type::second_type second_type; |
540 |
|
541 |
allocator_type& __na_; |
542 |
|
543 |
__hash_map_node_destructor& operator=(const __hash_map_node_destructor&); |
544 |
|
545 |
public: |
546 |
bool __first_constructed; |
547 |
bool __second_constructed; |
548 |
|
549 |
_LIBCPP_INLINE_VISIBILITY |
550 |
explicit __hash_map_node_destructor(allocator_type& __na) _NOEXCEPT |
551 |
: __na_(__na), |
552 |
__first_constructed(false), |
553 |
__second_constructed(false) |
554 |
{} |
555 |
|
556 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
557 |
_LIBCPP_INLINE_VISIBILITY |
558 |
__hash_map_node_destructor(__hash_node_destructor<allocator_type>&& __x) |
559 |
_NOEXCEPT |
560 |
: __na_(__x.__na_), |
561 |
__first_constructed(__x.__value_constructed), |
562 |
__second_constructed(__x.__value_constructed) |
563 |
{ |
564 |
__x.__value_constructed = false; |
565 |
} |
566 |
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
567 |
_LIBCPP_INLINE_VISIBILITY |
568 |
__hash_map_node_destructor(const __hash_node_destructor<allocator_type>& __x) |
569 |
: __na_(__x.__na_), |
570 |
__first_constructed(__x.__value_constructed), |
571 |
__second_constructed(__x.__value_constructed) |
572 |
{ |
573 |
const_cast<bool&>(__x.__value_constructed) = false; |
574 |
} |
575 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
576 |
|
577 |
_LIBCPP_INLINE_VISIBILITY |
578 |
void operator()(pointer __p) _NOEXCEPT |
579 |
{ |
580 |
if (__second_constructed) |
581 |
__alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.second)); |
582 |
if (__first_constructed) |
583 |
__alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.first)); |
584 |
if (__p) |
585 |
__alloc_traits::deallocate(__na_, __p, 1); |
586 |
} |
587 |
}; |
588 |
|
589 |
#if __cplusplus >= 201103L |
590 |
|
591 |
template <class _Key, class _Tp> |
592 |
union __hash_value_type |
593 |
{ |
594 |
typedef _Key key_type; |
595 |
typedef _Tp mapped_type; |
596 |
typedef pair<const key_type, mapped_type> value_type; |
597 |
typedef pair<key_type, mapped_type> __nc_value_type; |
598 |
|
599 |
value_type __cc; |
600 |
__nc_value_type __nc; |
601 |
|
602 |
template <class ..._Args> |
603 |
_LIBCPP_INLINE_VISIBILITY |
604 |
__hash_value_type(_Args&& ...__args) |
605 |
: __cc(std::forward<_Args>(__args)...) {} |
606 |
|
607 |
_LIBCPP_INLINE_VISIBILITY |
608 |
__hash_value_type(const __hash_value_type& __v) |
609 |
: __cc(__v.__cc) {} |
610 |
|
611 |
_LIBCPP_INLINE_VISIBILITY |
612 |
__hash_value_type(__hash_value_type&& __v) |
613 |
: __nc(_VSTD::move(__v.__nc)) {} |
614 |
|
615 |
_LIBCPP_INLINE_VISIBILITY |
616 |
__hash_value_type& operator=(const __hash_value_type& __v) |
617 |
{__nc = __v.__cc; return *this;} |
618 |
|
619 |
_LIBCPP_INLINE_VISIBILITY |
620 |
__hash_value_type& operator=(__hash_value_type&& __v) |
621 |
{__nc = _VSTD::move(__v.__nc); return *this;} |
622 |
|
623 |
_LIBCPP_INLINE_VISIBILITY |
624 |
~__hash_value_type() {__cc.~value_type();} |
625 |
}; |
626 |
|
627 |
#else |
628 |
|
629 |
template <class _Key, class _Tp> |
630 |
struct __hash_value_type |
631 |
{ |
632 |
typedef _Key key_type; |
633 |
typedef _Tp mapped_type; |
634 |
typedef pair<const key_type, mapped_type> value_type; |
635 |
|
636 |
value_type __cc; |
637 |
|
638 |
_LIBCPP_INLINE_VISIBILITY |
639 |
__hash_value_type() {} |
640 |
|
641 |
template <class _A0> |
642 |
_LIBCPP_INLINE_VISIBILITY |
643 |
__hash_value_type(const _A0& __a0) |
644 |
: __cc(__a0) {} |
645 |
|
646 |
template <class _A0, class _A1> |
647 |
_LIBCPP_INLINE_VISIBILITY |
648 |
__hash_value_type(const _A0& __a0, const _A1& __a1) |
649 |
: __cc(__a0, __a1) {} |
650 |
}; |
651 |
|
652 |
#endif |
653 |
|
654 |
template <class _HashIterator> |
655 |
class _LIBCPP_TYPE_VIS_ONLY __hash_map_iterator |
656 |
{ |
657 |
_HashIterator __i_; |
658 |
|
659 |
typedef pointer_traits<typename _HashIterator::pointer> __pointer_traits; |
660 |
typedef const typename _HashIterator::value_type::value_type::first_type key_type; |
661 |
typedef typename _HashIterator::value_type::value_type::second_type mapped_type; |
662 |
public: |
663 |
typedef forward_iterator_tag iterator_category; |
664 |
typedef pair<key_type, mapped_type> value_type; |
665 |
typedef typename _HashIterator::difference_type difference_type; |
666 |
typedef value_type& reference; |
667 |
typedef typename __pointer_traits::template |
668 |
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
669 |
rebind<value_type> |
670 |
#else |
671 |
rebind<value_type>::other |
672 |
#endif |
673 |
pointer; |
674 |
|
675 |
_LIBCPP_INLINE_VISIBILITY |
676 |
__hash_map_iterator() _NOEXCEPT {} |
677 |
|
678 |
_LIBCPP_INLINE_VISIBILITY |
679 |
__hash_map_iterator(_HashIterator __i) _NOEXCEPT : __i_(__i) {} |
680 |
|
681 |
_LIBCPP_INLINE_VISIBILITY |
682 |
reference operator*() const {return __i_->__cc;} |
683 |
_LIBCPP_INLINE_VISIBILITY |
684 |
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);} |
685 |
|
686 |
_LIBCPP_INLINE_VISIBILITY |
687 |
__hash_map_iterator& operator++() {++__i_; return *this;} |
688 |
_LIBCPP_INLINE_VISIBILITY |
689 |
__hash_map_iterator operator++(int) |
690 |
{ |
691 |
__hash_map_iterator __t(*this); |
692 |
++(*this); |
693 |
return __t; |
694 |
} |
695 |
|
696 |
friend _LIBCPP_INLINE_VISIBILITY |
697 |
bool operator==(const __hash_map_iterator& __x, const __hash_map_iterator& __y) |
698 |
{return __x.__i_ == __y.__i_;} |
699 |
friend _LIBCPP_INLINE_VISIBILITY |
700 |
bool operator!=(const __hash_map_iterator& __x, const __hash_map_iterator& __y) |
701 |
{return __x.__i_ != __y.__i_;} |
702 |
|
703 |
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_map; |
704 |
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_multimap; |
705 |
template <class> friend class _LIBCPP_TYPE_VIS_ONLY __hash_const_iterator; |
706 |
template <class> friend class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator; |
707 |
template <class> friend class _LIBCPP_TYPE_VIS_ONLY __hash_map_const_iterator; |
708 |
}; |
709 |
|
710 |
template <class _HashIterator> |
711 |
class _LIBCPP_TYPE_VIS_ONLY __hash_map_const_iterator |
712 |
{ |
713 |
_HashIterator __i_; |
714 |
|
715 |
typedef pointer_traits<typename _HashIterator::pointer> __pointer_traits; |
716 |
typedef const typename _HashIterator::value_type::value_type::first_type key_type; |
717 |
typedef typename _HashIterator::value_type::value_type::second_type mapped_type; |
718 |
public: |
719 |
typedef forward_iterator_tag iterator_category; |
720 |
typedef pair<key_type, mapped_type> value_type; |
721 |
typedef typename _HashIterator::difference_type difference_type; |
722 |
typedef const value_type& reference; |
723 |
typedef typename __pointer_traits::template |
724 |
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES |
725 |
rebind<const value_type> |
726 |
#else |
727 |
rebind<const value_type>::other |
728 |
#endif |
729 |
pointer; |
730 |
|
731 |
_LIBCPP_INLINE_VISIBILITY |
732 |
__hash_map_const_iterator() _NOEXCEPT {} |
733 |
|
734 |
_LIBCPP_INLINE_VISIBILITY |
735 |
__hash_map_const_iterator(_HashIterator __i) _NOEXCEPT : __i_(__i) {} |
736 |
_LIBCPP_INLINE_VISIBILITY |
737 |
__hash_map_const_iterator( |
738 |
__hash_map_iterator<typename _HashIterator::__non_const_iterator> __i) |
739 |
_NOEXCEPT |
740 |
: __i_(__i.__i_) {} |
741 |
|
742 |
_LIBCPP_INLINE_VISIBILITY |
743 |
reference operator*() const {return __i_->__cc;} |
744 |
_LIBCPP_INLINE_VISIBILITY |
745 |
pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);} |
746 |
|
747 |
_LIBCPP_INLINE_VISIBILITY |
748 |
__hash_map_const_iterator& operator++() {++__i_; return *this;} |
749 |
_LIBCPP_INLINE_VISIBILITY |
750 |
__hash_map_const_iterator operator++(int) |
751 |
{ |
752 |
__hash_map_const_iterator __t(*this); |
753 |
++(*this); |
754 |
return __t; |
755 |
} |
756 |
|
757 |
friend _LIBCPP_INLINE_VISIBILITY |
758 |
bool operator==(const __hash_map_const_iterator& __x, const __hash_map_const_iterator& __y) |
759 |
{return __x.__i_ == __y.__i_;} |
760 |
friend _LIBCPP_INLINE_VISIBILITY |
761 |
bool operator!=(const __hash_map_const_iterator& __x, const __hash_map_const_iterator& __y) |
762 |
{return __x.__i_ != __y.__i_;} |
763 |
|
764 |
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_map; |
765 |
template <class, class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY unordered_multimap; |
766 |
template <class> friend class _LIBCPP_TYPE_VIS_ONLY __hash_const_iterator; |
767 |
template <class> friend class _LIBCPP_TYPE_VIS_ONLY __hash_const_local_iterator; |
768 |
}; |
769 |
|
770 |
template <class _Key, class _Tp, class _Hash = hash<_Key>, class _Pred = equal_to<_Key>, |
771 |
class _Alloc = allocator<pair<const _Key, _Tp> > > |
772 |
class _LIBCPP_TYPE_VIS_ONLY unordered_map |
773 |
{ |
774 |
public: |
775 |
// types |
776 |
typedef _Key key_type; |
777 |
typedef _Tp mapped_type; |
778 |
typedef _Hash hasher; |
779 |
typedef _Pred key_equal; |
780 |
typedef _Alloc allocator_type; |
781 |
typedef pair<const key_type, mapped_type> value_type; |
782 |
typedef pair<key_type, mapped_type> __nc_value_type; |
783 |
typedef value_type& reference; |
784 |
typedef const value_type& const_reference; |
785 |
static_assert((is_same<value_type, typename allocator_type::value_type>::value), |
786 |
"Invalid allocator::value_type"); |
787 |
|
788 |
private: |
789 |
typedef __hash_value_type<key_type, mapped_type> __value_type; |
790 |
typedef __unordered_map_hasher<key_type, __value_type, hasher> __hasher; |
791 |
typedef __unordered_map_equal<key_type, __value_type, key_equal> __key_equal; |
792 |
typedef typename __rebind_alloc_helper<allocator_traits<allocator_type>, |
793 |
__value_type>::type __allocator_type; |
794 |
|
795 |
typedef __hash_table<__value_type, __hasher, |
796 |
__key_equal, __allocator_type> __table; |
797 |
|
798 |
__table __table_; |
799 |
|
800 |
typedef typename __table::__node_pointer __node_pointer; |
801 |
typedef typename __table::__node_const_pointer __node_const_pointer; |
802 |
typedef typename __table::__node_traits __node_traits; |
803 |
typedef typename __table::__node_allocator __node_allocator; |
804 |
typedef typename __table::__node __node; |
805 |
typedef __hash_map_node_destructor<__node_allocator> _Dp; |
806 |
typedef unique_ptr<__node, _Dp> __node_holder; |
807 |
typedef allocator_traits<allocator_type> __alloc_traits; |
808 |
public: |
809 |
typedef typename __alloc_traits::pointer pointer; |
810 |
typedef typename __alloc_traits::const_pointer const_pointer; |
811 |
typedef typename __alloc_traits::size_type size_type; |
812 |
typedef typename __alloc_traits::difference_type difference_type; |
813 |
|
814 |
typedef __hash_map_iterator<typename __table::iterator> iterator; |
815 |
typedef __hash_map_const_iterator<typename __table::const_iterator> const_iterator; |
816 |
typedef __hash_map_iterator<typename __table::local_iterator> local_iterator; |
817 |
typedef __hash_map_const_iterator<typename __table::const_local_iterator> const_local_iterator; |
818 |
|
819 |
_LIBCPP_INLINE_VISIBILITY |
820 |
unordered_map() |
821 |
_NOEXCEPT_(is_nothrow_default_constructible<__table>::value) |
822 |
{ |
823 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
824 |
__get_db()->__insert_c(this); |
825 |
#endif |
826 |
} |
827 |
explicit unordered_map(size_type __n, const hasher& __hf = hasher(), |
828 |
const key_equal& __eql = key_equal()); |
829 |
unordered_map(size_type __n, const hasher& __hf, |
830 |
const key_equal& __eql, |
831 |
const allocator_type& __a); |
832 |
template <class _InputIterator> |
833 |
unordered_map(_InputIterator __first, _InputIterator __last); |
834 |
template <class _InputIterator> |
835 |
unordered_map(_InputIterator __first, _InputIterator __last, |
836 |
size_type __n, const hasher& __hf = hasher(), |
837 |
const key_equal& __eql = key_equal()); |
838 |
template <class _InputIterator> |
839 |
unordered_map(_InputIterator __first, _InputIterator __last, |
840 |
size_type __n, const hasher& __hf, |
841 |
const key_equal& __eql, |
842 |
const allocator_type& __a); |
843 |
explicit unordered_map(const allocator_type& __a); |
844 |
unordered_map(const unordered_map& __u); |
845 |
unordered_map(const unordered_map& __u, const allocator_type& __a); |
846 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
847 |
unordered_map(unordered_map&& __u) |
848 |
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value); |
849 |
unordered_map(unordered_map&& __u, const allocator_type& __a); |
850 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
851 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
852 |
unordered_map(initializer_list<value_type> __il); |
853 |
unordered_map(initializer_list<value_type> __il, size_type __n, |
854 |
const hasher& __hf = hasher(), const key_equal& __eql = key_equal()); |
855 |
unordered_map(initializer_list<value_type> __il, size_type __n, |
856 |
const hasher& __hf, const key_equal& __eql, |
857 |
const allocator_type& __a); |
858 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
859 |
#if _LIBCPP_STD_VER > 11 |
860 |
_LIBCPP_INLINE_VISIBILITY |
861 |
unordered_map(size_type __n, const allocator_type& __a) |
862 |
: unordered_map(__n, hasher(), key_equal(), __a) {} |
863 |
_LIBCPP_INLINE_VISIBILITY |
864 |
unordered_map(size_type __n, const hasher& __hf, const allocator_type& __a) |
865 |
: unordered_map(__n, __hf, key_equal(), __a) {} |
866 |
template <class _InputIterator> |
867 |
_LIBCPP_INLINE_VISIBILITY |
868 |
unordered_map(_InputIterator __first, _InputIterator __last, size_type __n, const allocator_type& __a) |
869 |
: unordered_map(__first, __last, __n, hasher(), key_equal(), __a) {} |
870 |
template <class _InputIterator> |
871 |
_LIBCPP_INLINE_VISIBILITY |
872 |
unordered_map(_InputIterator __first, _InputIterator __last, size_type __n, const hasher& __hf, |
873 |
const allocator_type& __a) |
874 |
: unordered_map(__first, __last, __n, __hf, key_equal(), __a) {} |
875 |
_LIBCPP_INLINE_VISIBILITY |
876 |
unordered_map(initializer_list<value_type> __il, size_type __n, const allocator_type& __a) |
877 |
: unordered_map(__il, __n, hasher(), key_equal(), __a) {} |
878 |
_LIBCPP_INLINE_VISIBILITY |
879 |
unordered_map(initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
880 |
const allocator_type& __a) |
881 |
: unordered_map(__il, __n, __hf, key_equal(), __a) {} |
882 |
#endif |
883 |
// ~unordered_map() = default; |
884 |
_LIBCPP_INLINE_VISIBILITY |
885 |
unordered_map& operator=(const unordered_map& __u) |
886 |
{ |
887 |
#if __cplusplus >= 201103L |
888 |
__table_ = __u.__table_; |
889 |
#else |
890 |
if (this != &__u) { |
891 |
__table_.clear(); |
892 |
__table_.hash_function() = __u.__table_.hash_function(); |
893 |
__table_.key_eq() = __u.__table_.key_eq(); |
894 |
__table_.max_load_factor() = __u.__table_.max_load_factor(); |
895 |
__table_.__copy_assign_alloc(__u.__table_); |
896 |
insert(__u.begin(), __u.end()); |
897 |
} |
898 |
#endif |
899 |
return *this; |
900 |
} |
901 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
902 |
unordered_map& operator=(unordered_map&& __u) |
903 |
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value); |
904 |
#endif |
905 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
906 |
unordered_map& operator=(initializer_list<value_type> __il); |
907 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
908 |
|
909 |
_LIBCPP_INLINE_VISIBILITY |
910 |
allocator_type get_allocator() const _NOEXCEPT |
911 |
{return allocator_type(__table_.__node_alloc());} |
912 |
|
913 |
_LIBCPP_INLINE_VISIBILITY |
914 |
bool empty() const _NOEXCEPT {return __table_.size() == 0;} |
915 |
_LIBCPP_INLINE_VISIBILITY |
916 |
size_type size() const _NOEXCEPT {return __table_.size();} |
917 |
_LIBCPP_INLINE_VISIBILITY |
918 |
size_type max_size() const _NOEXCEPT {return __table_.max_size();} |
919 |
|
920 |
_LIBCPP_INLINE_VISIBILITY |
921 |
iterator begin() _NOEXCEPT {return __table_.begin();} |
922 |
_LIBCPP_INLINE_VISIBILITY |
923 |
iterator end() _NOEXCEPT {return __table_.end();} |
924 |
_LIBCPP_INLINE_VISIBILITY |
925 |
const_iterator begin() const _NOEXCEPT {return __table_.begin();} |
926 |
_LIBCPP_INLINE_VISIBILITY |
927 |
const_iterator end() const _NOEXCEPT {return __table_.end();} |
928 |
_LIBCPP_INLINE_VISIBILITY |
929 |
const_iterator cbegin() const _NOEXCEPT {return __table_.begin();} |
930 |
_LIBCPP_INLINE_VISIBILITY |
931 |
const_iterator cend() const _NOEXCEPT {return __table_.end();} |
932 |
|
933 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
934 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
935 |
|
936 |
template <class... _Args> |
937 |
pair<iterator, bool> emplace(_Args&&... __args); |
938 |
|
939 |
template <class... _Args> |
940 |
_LIBCPP_INLINE_VISIBILITY |
941 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
942 |
iterator emplace_hint(const_iterator __p, _Args&&... __args) |
943 |
{ |
944 |
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this, |
945 |
"unordered_map::emplace_hint(const_iterator, args...) called with an iterator not" |
946 |
" referring to this unordered_map"); |
947 |
return __table_.__emplace_unique(_VSTD::forward<_Args>(__args)...).first; |
948 |
} |
949 |
#else |
950 |
iterator emplace_hint(const_iterator, _Args&&... __args) |
951 |
{return emplace(_VSTD::forward<_Args>(__args)...).first;} |
952 |
#endif |
953 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
954 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
955 |
_LIBCPP_INLINE_VISIBILITY |
956 |
pair<iterator, bool> insert(const value_type& __x) |
957 |
{return __table_.__insert_unique(__x);} |
958 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
959 |
template <class _Pp, |
960 |
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> |
961 |
_LIBCPP_INLINE_VISIBILITY |
962 |
pair<iterator, bool> insert(_Pp&& __x) |
963 |
{return __table_.__insert_unique(_VSTD::forward<_Pp>(__x));} |
964 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
965 |
_LIBCPP_INLINE_VISIBILITY |
966 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
967 |
iterator insert(const_iterator __p, const value_type& __x) |
968 |
{ |
969 |
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this, |
970 |
"unordered_map::insert(const_iterator, const value_type&) called with an iterator not" |
971 |
" referring to this unordered_map"); |
972 |
return insert(__x).first; |
973 |
} |
974 |
#else |
975 |
iterator insert(const_iterator, const value_type& __x) |
976 |
{return insert(__x).first;} |
977 |
#endif |
978 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
979 |
template <class _Pp, |
980 |
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> |
981 |
_LIBCPP_INLINE_VISIBILITY |
982 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
983 |
iterator insert(const_iterator __p, _Pp&& __x) |
984 |
{ |
985 |
_LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__p) == this, |
986 |
"unordered_map::insert(const_iterator, value_type&&) called with an iterator not" |
987 |
" referring to this unordered_map"); |
988 |
return insert(_VSTD::forward<_Pp>(__x)).first; |
989 |
} |
990 |
#else |
991 |
iterator insert(const_iterator, _Pp&& __x) |
992 |
{return insert(_VSTD::forward<_Pp>(__x)).first;} |
993 |
#endif |
994 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
995 |
template <class _InputIterator> |
996 |
void insert(_InputIterator __first, _InputIterator __last); |
997 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
998 |
_LIBCPP_INLINE_VISIBILITY |
999 |
void insert(initializer_list<value_type> __il) |
1000 |
{insert(__il.begin(), __il.end());} |
1001 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1002 |
|
1003 |
#if _LIBCPP_STD_VER > 14 |
1004 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1005 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1006 |
template <class... _Args> |
1007 |
_LIBCPP_INLINE_VISIBILITY |
1008 |
pair<iterator, bool> try_emplace(const key_type& __k, _Args&&... __args) |
1009 |
{ |
1010 |
iterator __p = __table_.find(__k); |
1011 |
if ( __p != end()) |
1012 |
return _VSTD::make_pair(__p, false); |
1013 |
else |
1014 |
return _VSTD::make_pair( |
1015 |
emplace_hint(__p, |
1016 |
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k), |
1017 |
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)), |
1018 |
true); |
1019 |
} |
1020 |
|
1021 |
template <class... _Args> |
1022 |
_LIBCPP_INLINE_VISIBILITY |
1023 |
pair<iterator, bool> try_emplace(key_type&& __k, _Args&&... __args) |
1024 |
{ |
1025 |
iterator __p = __table_.find(__k); |
1026 |
if ( __p != end()) |
1027 |
return _VSTD::make_pair(__p, false); |
1028 |
else |
1029 |
return _VSTD::make_pair( |
1030 |
emplace_hint(__p, |
1031 |
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)), |
1032 |
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)), |
1033 |
true); |
1034 |
} |
1035 |
|
1036 |
template <class... _Args> |
1037 |
_LIBCPP_INLINE_VISIBILITY |
1038 |
iterator try_emplace(const_iterator __h, const key_type& __k, _Args&&... __args) |
1039 |
{ |
1040 |
iterator __p = __table_.find(__k); |
1041 |
if ( __p != end()) |
1042 |
return __p; |
1043 |
else |
1044 |
return emplace_hint(__h, |
1045 |
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(__k), |
1046 |
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)); |
1047 |
} |
1048 |
|
1049 |
template <class... _Args> |
1050 |
_LIBCPP_INLINE_VISIBILITY |
1051 |
iterator try_emplace(const_iterator __h, key_type&& __k, _Args&&... __args) |
1052 |
{ |
1053 |
iterator __p = __table_.find(__k); |
1054 |
if ( __p != end()) |
1055 |
return __p; |
1056 |
else |
1057 |
return emplace_hint(__h, |
1058 |
_VSTD::piecewise_construct, _VSTD::forward_as_tuple(_VSTD::move(__k)), |
1059 |
_VSTD::forward_as_tuple(_VSTD::forward<_Args>(__args)...)); |
1060 |
} |
1061 |
|
1062 |
template <class _Vp> |
1063 |
_LIBCPP_INLINE_VISIBILITY |
1064 |
pair<iterator, bool> insert_or_assign(const key_type& __k, _Vp&& __v) |
1065 |
{ |
1066 |
iterator __p = __table_.find(__k); |
1067 |
if ( __p != end()) |
1068 |
{ |
1069 |
__p->second = _VSTD::move(__v); |
1070 |
return _VSTD::make_pair(__p, false); |
1071 |
} |
1072 |
return _VSTD::make_pair(emplace_hint(__p, __k, _VSTD::forward<_Vp>(__v)), true); |
1073 |
} |
1074 |
|
1075 |
template <class _Vp> |
1076 |
_LIBCPP_INLINE_VISIBILITY |
1077 |
pair<iterator, bool> insert_or_assign(key_type&& __k, _Vp&& __v) |
1078 |
{ |
1079 |
iterator __p = __table_.find(__k); |
1080 |
if ( __p != end()) |
1081 |
{ |
1082 |
__p->second = _VSTD::move(__v); |
1083 |
return _VSTD::make_pair(__p, false); |
1084 |
} |
1085 |
return _VSTD::make_pair(emplace_hint(__p, _VSTD::forward<key_type>(__k), _VSTD::forward<_Vp>(__v)), true); |
1086 |
} |
1087 |
|
1088 |
template <class _Vp> |
1089 |
_LIBCPP_INLINE_VISIBILITY |
1090 |
iterator insert_or_assign(const_iterator __h, const key_type& __k, _Vp&& __v) |
1091 |
{ |
1092 |
iterator __p = __table_.find(__k); |
1093 |
if ( __p != end()) |
1094 |
{ |
1095 |
__p->second = _VSTD::move(__v); |
1096 |
return __p; |
1097 |
} |
1098 |
return emplace_hint(__h, __k, _VSTD::forward<_Vp>(__v)); |
1099 |
} |
1100 |
|
1101 |
template <class _Vp> |
1102 |
_LIBCPP_INLINE_VISIBILITY |
1103 |
iterator insert_or_assign(const_iterator __h, key_type&& __k, _Vp&& __v) |
1104 |
{ |
1105 |
iterator __p = __table_.find(__k); |
1106 |
if ( __p != end()) |
1107 |
{ |
1108 |
__p->second = _VSTD::move(__v); |
1109 |
return __p; |
1110 |
} |
1111 |
return emplace_hint(__h, _VSTD::forward<key_type>(__k), _VSTD::forward<_Vp>(__v)); |
1112 |
} |
1113 |
#endif |
1114 |
#endif |
1115 |
#endif |
1116 |
|
1117 |
_LIBCPP_INLINE_VISIBILITY |
1118 |
iterator erase(const_iterator __p) {return __table_.erase(__p.__i_);} |
1119 |
_LIBCPP_INLINE_VISIBILITY |
1120 |
iterator erase(iterator __p) {return __table_.erase(__p.__i_);} |
1121 |
_LIBCPP_INLINE_VISIBILITY |
1122 |
size_type erase(const key_type& __k) {return __table_.__erase_unique(__k);} |
1123 |
_LIBCPP_INLINE_VISIBILITY |
1124 |
iterator erase(const_iterator __first, const_iterator __last) |
1125 |
{return __table_.erase(__first.__i_, __last.__i_);} |
1126 |
_LIBCPP_INLINE_VISIBILITY |
1127 |
void clear() _NOEXCEPT {__table_.clear();} |
1128 |
|
1129 |
_LIBCPP_INLINE_VISIBILITY |
1130 |
void swap(unordered_map& __u) |
1131 |
_NOEXCEPT_(__is_nothrow_swappable<__table>::value) |
1132 |
{__table_.swap(__u.__table_);} |
1133 |
|
1134 |
_LIBCPP_INLINE_VISIBILITY |
1135 |
hasher hash_function() const |
1136 |
{return __table_.hash_function().hash_function();} |
1137 |
_LIBCPP_INLINE_VISIBILITY |
1138 |
key_equal key_eq() const |
1139 |
{return __table_.key_eq().key_eq();} |
1140 |
|
1141 |
_LIBCPP_INLINE_VISIBILITY |
1142 |
iterator find(const key_type& __k) {return __table_.find(__k);} |
1143 |
_LIBCPP_INLINE_VISIBILITY |
1144 |
const_iterator find(const key_type& __k) const {return __table_.find(__k);} |
1145 |
_LIBCPP_INLINE_VISIBILITY |
1146 |
size_type count(const key_type& __k) const {return __table_.__count_unique(__k);} |
1147 |
_LIBCPP_INLINE_VISIBILITY |
1148 |
pair<iterator, iterator> equal_range(const key_type& __k) |
1149 |
{return __table_.__equal_range_unique(__k);} |
1150 |
_LIBCPP_INLINE_VISIBILITY |
1151 |
pair<const_iterator, const_iterator> equal_range(const key_type& __k) const |
1152 |
{return __table_.__equal_range_unique(__k);} |
1153 |
|
1154 |
mapped_type& operator[](const key_type& __k); |
1155 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1156 |
mapped_type& operator[](key_type&& __k); |
1157 |
#endif |
1158 |
|
1159 |
mapped_type& at(const key_type& __k); |
1160 |
const mapped_type& at(const key_type& __k) const; |
1161 |
|
1162 |
_LIBCPP_INLINE_VISIBILITY |
1163 |
size_type bucket_count() const _NOEXCEPT {return __table_.bucket_count();} |
1164 |
_LIBCPP_INLINE_VISIBILITY |
1165 |
size_type max_bucket_count() const _NOEXCEPT {return __table_.max_bucket_count();} |
1166 |
|
1167 |
_LIBCPP_INLINE_VISIBILITY |
1168 |
size_type bucket_size(size_type __n) const |
1169 |
{return __table_.bucket_size(__n);} |
1170 |
_LIBCPP_INLINE_VISIBILITY |
1171 |
size_type bucket(const key_type& __k) const {return __table_.bucket(__k);} |
1172 |
|
1173 |
_LIBCPP_INLINE_VISIBILITY |
1174 |
local_iterator begin(size_type __n) {return __table_.begin(__n);} |
1175 |
_LIBCPP_INLINE_VISIBILITY |
1176 |
local_iterator end(size_type __n) {return __table_.end(__n);} |
1177 |
_LIBCPP_INLINE_VISIBILITY |
1178 |
const_local_iterator begin(size_type __n) const {return __table_.cbegin(__n);} |
1179 |
_LIBCPP_INLINE_VISIBILITY |
1180 |
const_local_iterator end(size_type __n) const {return __table_.cend(__n);} |
1181 |
_LIBCPP_INLINE_VISIBILITY |
1182 |
const_local_iterator cbegin(size_type __n) const {return __table_.cbegin(__n);} |
1183 |
_LIBCPP_INLINE_VISIBILITY |
1184 |
const_local_iterator cend(size_type __n) const {return __table_.cend(__n);} |
1185 |
|
1186 |
_LIBCPP_INLINE_VISIBILITY |
1187 |
float load_factor() const _NOEXCEPT {return __table_.load_factor();} |
1188 |
_LIBCPP_INLINE_VISIBILITY |
1189 |
float max_load_factor() const _NOEXCEPT {return __table_.max_load_factor();} |
1190 |
_LIBCPP_INLINE_VISIBILITY |
1191 |
void max_load_factor(float __mlf) {__table_.max_load_factor(__mlf);} |
1192 |
_LIBCPP_INLINE_VISIBILITY |
1193 |
void rehash(size_type __n) {__table_.rehash(__n);} |
1194 |
_LIBCPP_INLINE_VISIBILITY |
1195 |
void reserve(size_type __n) {__table_.reserve(__n);} |
1196 |
|
1197 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1198 |
|
1199 |
bool __dereferenceable(const const_iterator* __i) const |
1200 |
{return __table_.__dereferenceable(&__i->__i_);} |
1201 |
bool __decrementable(const const_iterator* __i) const |
1202 |
{return __table_.__decrementable(&__i->__i_);} |
1203 |
bool __addable(const const_iterator* __i, ptrdiff_t __n) const |
1204 |
{return __table_.__addable(&__i->__i_, __n);} |
1205 |
bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const |
1206 |
{return __table_.__addable(&__i->__i_, __n);} |
1207 |
|
1208 |
#endif // _LIBCPP_DEBUG_LEVEL >= 2 |
1209 |
|
1210 |
private: |
1211 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1212 |
__node_holder __construct_node(); |
1213 |
template <class _A0> |
1214 |
__node_holder |
1215 |
__construct_node(_A0&& __a0); |
1216 |
__node_holder __construct_node_with_key(key_type&& __k); |
1217 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1218 |
template <class _A0, class _A1, class ..._Args> |
1219 |
__node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args); |
1220 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
1221 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1222 |
__node_holder __construct_node_with_key(const key_type& __k); |
1223 |
}; |
1224 |
|
1225 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1226 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1227 |
size_type __n, const hasher& __hf, const key_equal& __eql) |
1228 |
: __table_(__hf, __eql) |
1229 |
{ |
1230 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1231 |
__get_db()->__insert_c(this); |
1232 |
#endif |
1233 |
__table_.rehash(__n); |
1234 |
} |
1235 |
|
1236 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1237 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1238 |
size_type __n, const hasher& __hf, const key_equal& __eql, |
1239 |
const allocator_type& __a) |
1240 |
: __table_(__hf, __eql, __a) |
1241 |
{ |
1242 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1243 |
__get_db()->__insert_c(this); |
1244 |
#endif |
1245 |
__table_.rehash(__n); |
1246 |
} |
1247 |
|
1248 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1249 |
inline _LIBCPP_INLINE_VISIBILITY |
1250 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1251 |
const allocator_type& __a) |
1252 |
: __table_(__a) |
1253 |
{ |
1254 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1255 |
__get_db()->__insert_c(this); |
1256 |
#endif |
1257 |
} |
1258 |
|
1259 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1260 |
template <class _InputIterator> |
1261 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1262 |
_InputIterator __first, _InputIterator __last) |
1263 |
{ |
1264 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1265 |
__get_db()->__insert_c(this); |
1266 |
#endif |
1267 |
insert(__first, __last); |
1268 |
} |
1269 |
|
1270 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1271 |
template <class _InputIterator> |
1272 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1273 |
_InputIterator __first, _InputIterator __last, size_type __n, |
1274 |
const hasher& __hf, const key_equal& __eql) |
1275 |
: __table_(__hf, __eql) |
1276 |
{ |
1277 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1278 |
__get_db()->__insert_c(this); |
1279 |
#endif |
1280 |
__table_.rehash(__n); |
1281 |
insert(__first, __last); |
1282 |
} |
1283 |
|
1284 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1285 |
template <class _InputIterator> |
1286 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1287 |
_InputIterator __first, _InputIterator __last, size_type __n, |
1288 |
const hasher& __hf, const key_equal& __eql, const allocator_type& __a) |
1289 |
: __table_(__hf, __eql, __a) |
1290 |
{ |
1291 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1292 |
__get_db()->__insert_c(this); |
1293 |
#endif |
1294 |
__table_.rehash(__n); |
1295 |
insert(__first, __last); |
1296 |
} |
1297 |
|
1298 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1299 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1300 |
const unordered_map& __u) |
1301 |
: __table_(__u.__table_) |
1302 |
{ |
1303 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1304 |
__get_db()->__insert_c(this); |
1305 |
#endif |
1306 |
__table_.rehash(__u.bucket_count()); |
1307 |
insert(__u.begin(), __u.end()); |
1308 |
} |
1309 |
|
1310 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1311 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1312 |
const unordered_map& __u, const allocator_type& __a) |
1313 |
: __table_(__u.__table_, __a) |
1314 |
{ |
1315 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1316 |
__get_db()->__insert_c(this); |
1317 |
#endif |
1318 |
__table_.rehash(__u.bucket_count()); |
1319 |
insert(__u.begin(), __u.end()); |
1320 |
} |
1321 |
|
1322 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1323 |
|
1324 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1325 |
inline _LIBCPP_INLINE_VISIBILITY |
1326 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1327 |
unordered_map&& __u) |
1328 |
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value) |
1329 |
: __table_(_VSTD::move(__u.__table_)) |
1330 |
{ |
1331 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1332 |
__get_db()->__insert_c(this); |
1333 |
__get_db()->swap(this, &__u); |
1334 |
#endif |
1335 |
} |
1336 |
|
1337 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1338 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1339 |
unordered_map&& __u, const allocator_type& __a) |
1340 |
: __table_(_VSTD::move(__u.__table_), __a) |
1341 |
{ |
1342 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1343 |
__get_db()->__insert_c(this); |
1344 |
#endif |
1345 |
if (__a != __u.get_allocator()) |
1346 |
{ |
1347 |
iterator __i = __u.begin(); |
1348 |
while (__u.size() != 0) |
1349 |
__table_.__insert_unique( |
1350 |
_VSTD::move(__u.__table_.remove((__i++).__i_)->__value_) |
1351 |
); |
1352 |
} |
1353 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1354 |
else |
1355 |
__get_db()->swap(this, &__u); |
1356 |
#endif |
1357 |
} |
1358 |
|
1359 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1360 |
|
1361 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1362 |
|
1363 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1364 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1365 |
initializer_list<value_type> __il) |
1366 |
{ |
1367 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1368 |
__get_db()->__insert_c(this); |
1369 |
#endif |
1370 |
insert(__il.begin(), __il.end()); |
1371 |
} |
1372 |
|
1373 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1374 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1375 |
initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
1376 |
const key_equal& __eql) |
1377 |
: __table_(__hf, __eql) |
1378 |
{ |
1379 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1380 |
__get_db()->__insert_c(this); |
1381 |
#endif |
1382 |
__table_.rehash(__n); |
1383 |
insert(__il.begin(), __il.end()); |
1384 |
} |
1385 |
|
1386 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1387 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_map( |
1388 |
initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
1389 |
const key_equal& __eql, const allocator_type& __a) |
1390 |
: __table_(__hf, __eql, __a) |
1391 |
{ |
1392 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1393 |
__get_db()->__insert_c(this); |
1394 |
#endif |
1395 |
__table_.rehash(__n); |
1396 |
insert(__il.begin(), __il.end()); |
1397 |
} |
1398 |
|
1399 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1400 |
|
1401 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1402 |
|
1403 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1404 |
inline _LIBCPP_INLINE_VISIBILITY |
1405 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& |
1406 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::operator=(unordered_map&& __u) |
1407 |
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value) |
1408 |
{ |
1409 |
__table_ = _VSTD::move(__u.__table_); |
1410 |
return *this; |
1411 |
} |
1412 |
|
1413 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1414 |
|
1415 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1416 |
|
1417 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1418 |
inline _LIBCPP_INLINE_VISIBILITY |
1419 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& |
1420 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::operator=( |
1421 |
initializer_list<value_type> __il) |
1422 |
{ |
1423 |
__table_.__assign_unique(__il.begin(), __il.end()); |
1424 |
return *this; |
1425 |
} |
1426 |
|
1427 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1428 |
|
1429 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1430 |
|
1431 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1432 |
typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
1433 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node() |
1434 |
{ |
1435 |
__node_allocator& __na = __table_.__node_alloc(); |
1436 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
1437 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_)); |
1438 |
__h.get_deleter().__first_constructed = true; |
1439 |
__h.get_deleter().__second_constructed = true; |
1440 |
return __h; |
1441 |
} |
1442 |
|
1443 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1444 |
template <class _A0> |
1445 |
typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
1446 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node(_A0&& __a0) |
1447 |
{ |
1448 |
__node_allocator& __na = __table_.__node_alloc(); |
1449 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
1450 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), |
1451 |
_VSTD::forward<_A0>(__a0)); |
1452 |
__h.get_deleter().__first_constructed = true; |
1453 |
__h.get_deleter().__second_constructed = true; |
1454 |
return __h; |
1455 |
} |
1456 |
|
1457 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1458 |
typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
1459 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node_with_key(key_type&& __k) |
1460 |
{ |
1461 |
__node_allocator& __na = __table_.__node_alloc(); |
1462 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
1463 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), _VSTD::move(__k)); |
1464 |
__h.get_deleter().__first_constructed = true; |
1465 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); |
1466 |
__h.get_deleter().__second_constructed = true; |
1467 |
return __h; |
1468 |
} |
1469 |
|
1470 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1471 |
|
1472 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1473 |
template <class _A0, class _A1, class ..._Args> |
1474 |
typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
1475 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node(_A0&& __a0, |
1476 |
_A1&& __a1, |
1477 |
_Args&&... __args) |
1478 |
{ |
1479 |
__node_allocator& __na = __table_.__node_alloc(); |
1480 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
1481 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), |
1482 |
_VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1), |
1483 |
_VSTD::forward<_Args>(__args)...); |
1484 |
__h.get_deleter().__first_constructed = true; |
1485 |
__h.get_deleter().__second_constructed = true; |
1486 |
return __h; |
1487 |
} |
1488 |
|
1489 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1490 |
template <class... _Args> |
1491 |
pair<typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::iterator, bool> |
1492 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::emplace(_Args&&... __args) |
1493 |
{ |
1494 |
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); |
1495 |
pair<iterator, bool> __r = __table_.__node_insert_unique(__h.get()); |
1496 |
if (__r.second) |
1497 |
__h.release(); |
1498 |
return __r; |
1499 |
} |
1500 |
|
1501 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
1502 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1503 |
|
1504 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1505 |
typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
1506 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node_with_key(const key_type& __k) |
1507 |
{ |
1508 |
__node_allocator& __na = __table_.__node_alloc(); |
1509 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
1510 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), __k); |
1511 |
__h.get_deleter().__first_constructed = true; |
1512 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); |
1513 |
__h.get_deleter().__second_constructed = true; |
1514 |
return _LIBCPP_EXPLICIT_MOVE(__h); // explicitly moved for C++03 |
1515 |
} |
1516 |
|
1517 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1518 |
template <class _InputIterator> |
1519 |
inline _LIBCPP_INLINE_VISIBILITY |
1520 |
void |
1521 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::insert(_InputIterator __first, |
1522 |
_InputIterator __last) |
1523 |
{ |
1524 |
for (; __first != __last; ++__first) |
1525 |
__table_.__insert_unique(*__first); |
1526 |
} |
1527 |
|
1528 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1529 |
_Tp& |
1530 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::operator[](const key_type& __k) |
1531 |
{ |
1532 |
iterator __i = find(__k); |
1533 |
if (__i != end()) |
1534 |
return __i->second; |
1535 |
__node_holder __h = __construct_node_with_key(__k); |
1536 |
pair<iterator, bool> __r = __table_.__node_insert_unique(__h.get()); |
1537 |
__h.release(); |
1538 |
return __r.first->second; |
1539 |
} |
1540 |
|
1541 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1542 |
|
1543 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1544 |
_Tp& |
1545 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::operator[](key_type&& __k) |
1546 |
{ |
1547 |
iterator __i = find(__k); |
1548 |
if (__i != end()) |
1549 |
return __i->second; |
1550 |
__node_holder __h = __construct_node_with_key(_VSTD::move(__k)); |
1551 |
pair<iterator, bool> __r = __table_.__node_insert_unique(__h.get()); |
1552 |
__h.release(); |
1553 |
return __r.first->second; |
1554 |
} |
1555 |
|
1556 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1557 |
|
1558 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1559 |
_Tp& |
1560 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::at(const key_type& __k) |
1561 |
{ |
1562 |
iterator __i = find(__k); |
1563 |
#ifndef _LIBCPP_NO_EXCEPTIONS |
1564 |
if (__i == end()) |
1565 |
throw out_of_range("unordered_map::at: key not found"); |
1566 |
#endif // _LIBCPP_NO_EXCEPTIONS |
1567 |
return __i->second; |
1568 |
} |
1569 |
|
1570 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1571 |
const _Tp& |
1572 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::at(const key_type& __k) const |
1573 |
{ |
1574 |
const_iterator __i = find(__k); |
1575 |
#ifndef _LIBCPP_NO_EXCEPTIONS |
1576 |
if (__i == end()) |
1577 |
throw out_of_range("unordered_map::at: key not found"); |
1578 |
#endif // _LIBCPP_NO_EXCEPTIONS |
1579 |
return __i->second; |
1580 |
} |
1581 |
|
1582 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1583 |
inline _LIBCPP_INLINE_VISIBILITY |
1584 |
void |
1585 |
swap(unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
1586 |
unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
1587 |
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) |
1588 |
{ |
1589 |
__x.swap(__y); |
1590 |
} |
1591 |
|
1592 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1593 |
bool |
1594 |
operator==(const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
1595 |
const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
1596 |
{ |
1597 |
if (__x.size() != __y.size()) |
1598 |
return false; |
1599 |
typedef typename unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>::const_iterator |
1600 |
const_iterator; |
1601 |
for (const_iterator __i = __x.begin(), __ex = __x.end(), __ey = __y.end(); |
1602 |
__i != __ex; ++__i) |
1603 |
{ |
1604 |
const_iterator __j = __y.find(__i->first); |
1605 |
if (__j == __ey || !(*__i == *__j)) |
1606 |
return false; |
1607 |
} |
1608 |
return true; |
1609 |
} |
1610 |
|
1611 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1612 |
inline _LIBCPP_INLINE_VISIBILITY |
1613 |
bool |
1614 |
operator!=(const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
1615 |
const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
1616 |
{ |
1617 |
return !(__x == __y); |
1618 |
} |
1619 |
|
1620 |
template <class _Key, class _Tp, class _Hash = hash<_Key>, class _Pred = equal_to<_Key>, |
1621 |
class _Alloc = allocator<pair<const _Key, _Tp> > > |
1622 |
class _LIBCPP_TYPE_VIS_ONLY unordered_multimap |
1623 |
{ |
1624 |
public: |
1625 |
// types |
1626 |
typedef _Key key_type; |
1627 |
typedef _Tp mapped_type; |
1628 |
typedef _Hash hasher; |
1629 |
typedef _Pred key_equal; |
1630 |
typedef _Alloc allocator_type; |
1631 |
typedef pair<const key_type, mapped_type> value_type; |
1632 |
typedef pair<key_type, mapped_type> __nc_value_type; |
1633 |
typedef value_type& reference; |
1634 |
typedef const value_type& const_reference; |
1635 |
static_assert((is_same<value_type, typename allocator_type::value_type>::value), |
1636 |
"Invalid allocator::value_type"); |
1637 |
|
1638 |
private: |
1639 |
typedef __hash_value_type<key_type, mapped_type> __value_type; |
1640 |
typedef __unordered_map_hasher<key_type, __value_type, hasher> __hasher; |
1641 |
typedef __unordered_map_equal<key_type, __value_type, key_equal> __key_equal; |
1642 |
typedef typename __rebind_alloc_helper<allocator_traits<allocator_type>, |
1643 |
__value_type>::type __allocator_type; |
1644 |
|
1645 |
typedef __hash_table<__value_type, __hasher, |
1646 |
__key_equal, __allocator_type> __table; |
1647 |
|
1648 |
__table __table_; |
1649 |
|
1650 |
typedef typename __table::__node_traits __node_traits; |
1651 |
typedef typename __table::__node_allocator __node_allocator; |
1652 |
typedef typename __table::__node __node; |
1653 |
typedef __hash_map_node_destructor<__node_allocator> _Dp; |
1654 |
typedef unique_ptr<__node, _Dp> __node_holder; |
1655 |
typedef allocator_traits<allocator_type> __alloc_traits; |
1656 |
public: |
1657 |
typedef typename __alloc_traits::pointer pointer; |
1658 |
typedef typename __alloc_traits::const_pointer const_pointer; |
1659 |
typedef typename __alloc_traits::size_type size_type; |
1660 |
typedef typename __alloc_traits::difference_type difference_type; |
1661 |
|
1662 |
typedef __hash_map_iterator<typename __table::iterator> iterator; |
1663 |
typedef __hash_map_const_iterator<typename __table::const_iterator> const_iterator; |
1664 |
typedef __hash_map_iterator<typename __table::local_iterator> local_iterator; |
1665 |
typedef __hash_map_const_iterator<typename __table::const_local_iterator> const_local_iterator; |
1666 |
|
1667 |
_LIBCPP_INLINE_VISIBILITY |
1668 |
unordered_multimap() |
1669 |
_NOEXCEPT_(is_nothrow_default_constructible<__table>::value) |
1670 |
{ |
1671 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1672 |
__get_db()->__insert_c(this); |
1673 |
#endif |
1674 |
} |
1675 |
explicit unordered_multimap(size_type __n, const hasher& __hf = hasher(), |
1676 |
const key_equal& __eql = key_equal()); |
1677 |
unordered_multimap(size_type __n, const hasher& __hf, |
1678 |
const key_equal& __eql, |
1679 |
const allocator_type& __a); |
1680 |
template <class _InputIterator> |
1681 |
unordered_multimap(_InputIterator __first, _InputIterator __last); |
1682 |
template <class _InputIterator> |
1683 |
unordered_multimap(_InputIterator __first, _InputIterator __last, |
1684 |
size_type __n, const hasher& __hf = hasher(), |
1685 |
const key_equal& __eql = key_equal()); |
1686 |
template <class _InputIterator> |
1687 |
unordered_multimap(_InputIterator __first, _InputIterator __last, |
1688 |
size_type __n, const hasher& __hf, |
1689 |
const key_equal& __eql, |
1690 |
const allocator_type& __a); |
1691 |
explicit unordered_multimap(const allocator_type& __a); |
1692 |
unordered_multimap(const unordered_multimap& __u); |
1693 |
unordered_multimap(const unordered_multimap& __u, const allocator_type& __a); |
1694 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1695 |
unordered_multimap(unordered_multimap&& __u) |
1696 |
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value); |
1697 |
unordered_multimap(unordered_multimap&& __u, const allocator_type& __a); |
1698 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1699 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1700 |
unordered_multimap(initializer_list<value_type> __il); |
1701 |
unordered_multimap(initializer_list<value_type> __il, size_type __n, |
1702 |
const hasher& __hf = hasher(), |
1703 |
const key_equal& __eql = key_equal()); |
1704 |
unordered_multimap(initializer_list<value_type> __il, size_type __n, |
1705 |
const hasher& __hf, const key_equal& __eql, |
1706 |
const allocator_type& __a); |
1707 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1708 |
#if _LIBCPP_STD_VER > 11 |
1709 |
_LIBCPP_INLINE_VISIBILITY |
1710 |
unordered_multimap(size_type __n, const allocator_type& __a) |
1711 |
: unordered_multimap(__n, hasher(), key_equal(), __a) {} |
1712 |
_LIBCPP_INLINE_VISIBILITY |
1713 |
unordered_multimap(size_type __n, const hasher& __hf, const allocator_type& __a) |
1714 |
: unordered_multimap(__n, __hf, key_equal(), __a) {} |
1715 |
template <class _InputIterator> |
1716 |
_LIBCPP_INLINE_VISIBILITY |
1717 |
unordered_multimap(_InputIterator __first, _InputIterator __last, size_type __n, const allocator_type& __a) |
1718 |
: unordered_multimap(__first, __last, __n, hasher(), key_equal(), __a) {} |
1719 |
template <class _InputIterator> |
1720 |
_LIBCPP_INLINE_VISIBILITY |
1721 |
unordered_multimap(_InputIterator __first, _InputIterator __last, size_type __n, const hasher& __hf, |
1722 |
const allocator_type& __a) |
1723 |
: unordered_multimap(__first, __last, __n, __hf, key_equal(), __a) {} |
1724 |
_LIBCPP_INLINE_VISIBILITY |
1725 |
unordered_multimap(initializer_list<value_type> __il, size_type __n, const allocator_type& __a) |
1726 |
: unordered_multimap(__il, __n, hasher(), key_equal(), __a) {} |
1727 |
_LIBCPP_INLINE_VISIBILITY |
1728 |
unordered_multimap(initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
1729 |
const allocator_type& __a) |
1730 |
: unordered_multimap(__il, __n, __hf, key_equal(), __a) {} |
1731 |
#endif |
1732 |
// ~unordered_multimap() = default; |
1733 |
_LIBCPP_INLINE_VISIBILITY |
1734 |
unordered_multimap& operator=(const unordered_multimap& __u) |
1735 |
{ |
1736 |
#if __cplusplus >= 201103L |
1737 |
__table_ = __u.__table_; |
1738 |
#else |
1739 |
if (this != &__u) { |
1740 |
__table_.clear(); |
1741 |
__table_.hash_function() = __u.__table_.hash_function(); |
1742 |
__table_.key_eq() = __u.__table_.key_eq(); |
1743 |
__table_.max_load_factor() = __u.__table_.max_load_factor(); |
1744 |
__table_.__copy_assign_alloc(__u.__table_); |
1745 |
insert(__u.begin(), __u.end()); |
1746 |
} |
1747 |
#endif |
1748 |
return *this; |
1749 |
} |
1750 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1751 |
unordered_multimap& operator=(unordered_multimap&& __u) |
1752 |
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value); |
1753 |
#endif |
1754 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1755 |
unordered_multimap& operator=(initializer_list<value_type> __il); |
1756 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1757 |
|
1758 |
_LIBCPP_INLINE_VISIBILITY |
1759 |
allocator_type get_allocator() const _NOEXCEPT |
1760 |
{return allocator_type(__table_.__node_alloc());} |
1761 |
|
1762 |
_LIBCPP_INLINE_VISIBILITY |
1763 |
bool empty() const _NOEXCEPT {return __table_.size() == 0;} |
1764 |
_LIBCPP_INLINE_VISIBILITY |
1765 |
size_type size() const _NOEXCEPT {return __table_.size();} |
1766 |
_LIBCPP_INLINE_VISIBILITY |
1767 |
size_type max_size() const _NOEXCEPT {return __table_.max_size();} |
1768 |
|
1769 |
_LIBCPP_INLINE_VISIBILITY |
1770 |
iterator begin() _NOEXCEPT {return __table_.begin();} |
1771 |
_LIBCPP_INLINE_VISIBILITY |
1772 |
iterator end() _NOEXCEPT {return __table_.end();} |
1773 |
_LIBCPP_INLINE_VISIBILITY |
1774 |
const_iterator begin() const _NOEXCEPT {return __table_.begin();} |
1775 |
_LIBCPP_INLINE_VISIBILITY |
1776 |
const_iterator end() const _NOEXCEPT {return __table_.end();} |
1777 |
_LIBCPP_INLINE_VISIBILITY |
1778 |
const_iterator cbegin() const _NOEXCEPT {return __table_.begin();} |
1779 |
_LIBCPP_INLINE_VISIBILITY |
1780 |
const_iterator cend() const _NOEXCEPT {return __table_.end();} |
1781 |
|
1782 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1783 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1784 |
|
1785 |
template <class... _Args> |
1786 |
iterator emplace(_Args&&... __args); |
1787 |
|
1788 |
template <class... _Args> |
1789 |
iterator emplace_hint(const_iterator __p, _Args&&... __args); |
1790 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
1791 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1792 |
_LIBCPP_INLINE_VISIBILITY |
1793 |
iterator insert(const value_type& __x) {return __table_.__insert_multi(__x);} |
1794 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1795 |
template <class _Pp, |
1796 |
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> |
1797 |
_LIBCPP_INLINE_VISIBILITY |
1798 |
iterator insert(_Pp&& __x) |
1799 |
{return __table_.__insert_multi(_VSTD::forward<_Pp>(__x));} |
1800 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1801 |
_LIBCPP_INLINE_VISIBILITY |
1802 |
iterator insert(const_iterator __p, const value_type& __x) |
1803 |
{return __table_.__insert_multi(__p.__i_, __x);} |
1804 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1805 |
template <class _Pp, |
1806 |
class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> |
1807 |
_LIBCPP_INLINE_VISIBILITY |
1808 |
iterator insert(const_iterator __p, _Pp&& __x) |
1809 |
{return __table_.__insert_multi(__p.__i_, _VSTD::forward<_Pp>(__x));} |
1810 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1811 |
template <class _InputIterator> |
1812 |
void insert(_InputIterator __first, _InputIterator __last); |
1813 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1814 |
_LIBCPP_INLINE_VISIBILITY |
1815 |
void insert(initializer_list<value_type> __il) |
1816 |
{insert(__il.begin(), __il.end());} |
1817 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
1818 |
|
1819 |
_LIBCPP_INLINE_VISIBILITY |
1820 |
iterator erase(const_iterator __p) {return __table_.erase(__p.__i_);} |
1821 |
_LIBCPP_INLINE_VISIBILITY |
1822 |
iterator erase(iterator __p) {return __table_.erase(__p.__i_);} |
1823 |
_LIBCPP_INLINE_VISIBILITY |
1824 |
size_type erase(const key_type& __k) {return __table_.__erase_multi(__k);} |
1825 |
_LIBCPP_INLINE_VISIBILITY |
1826 |
iterator erase(const_iterator __first, const_iterator __last) |
1827 |
{return __table_.erase(__first.__i_, __last.__i_);} |
1828 |
_LIBCPP_INLINE_VISIBILITY |
1829 |
void clear() _NOEXCEPT {__table_.clear();} |
1830 |
|
1831 |
_LIBCPP_INLINE_VISIBILITY |
1832 |
void swap(unordered_multimap& __u) |
1833 |
_NOEXCEPT_(__is_nothrow_swappable<__table>::value) |
1834 |
{__table_.swap(__u.__table_);} |
1835 |
|
1836 |
_LIBCPP_INLINE_VISIBILITY |
1837 |
hasher hash_function() const |
1838 |
{return __table_.hash_function().hash_function();} |
1839 |
_LIBCPP_INLINE_VISIBILITY |
1840 |
key_equal key_eq() const |
1841 |
{return __table_.key_eq().key_eq();} |
1842 |
|
1843 |
_LIBCPP_INLINE_VISIBILITY |
1844 |
iterator find(const key_type& __k) {return __table_.find(__k);} |
1845 |
_LIBCPP_INLINE_VISIBILITY |
1846 |
const_iterator find(const key_type& __k) const {return __table_.find(__k);} |
1847 |
_LIBCPP_INLINE_VISIBILITY |
1848 |
size_type count(const key_type& __k) const {return __table_.__count_multi(__k);} |
1849 |
_LIBCPP_INLINE_VISIBILITY |
1850 |
pair<iterator, iterator> equal_range(const key_type& __k) |
1851 |
{return __table_.__equal_range_multi(__k);} |
1852 |
_LIBCPP_INLINE_VISIBILITY |
1853 |
pair<const_iterator, const_iterator> equal_range(const key_type& __k) const |
1854 |
{return __table_.__equal_range_multi(__k);} |
1855 |
|
1856 |
_LIBCPP_INLINE_VISIBILITY |
1857 |
size_type bucket_count() const _NOEXCEPT {return __table_.bucket_count();} |
1858 |
_LIBCPP_INLINE_VISIBILITY |
1859 |
size_type max_bucket_count() const _NOEXCEPT |
1860 |
{return __table_.max_bucket_count();} |
1861 |
|
1862 |
_LIBCPP_INLINE_VISIBILITY |
1863 |
size_type bucket_size(size_type __n) const |
1864 |
{return __table_.bucket_size(__n);} |
1865 |
_LIBCPP_INLINE_VISIBILITY |
1866 |
size_type bucket(const key_type& __k) const {return __table_.bucket(__k);} |
1867 |
|
1868 |
_LIBCPP_INLINE_VISIBILITY |
1869 |
local_iterator begin(size_type __n) {return __table_.begin(__n);} |
1870 |
_LIBCPP_INLINE_VISIBILITY |
1871 |
local_iterator end(size_type __n) {return __table_.end(__n);} |
1872 |
_LIBCPP_INLINE_VISIBILITY |
1873 |
const_local_iterator begin(size_type __n) const {return __table_.cbegin(__n);} |
1874 |
_LIBCPP_INLINE_VISIBILITY |
1875 |
const_local_iterator end(size_type __n) const {return __table_.cend(__n);} |
1876 |
_LIBCPP_INLINE_VISIBILITY |
1877 |
const_local_iterator cbegin(size_type __n) const {return __table_.cbegin(__n);} |
1878 |
_LIBCPP_INLINE_VISIBILITY |
1879 |
const_local_iterator cend(size_type __n) const {return __table_.cend(__n);} |
1880 |
|
1881 |
_LIBCPP_INLINE_VISIBILITY |
1882 |
float load_factor() const _NOEXCEPT {return __table_.load_factor();} |
1883 |
_LIBCPP_INLINE_VISIBILITY |
1884 |
float max_load_factor() const _NOEXCEPT {return __table_.max_load_factor();} |
1885 |
_LIBCPP_INLINE_VISIBILITY |
1886 |
void max_load_factor(float __mlf) {__table_.max_load_factor(__mlf);} |
1887 |
_LIBCPP_INLINE_VISIBILITY |
1888 |
void rehash(size_type __n) {__table_.rehash(__n);} |
1889 |
_LIBCPP_INLINE_VISIBILITY |
1890 |
void reserve(size_type __n) {__table_.reserve(__n);} |
1891 |
|
1892 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1893 |
|
1894 |
bool __dereferenceable(const const_iterator* __i) const |
1895 |
{return __table_.__dereferenceable(&__i->__i_);} |
1896 |
bool __decrementable(const const_iterator* __i) const |
1897 |
{return __table_.__decrementable(&__i->__i_);} |
1898 |
bool __addable(const const_iterator* __i, ptrdiff_t __n) const |
1899 |
{return __table_.__addable(&__i->__i_, __n);} |
1900 |
bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const |
1901 |
{return __table_.__addable(&__i->__i_, __n);} |
1902 |
|
1903 |
#endif // _LIBCPP_DEBUG_LEVEL >= 2 |
1904 |
|
1905 |
private: |
1906 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1907 |
__node_holder __construct_node(); |
1908 |
template <class _A0> |
1909 |
__node_holder |
1910 |
__construct_node(_A0&& __a0); |
1911 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
1912 |
template <class _A0, class _A1, class ..._Args> |
1913 |
__node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args); |
1914 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
1915 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
1916 |
}; |
1917 |
|
1918 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1919 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1920 |
size_type __n, const hasher& __hf, const key_equal& __eql) |
1921 |
: __table_(__hf, __eql) |
1922 |
{ |
1923 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1924 |
__get_db()->__insert_c(this); |
1925 |
#endif |
1926 |
__table_.rehash(__n); |
1927 |
} |
1928 |
|
1929 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1930 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1931 |
size_type __n, const hasher& __hf, const key_equal& __eql, |
1932 |
const allocator_type& __a) |
1933 |
: __table_(__hf, __eql, __a) |
1934 |
{ |
1935 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1936 |
__get_db()->__insert_c(this); |
1937 |
#endif |
1938 |
__table_.rehash(__n); |
1939 |
} |
1940 |
|
1941 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1942 |
template <class _InputIterator> |
1943 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1944 |
_InputIterator __first, _InputIterator __last) |
1945 |
{ |
1946 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1947 |
__get_db()->__insert_c(this); |
1948 |
#endif |
1949 |
insert(__first, __last); |
1950 |
} |
1951 |
|
1952 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1953 |
template <class _InputIterator> |
1954 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1955 |
_InputIterator __first, _InputIterator __last, size_type __n, |
1956 |
const hasher& __hf, const key_equal& __eql) |
1957 |
: __table_(__hf, __eql) |
1958 |
{ |
1959 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1960 |
__get_db()->__insert_c(this); |
1961 |
#endif |
1962 |
__table_.rehash(__n); |
1963 |
insert(__first, __last); |
1964 |
} |
1965 |
|
1966 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1967 |
template <class _InputIterator> |
1968 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1969 |
_InputIterator __first, _InputIterator __last, size_type __n, |
1970 |
const hasher& __hf, const key_equal& __eql, const allocator_type& __a) |
1971 |
: __table_(__hf, __eql, __a) |
1972 |
{ |
1973 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1974 |
__get_db()->__insert_c(this); |
1975 |
#endif |
1976 |
__table_.rehash(__n); |
1977 |
insert(__first, __last); |
1978 |
} |
1979 |
|
1980 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1981 |
inline _LIBCPP_INLINE_VISIBILITY |
1982 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1983 |
const allocator_type& __a) |
1984 |
: __table_(__a) |
1985 |
{ |
1986 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1987 |
__get_db()->__insert_c(this); |
1988 |
#endif |
1989 |
} |
1990 |
|
1991 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
1992 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
1993 |
const unordered_multimap& __u) |
1994 |
: __table_(__u.__table_) |
1995 |
{ |
1996 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
1997 |
__get_db()->__insert_c(this); |
1998 |
#endif |
1999 |
__table_.rehash(__u.bucket_count()); |
2000 |
insert(__u.begin(), __u.end()); |
2001 |
} |
2002 |
|
2003 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2004 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2005 |
const unordered_multimap& __u, const allocator_type& __a) |
2006 |
: __table_(__u.__table_, __a) |
2007 |
{ |
2008 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2009 |
__get_db()->__insert_c(this); |
2010 |
#endif |
2011 |
__table_.rehash(__u.bucket_count()); |
2012 |
insert(__u.begin(), __u.end()); |
2013 |
} |
2014 |
|
2015 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2016 |
|
2017 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2018 |
inline _LIBCPP_INLINE_VISIBILITY |
2019 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2020 |
unordered_multimap&& __u) |
2021 |
_NOEXCEPT_(is_nothrow_move_constructible<__table>::value) |
2022 |
: __table_(_VSTD::move(__u.__table_)) |
2023 |
{ |
2024 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2025 |
__get_db()->__insert_c(this); |
2026 |
__get_db()->swap(this, &__u); |
2027 |
#endif |
2028 |
} |
2029 |
|
2030 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2031 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2032 |
unordered_multimap&& __u, const allocator_type& __a) |
2033 |
: __table_(_VSTD::move(__u.__table_), __a) |
2034 |
{ |
2035 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2036 |
__get_db()->__insert_c(this); |
2037 |
#endif |
2038 |
if (__a != __u.get_allocator()) |
2039 |
{ |
2040 |
iterator __i = __u.begin(); |
2041 |
while (__u.size() != 0) |
2042 |
{ |
2043 |
__table_.__insert_multi( |
2044 |
_VSTD::move(__u.__table_.remove((__i++).__i_)->__value_) |
2045 |
); |
2046 |
} |
2047 |
} |
2048 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2049 |
else |
2050 |
__get_db()->swap(this, &__u); |
2051 |
#endif |
2052 |
} |
2053 |
|
2054 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2055 |
|
2056 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
2057 |
|
2058 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2059 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2060 |
initializer_list<value_type> __il) |
2061 |
{ |
2062 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2063 |
__get_db()->__insert_c(this); |
2064 |
#endif |
2065 |
insert(__il.begin(), __il.end()); |
2066 |
} |
2067 |
|
2068 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2069 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2070 |
initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
2071 |
const key_equal& __eql) |
2072 |
: __table_(__hf, __eql) |
2073 |
{ |
2074 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2075 |
__get_db()->__insert_c(this); |
2076 |
#endif |
2077 |
__table_.rehash(__n); |
2078 |
insert(__il.begin(), __il.end()); |
2079 |
} |
2080 |
|
2081 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2082 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::unordered_multimap( |
2083 |
initializer_list<value_type> __il, size_type __n, const hasher& __hf, |
2084 |
const key_equal& __eql, const allocator_type& __a) |
2085 |
: __table_(__hf, __eql, __a) |
2086 |
{ |
2087 |
#if _LIBCPP_DEBUG_LEVEL >= 2 |
2088 |
__get_db()->__insert_c(this); |
2089 |
#endif |
2090 |
__table_.rehash(__n); |
2091 |
insert(__il.begin(), __il.end()); |
2092 |
} |
2093 |
|
2094 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
2095 |
|
2096 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2097 |
|
2098 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2099 |
inline _LIBCPP_INLINE_VISIBILITY |
2100 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& |
2101 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::operator=(unordered_multimap&& __u) |
2102 |
_NOEXCEPT_(is_nothrow_move_assignable<__table>::value) |
2103 |
{ |
2104 |
__table_ = _VSTD::move(__u.__table_); |
2105 |
return *this; |
2106 |
} |
2107 |
|
2108 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2109 |
|
2110 |
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
2111 |
|
2112 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2113 |
inline _LIBCPP_INLINE_VISIBILITY |
2114 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& |
2115 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::operator=( |
2116 |
initializer_list<value_type> __il) |
2117 |
{ |
2118 |
__table_.__assign_multi(__il.begin(), __il.end()); |
2119 |
return *this; |
2120 |
} |
2121 |
|
2122 |
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
2123 |
|
2124 |
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2125 |
|
2126 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2127 |
typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
2128 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node() |
2129 |
{ |
2130 |
__node_allocator& __na = __table_.__node_alloc(); |
2131 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
2132 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_)); |
2133 |
__h.get_deleter().__first_constructed = true; |
2134 |
__h.get_deleter().__second_constructed = true; |
2135 |
return __h; |
2136 |
} |
2137 |
|
2138 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2139 |
template <class _A0> |
2140 |
typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
2141 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node(_A0&& __a0) |
2142 |
{ |
2143 |
__node_allocator& __na = __table_.__node_alloc(); |
2144 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
2145 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), |
2146 |
_VSTD::forward<_A0>(__a0)); |
2147 |
__h.get_deleter().__first_constructed = true; |
2148 |
__h.get_deleter().__second_constructed = true; |
2149 |
return __h; |
2150 |
} |
2151 |
|
2152 |
#ifndef _LIBCPP_HAS_NO_VARIADICS |
2153 |
|
2154 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2155 |
template <class _A0, class _A1, class ..._Args> |
2156 |
typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__node_holder |
2157 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::__construct_node( |
2158 |
_A0&& __a0, _A1&& __a1, _Args&&... __args) |
2159 |
{ |
2160 |
__node_allocator& __na = __table_.__node_alloc(); |
2161 |
__node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); |
2162 |
__node_traits::construct(__na, _VSTD::addressof(__h->__value_), |
2163 |
_VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1), |
2164 |
_VSTD::forward<_Args>(__args)...); |
2165 |
__h.get_deleter().__first_constructed = true; |
2166 |
__h.get_deleter().__second_constructed = true; |
2167 |
return __h; |
2168 |
} |
2169 |
|
2170 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2171 |
template <class... _Args> |
2172 |
typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::iterator |
2173 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::emplace(_Args&&... __args) |
2174 |
{ |
2175 |
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); |
2176 |
iterator __r = __table_.__node_insert_multi(__h.get()); |
2177 |
__h.release(); |
2178 |
return __r; |
2179 |
} |
2180 |
|
2181 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2182 |
template <class... _Args> |
2183 |
typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::iterator |
2184 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::emplace_hint( |
2185 |
const_iterator __p, _Args&&... __args) |
2186 |
{ |
2187 |
__node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); |
2188 |
iterator __r = __table_.__node_insert_multi(__p.__i_, __h.get()); |
2189 |
__h.release(); |
2190 |
return __r; |
2191 |
} |
2192 |
|
2193 |
#endif // _LIBCPP_HAS_NO_VARIADICS |
2194 |
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES |
2195 |
|
2196 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2197 |
template <class _InputIterator> |
2198 |
inline _LIBCPP_INLINE_VISIBILITY |
2199 |
void |
2200 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::insert(_InputIterator __first, |
2201 |
_InputIterator __last) |
2202 |
{ |
2203 |
for (; __first != __last; ++__first) |
2204 |
__table_.__insert_multi(*__first); |
2205 |
} |
2206 |
|
2207 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2208 |
inline _LIBCPP_INLINE_VISIBILITY |
2209 |
void |
2210 |
swap(unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
2211 |
unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
2212 |
_NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) |
2213 |
{ |
2214 |
__x.swap(__y); |
2215 |
} |
2216 |
|
2217 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2218 |
bool |
2219 |
operator==(const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
2220 |
const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
2221 |
{ |
2222 |
if (__x.size() != __y.size()) |
2223 |
return false; |
2224 |
typedef typename unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>::const_iterator |
2225 |
const_iterator; |
2226 |
typedef pair<const_iterator, const_iterator> _EqRng; |
2227 |
for (const_iterator __i = __x.begin(), __ex = __x.end(); __i != __ex;) |
2228 |
{ |
2229 |
_EqRng __xeq = __x.equal_range(__i->first); |
2230 |
_EqRng __yeq = __y.equal_range(__i->first); |
2231 |
if (_VSTD::distance(__xeq.first, __xeq.second) != |
2232 |
_VSTD::distance(__yeq.first, __yeq.second) || |
2233 |
!_VSTD::is_permutation(__xeq.first, __xeq.second, __yeq.first)) |
2234 |
return false; |
2235 |
__i = __xeq.second; |
2236 |
} |
2237 |
return true; |
2238 |
} |
2239 |
|
2240 |
template <class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> |
2241 |
inline _LIBCPP_INLINE_VISIBILITY |
2242 |
bool |
2243 |
operator!=(const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __x, |
2244 |
const unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>& __y) |
2245 |
{ |
2246 |
return !(__x == __y); |
2247 |
} |
2248 |
|
2249 |
_LIBCPP_END_NAMESPACE_STD |
2250 |
|
2251 |
#endif // _LIBCPP_UNORDERED_MAP |