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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/unordered/unordered_map.hpp')
| -rw-r--r-- | src/third_party/boost-1.69.0/boost/unordered/unordered_map.hpp | 2589 |
1 files changed, 2589 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/unordered/unordered_map.hpp b/src/third_party/boost-1.69.0/boost/unordered/unordered_map.hpp new file mode 100644 index 00000000000..1910219ccb2 --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/unordered/unordered_map.hpp @@ -0,0 +1,2589 @@ + +// Copyright (C) 2003-2004 Jeremy B. Maitin-Shepard. +// Copyright (C) 2005-2011 Daniel James. +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + +// See http://www.boost.org/libs/unordered for documentation + +#ifndef BOOST_UNORDERED_UNORDERED_MAP_HPP_INCLUDED +#define BOOST_UNORDERED_UNORDERED_MAP_HPP_INCLUDED + +#include <boost/config.hpp> +#if defined(BOOST_HAS_PRAGMA_ONCE) +#pragma once +#endif + +#include <boost/core/explicit_operator_bool.hpp> +#include <boost/functional/hash.hpp> +#include <boost/move/move.hpp> +#include <boost/type_traits/is_constructible.hpp> +#include <boost/unordered/detail/map.hpp> + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) +#include <initializer_list> +#endif + +#if defined(BOOST_MSVC) +#pragma warning(push) +// conditional expression is constant +#pragma warning(disable : 4127) +#if BOOST_MSVC >= 1400 +// the inline specifier cannot be used when a friend declaration refers to a +// specialization of a function template +#pragma warning(disable : 4396) +#endif +#endif + +namespace boost { + namespace unordered { + template <class K, class T, class H, class P, class A> class unordered_map + { +#if defined(BOOST_UNORDERED_USE_MOVE) + BOOST_COPYABLE_AND_MOVABLE(unordered_map) +#endif + template <typename, typename, typename, typename, typename> + friend class unordered_multimap; + + public: + typedef K key_type; + typedef T mapped_type; + typedef std::pair<const K, T> value_type; + typedef H hasher; + typedef P key_equal; + typedef A allocator_type; + + private: + typedef boost::unordered::detail::map<A, K, T, H, P> types; + typedef typename types::value_allocator_traits value_allocator_traits; + typedef typename types::table table; + typedef typename table::node_pointer node_pointer; + typedef typename table::link_pointer link_pointer; + + public: + typedef typename value_allocator_traits::pointer pointer; + typedef typename value_allocator_traits::const_pointer const_pointer; + + typedef value_type& reference; + typedef value_type const& const_reference; + + typedef std::size_t size_type; + typedef std::ptrdiff_t difference_type; + + typedef typename table::iterator iterator; + typedef typename table::c_iterator const_iterator; + typedef typename table::l_iterator local_iterator; + typedef typename table::cl_iterator const_local_iterator; + typedef typename types::node_type node_type; + typedef typename types::insert_return_type insert_return_type; + + private: + table table_; + + public: + // constructors + + unordered_map(); + + explicit unordered_map(size_type, const hasher& = hasher(), + const key_equal& = key_equal(), + const allocator_type& = allocator_type()); + + template <class InputIt> + unordered_map(InputIt, InputIt, + size_type = boost::unordered::detail::default_bucket_count, + const hasher& = hasher(), const key_equal& = key_equal(), + const allocator_type& = allocator_type()); + + unordered_map(unordered_map const&); + +#if defined(BOOST_UNORDERED_USE_MOVE) || \ + !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + unordered_map(BOOST_RV_REF(unordered_map) other) + BOOST_NOEXCEPT_IF(table::nothrow_move_constructible) + : table_(other.table_, boost::unordered::detail::move_tag()) + { + // The move is done in table_ + } +#endif + + explicit unordered_map(allocator_type const&); + + unordered_map(unordered_map const&, allocator_type const&); + + unordered_map(BOOST_RV_REF(unordered_map), allocator_type const&); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_map(std::initializer_list<value_type>, + size_type = boost::unordered::detail::default_bucket_count, + const hasher& = hasher(), const key_equal& l = key_equal(), + const allocator_type& = allocator_type()); +#endif + + explicit unordered_map(size_type, const allocator_type&); + + explicit unordered_map(size_type, const hasher&, const allocator_type&); + + template <class InputIt> + unordered_map(InputIt, InputIt, size_type, const allocator_type&); + + template <class InputIt> + unordered_map( + InputIt, InputIt, size_type, const hasher&, const allocator_type&); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_map( + std::initializer_list<value_type>, size_type, const allocator_type&); + + unordered_map(std::initializer_list<value_type>, size_type, const hasher&, + const allocator_type&); +#endif + + // Destructor + + ~unordered_map() BOOST_NOEXCEPT; + +// Assign + +#if defined(BOOST_UNORDERED_USE_MOVE) + unordered_map& operator=(BOOST_COPY_ASSIGN_REF(unordered_map) x) + { + table_.assign(x.table_, boost::unordered::detail::true_type()); + return *this; + } + + unordered_map& operator=(BOOST_RV_REF(unordered_map) x) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_move_assignable<H>::value&& + boost::is_nothrow_move_assignable<P>::value) + { + table_.move_assign(x.table_, boost::unordered::detail::true_type()); + return *this; + } +#else + unordered_map& operator=(unordered_map const& x) + { + table_.assign(x.table_, boost::unordered::detail::true_type()); + return *this; + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + unordered_map& operator=(unordered_map&& x) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_move_assignable<H>::value&& + boost::is_nothrow_move_assignable<P>::value) + { + table_.move_assign(x.table_, boost::unordered::detail::true_type()); + return *this; + } +#endif +#endif + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_map& operator=(std::initializer_list<value_type>); +#endif + + allocator_type get_allocator() const BOOST_NOEXCEPT + { + return table_.node_alloc(); + } + + // iterators + + iterator begin() BOOST_NOEXCEPT { return iterator(table_.begin()); } + + const_iterator begin() const BOOST_NOEXCEPT + { + return const_iterator(table_.begin()); + } + + iterator end() BOOST_NOEXCEPT { return iterator(); } + + const_iterator end() const BOOST_NOEXCEPT { return const_iterator(); } + + const_iterator cbegin() const BOOST_NOEXCEPT + { + return const_iterator(table_.begin()); + } + + const_iterator cend() const BOOST_NOEXCEPT { return const_iterator(); } + + // size and capacity + + bool empty() const BOOST_NOEXCEPT { return table_.size_ == 0; } + + size_type size() const BOOST_NOEXCEPT { return table_.size_; } + + size_type max_size() const BOOST_NOEXCEPT; + +// emplace + +#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + + template <class... Args> + std::pair<iterator, bool> emplace(BOOST_FWD_REF(Args)... args) + { + return table_.emplace_unique( + table::extractor::extract(boost::forward<Args>(args)...), + boost::forward<Args>(args)...); + } + +#else + +#if !BOOST_UNORDERED_SUN_WORKAROUNDS1 + + // 0 argument emplace requires special treatment in case + // the container is instantiated with a value type that + // doesn't have a default constructor. + + std::pair<iterator, bool> emplace( + boost::unordered::detail::empty_emplace = + boost::unordered::detail::empty_emplace(), + value_type v = value_type()) + { + return this->emplace(boost::move(v)); + } + +#endif + + template <typename A0> + std::pair<iterator, bool> emplace(BOOST_FWD_REF(A0) a0) + { + return table_.emplace_unique( + table::extractor::extract(boost::forward<A0>(a0)), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + std::pair<iterator, bool> emplace( + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.emplace_unique( + table::extractor::extract( + boost::forward<A0>(a0), boost::forward<A1>(a1)), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + std::pair<iterator, bool> emplace( + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.emplace_unique( + table::extractor::extract( + boost::forward<A0>(a0), boost::forward<A1>(a1)), + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + +#endif + +#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + + template <class... Args> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(Args)... args) + { + return table_.emplace_hint_unique(hint, + table::extractor::extract(boost::forward<Args>(args)...), + boost::forward<Args>(args)...); + } + +#else + +#if !BOOST_UNORDERED_SUN_WORKAROUNDS1 + + iterator emplace_hint(const_iterator hint, + boost::unordered::detail::empty_emplace = + boost::unordered::detail::empty_emplace(), + value_type v = value_type()) + { + return this->emplace_hint(hint, boost::move(v)); + } + +#endif + + template <typename A0> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0) + { + return table_.emplace_hint_unique(hint, + table::extractor::extract(boost::forward<A0>(a0)), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + iterator emplace_hint( + const_iterator hint, BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.emplace_hint_unique(hint, + table::extractor::extract( + boost::forward<A0>(a0), boost::forward<A1>(a1)), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0, + BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.emplace_hint_unique(hint, + table::extractor::extract( + boost::forward<A0>(a0), boost::forward<A1>(a1)), + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + +#endif + +#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + +#define BOOST_UNORDERED_EMPLACE(z, n, _) \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + std::pair<iterator, bool> emplace( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.emplace_unique( \ + table::extractor::extract( \ + boost::forward<A0>(a0), boost::forward<A1>(a1)), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + iterator emplace_hint( \ + const_iterator hint, BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.emplace_hint_unique(hint, \ + table::extractor::extract( \ + boost::forward<A0>(a0), boost::forward<A1>(a1)), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } + + BOOST_UNORDERED_EMPLACE(1, 4, _) + BOOST_UNORDERED_EMPLACE(1, 5, _) + BOOST_UNORDERED_EMPLACE(1, 6, _) + BOOST_UNORDERED_EMPLACE(1, 7, _) + BOOST_UNORDERED_EMPLACE(1, 8, _) + BOOST_UNORDERED_EMPLACE(1, 9, _) + BOOST_PP_REPEAT_FROM_TO(10, BOOST_PP_INC(BOOST_UNORDERED_EMPLACE_LIMIT), + BOOST_UNORDERED_EMPLACE, _) + +#undef BOOST_UNORDERED_EMPLACE + +#endif + + std::pair<iterator, bool> insert(value_type const& x) + { + return this->emplace(x); + } + + std::pair<iterator, bool> insert(BOOST_RV_REF(value_type) x) + { + return this->emplace(boost::move(x)); + } + + template <class P2> + std::pair<iterator, bool> insert(BOOST_RV_REF(P2) obj, + typename boost::enable_if_c< + boost::is_constructible<value_type, BOOST_RV_REF(P2)>::value, + void*>::type = 0) + { + return this->emplace(boost::forward<P2>(obj)); + } + + iterator insert(const_iterator hint, value_type const& x) + { + return this->emplace_hint(hint, x); + } + + iterator insert(const_iterator hint, BOOST_RV_REF(value_type) x) + { + return this->emplace_hint(hint, boost::move(x)); + } + + template <class P2> + iterator insert(const_iterator hint, BOOST_RV_REF(P2) obj, + typename boost::enable_if_c< + boost::is_constructible<value_type, BOOST_RV_REF(P2)>::value, + void*>::type = 0) + { + return this->emplace_hint(hint, boost::forward<P2>(obj)); + } + + template <class InputIt> void insert(InputIt, InputIt); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + void insert(std::initializer_list<value_type>); +#endif + + // extract + + node_type extract(const_iterator position) + { + return node_type( + table_.extract_by_iterator_unique(position), table_.node_alloc()); + } + + node_type extract(const key_type& k) + { + return node_type(table_.extract_by_key(k), table_.node_alloc()); + } + + insert_return_type insert(BOOST_RV_REF(node_type) np) + { + insert_return_type result; + table_.move_insert_node_type_unique(np, result); + return boost::move(result); + } + + iterator insert(const_iterator hint, BOOST_RV_REF(node_type) np) + { + return table_.move_insert_node_type_with_hint_unique(hint, np); + } + +#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \ + (BOOST_COMP_GNUC && BOOST_COMP_GNUC < BOOST_VERSION_NUMBER(4, 6, 0)) + private: + // Note: Use r-value node_type to insert. + insert_return_type insert(node_type&); + iterator insert(const_iterator, node_type& np); + + public: +#endif + +#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + + template <class... Args> + std::pair<iterator, bool> try_emplace( + key_type const& k, BOOST_FWD_REF(Args)... args) + { + return table_.try_emplace_unique(k, boost::forward<Args>(args)...); + } + + template <class... Args> + std::pair<iterator, bool> try_emplace( + BOOST_RV_REF(key_type) k, BOOST_FWD_REF(Args)... args) + { + return table_.try_emplace_unique( + boost::move(k), boost::forward<Args>(args)...); + } + + template <class... Args> + iterator try_emplace( + const_iterator hint, key_type const& k, BOOST_FWD_REF(Args)... args) + { + return table_.try_emplace_hint_unique( + hint, k, boost::forward<Args>(args)...); + } + + template <class... Args> + iterator try_emplace(const_iterator hint, BOOST_RV_REF(key_type) k, + BOOST_FWD_REF(Args)... args) + { + return table_.try_emplace_hint_unique( + hint, boost::move(k), boost::forward<Args>(args)...); + } + +#else + + // In order to make this a template, this handles both: + // try_emplace(key const&) + // try_emplace(key&&) + + template <typename Key> + std::pair<iterator, bool> try_emplace(BOOST_FWD_REF(Key) k) + { + return table_.try_emplace_unique(boost::forward<Key>(k)); + } + + // In order to make this a template, this handles both: + // try_emplace(const_iterator hint, key const&) + // try_emplace(const_iterator hint, key&&) + + template <typename Key> + iterator try_emplace(const_iterator hint, BOOST_FWD_REF(Key) k) + { + return table_.try_emplace_hint_unique(hint, boost::forward<Key>(k)); + } + + // try_emplace(key const&, Args&&...) + + template <typename A0> + std::pair<iterator, bool> try_emplace( + key_type const& k, BOOST_FWD_REF(A0) a0) + { + return table_.try_emplace_unique( + k, boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + std::pair<iterator, bool> try_emplace( + key_type const& k, BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.try_emplace_unique( + k, boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + std::pair<iterator, bool> try_emplace(key_type const& k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.try_emplace_unique(k, + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + + // try_emplace(key&&, Args&&...) + + template <typename A0> + std::pair<iterator, bool> try_emplace( + BOOST_RV_REF(key_type) k, BOOST_FWD_REF(A0) a0) + { + return table_.try_emplace_unique( + boost::move(k), boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + std::pair<iterator, bool> try_emplace( + BOOST_RV_REF(key_type) k, BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.try_emplace_unique( + boost::move(k), boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + std::pair<iterator, bool> try_emplace(BOOST_RV_REF(key_type) k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.try_emplace_unique(boost::move(k), + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + + // try_emplace(const_iterator hint, key const&, Args&&...) + + template <typename A0> + iterator try_emplace( + const_iterator hint, key_type const& k, BOOST_FWD_REF(A0) a0) + { + return table_.try_emplace_hint_unique( + hint, k, boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + iterator try_emplace(const_iterator hint, key_type const& k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.try_emplace_hint_unique( + hint, k, boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + iterator try_emplace(const_iterator hint, key_type const& k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.try_emplace_hint_unique(hint, k, + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + + // try_emplace(const_iterator hint, key&&, Args&&...) + + template <typename A0> + iterator try_emplace( + const_iterator hint, BOOST_RV_REF(key_type) k, BOOST_FWD_REF(A0) a0) + { + return table_.try_emplace_hint_unique( + hint, boost::move(k), boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))); + } + + template <typename A0, typename A1> + iterator try_emplace(const_iterator hint, BOOST_RV_REF(key_type) k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return table_.try_emplace_hint_unique(hint, boost::move(k), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))); + } + + template <typename A0, typename A1, typename A2> + iterator try_emplace(const_iterator hint, BOOST_RV_REF(key_type) k, + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return table_.try_emplace_hint_unique(hint, boost::move(k), + boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0), + boost::forward<A1>(a1), boost::forward<A2>(a2))); + } + +#define BOOST_UNORDERED_TRY_EMPLACE(z, n, _) \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + std::pair<iterator, bool> try_emplace( \ + key_type const& k, BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.try_emplace_unique( \ + k, boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + std::pair<iterator, bool> try_emplace(BOOST_RV_REF(key_type) k, \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.try_emplace_unique(boost::move(k), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + iterator try_emplace(const_iterator hint, key_type const& k, \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.try_emplace_hint_unique( \ + hint, k, boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + iterator try_emplace(const_iterator hint, BOOST_RV_REF(key_type) k, \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return table_.try_emplace_hint_unique(hint, boost::move(k), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))); \ + } + + BOOST_UNORDERED_TRY_EMPLACE(1, 4, _) + BOOST_UNORDERED_TRY_EMPLACE(1, 5, _) + BOOST_UNORDERED_TRY_EMPLACE(1, 6, _) + BOOST_UNORDERED_TRY_EMPLACE(1, 7, _) + BOOST_UNORDERED_TRY_EMPLACE(1, 8, _) + BOOST_UNORDERED_TRY_EMPLACE(1, 9, _) + BOOST_PP_REPEAT_FROM_TO(10, BOOST_PP_INC(BOOST_UNORDERED_EMPLACE_LIMIT), + BOOST_UNORDERED_TRY_EMPLACE, _) + +#undef BOOST_UNORDERED_TRY_EMPLACE + +#endif + + template <class M> + std::pair<iterator, bool> insert_or_assign( + key_type const& k, BOOST_FWD_REF(M) obj) + { + return table_.insert_or_assign_unique(k, boost::forward<M>(obj)); + } + + template <class M> + std::pair<iterator, bool> insert_or_assign( + BOOST_RV_REF(key_type) k, BOOST_FWD_REF(M) obj) + { + return table_.insert_or_assign_unique( + boost::move(k), boost::forward<M>(obj)); + } + + template <class M> + iterator insert_or_assign( + const_iterator, key_type const& k, BOOST_FWD_REF(M) obj) + { + return table_.insert_or_assign_unique(k, boost::forward<M>(obj)).first; + } + + template <class M> + iterator insert_or_assign( + const_iterator, BOOST_RV_REF(key_type) k, BOOST_FWD_REF(M) obj) + { + return table_ + .insert_or_assign_unique(boost::move(k), boost::forward<M>(obj)) + .first; + } + + iterator erase(iterator); + iterator erase(const_iterator); + size_type erase(const key_type&); + iterator erase(const_iterator, const_iterator); + BOOST_UNORDERED_DEPRECATED("Use erase instead") + void quick_erase(const_iterator it) { erase(it); } + BOOST_UNORDERED_DEPRECATED("Use erase instead") + void erase_return_void(const_iterator it) { erase(it); } + + void swap(unordered_map&) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_swappable<H>::value&& + boost::is_nothrow_swappable<P>::value); + void clear() BOOST_NOEXCEPT { table_.clear_impl(); } + + template <typename H2, typename P2> + void merge(boost::unordered_map<K, T, H2, P2, A>& source); + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <typename H2, typename P2> + void merge(boost::unordered_map<K, T, H2, P2, A>&& source); +#endif + + template <typename H2, typename P2> + void merge(boost::unordered_multimap<K, T, H2, P2, A>& source); + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <typename H2, typename P2> + void merge(boost::unordered_multimap<K, T, H2, P2, A>&& source); +#endif + + // observers + + hasher hash_function() const; + key_equal key_eq() const; + + // lookup + + iterator find(const key_type&); + const_iterator find(const key_type&) const; + + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + iterator find(CompatibleKey const&, CompatibleHash const&, + CompatiblePredicate const&); + + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + const_iterator find(CompatibleKey const&, CompatibleHash const&, + CompatiblePredicate const&) const; + + size_type count(const key_type&) const; + + std::pair<iterator, iterator> equal_range(const key_type&); + std::pair<const_iterator, const_iterator> equal_range( + const key_type&) const; + + mapped_type& operator[](const key_type&); + mapped_type& operator[](BOOST_RV_REF(key_type)); + mapped_type& at(const key_type&); + mapped_type const& at(const key_type&) const; + + // bucket interface + + size_type bucket_count() const BOOST_NOEXCEPT + { + return table_.bucket_count_; + } + + size_type max_bucket_count() const BOOST_NOEXCEPT + { + return table_.max_bucket_count(); + } + + size_type bucket_size(size_type) const; + + size_type bucket(const key_type& k) const + { + return table_.hash_to_bucket(table_.hash(k)); + } + + local_iterator begin(size_type n) + { + return local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + const_local_iterator begin(size_type n) const + { + return const_local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + local_iterator end(size_type) { return local_iterator(); } + + const_local_iterator end(size_type) const + { + return const_local_iterator(); + } + + const_local_iterator cbegin(size_type n) const + { + return const_local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + const_local_iterator cend(size_type) const + { + return const_local_iterator(); + } + + // hash policy + + float load_factor() const BOOST_NOEXCEPT; + float max_load_factor() const BOOST_NOEXCEPT { return table_.mlf_; } + void max_load_factor(float) BOOST_NOEXCEPT; + void rehash(size_type); + void reserve(size_type); + +#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582) + friend bool operator== + <K, T, H, P, A>(unordered_map const&, unordered_map const&); + friend bool operator!= + <K, T, H, P, A>(unordered_map const&, unordered_map const&); +#endif + }; // class template unordered_map + +#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES + + namespace detail { + template <typename T> + using iter_key_t = + typename std::iterator_traits<T>::value_type::first_type; + template <typename T> + using iter_val_t = + typename std::iterator_traits<T>::value_type::second_type; + template <typename T> + using iter_to_alloc_t = + typename std::pair<iter_key_t<T> const, iter_val_t<T> >; + } + + template <class InputIterator, + class Hash = + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + class Pred = + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + class Allocator = std::allocator< + boost::unordered::detail::iter_to_alloc_t<InputIterator> > > + unordered_map(InputIterator, InputIterator, + std::size_t = boost::unordered::detail::default_bucket_count, + Hash = Hash(), Pred = Pred(), Allocator = Allocator()) + ->unordered_map<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, Hash, Pred, + Allocator>; + + template <class Key, class T, class Hash = boost::hash<Key>, + class Pred = std::equal_to<Key>, + class Allocator = std::allocator<std::pair<const Key, T> > > + unordered_map(std::initializer_list<std::pair<const Key, T> >, + std::size_t = boost::unordered::detail::default_bucket_count, + Hash = Hash(), Pred = Pred(), Allocator = Allocator()) + ->unordered_map<Key, T, Hash, Pred, Allocator>; + + template <class InputIterator, class Allocator> + unordered_map(InputIterator, InputIterator, std::size_t, Allocator) + ->unordered_map<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class InputIterator, class Allocator> + unordered_map(InputIterator, InputIterator, Allocator) + ->unordered_map<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class InputIterator, class Hash, class Allocator> + unordered_map(InputIterator, InputIterator, std::size_t, Hash, Allocator) + ->unordered_map<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, Hash, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class Key, class T, typename Allocator> + unordered_map( + std::initializer_list<std::pair<const Key, T> >, std::size_t, Allocator) + ->unordered_map<Key, T, boost::hash<Key>, std::equal_to<Key>, Allocator>; + + template <class Key, class T, typename Allocator> + unordered_map(std::initializer_list<std::pair<const Key, T> >, Allocator) + ->unordered_map<Key, T, boost::hash<Key>, std::equal_to<Key>, Allocator>; + + template <class Key, class T, class Hash, class Allocator> + unordered_map(std::initializer_list<std::pair<const Key, T> >, std::size_t, + Hash, Allocator) + ->unordered_map<Key, T, Hash, std::equal_to<Key>, Allocator>; + +#endif + + template <class K, class T, class H, class P, class A> + class unordered_multimap + { +#if defined(BOOST_UNORDERED_USE_MOVE) + BOOST_COPYABLE_AND_MOVABLE(unordered_multimap) +#endif + template <typename, typename, typename, typename, typename> + friend class unordered_map; + + public: + typedef K key_type; + typedef T mapped_type; + typedef std::pair<const K, T> value_type; + typedef H hasher; + typedef P key_equal; + typedef A allocator_type; + + private: + typedef boost::unordered::detail::map<A, K, T, H, P> types; + typedef typename types::value_allocator_traits value_allocator_traits; + typedef typename types::table table; + typedef typename table::node_pointer node_pointer; + typedef typename table::link_pointer link_pointer; + + public: + typedef typename value_allocator_traits::pointer pointer; + typedef typename value_allocator_traits::const_pointer const_pointer; + + typedef value_type& reference; + typedef value_type const& const_reference; + + typedef std::size_t size_type; + typedef std::ptrdiff_t difference_type; + + typedef typename table::iterator iterator; + typedef typename table::c_iterator const_iterator; + typedef typename table::l_iterator local_iterator; + typedef typename table::cl_iterator const_local_iterator; + typedef typename types::node_type node_type; + + private: + table table_; + + public: + // constructors + + unordered_multimap(); + + explicit unordered_multimap(size_type, const hasher& = hasher(), + const key_equal& = key_equal(), + const allocator_type& = allocator_type()); + + template <class InputIt> + unordered_multimap(InputIt, InputIt, + size_type = boost::unordered::detail::default_bucket_count, + const hasher& = hasher(), const key_equal& = key_equal(), + const allocator_type& = allocator_type()); + + unordered_multimap(unordered_multimap const&); + +#if defined(BOOST_UNORDERED_USE_MOVE) || \ + !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + unordered_multimap(BOOST_RV_REF(unordered_multimap) other) + BOOST_NOEXCEPT_IF(table::nothrow_move_constructible) + : table_(other.table_, boost::unordered::detail::move_tag()) + { + // The move is done in table_ + } +#endif + + explicit unordered_multimap(allocator_type const&); + + unordered_multimap(unordered_multimap const&, allocator_type const&); + + unordered_multimap( + BOOST_RV_REF(unordered_multimap), allocator_type const&); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_multimap(std::initializer_list<value_type>, + size_type = boost::unordered::detail::default_bucket_count, + const hasher& = hasher(), const key_equal& l = key_equal(), + const allocator_type& = allocator_type()); +#endif + + explicit unordered_multimap(size_type, const allocator_type&); + + explicit unordered_multimap( + size_type, const hasher&, const allocator_type&); + + template <class InputIt> + unordered_multimap(InputIt, InputIt, size_type, const allocator_type&); + + template <class InputIt> + unordered_multimap( + InputIt, InputIt, size_type, const hasher&, const allocator_type&); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_multimap( + std::initializer_list<value_type>, size_type, const allocator_type&); + + unordered_multimap(std::initializer_list<value_type>, size_type, + const hasher&, const allocator_type&); +#endif + + // Destructor + + ~unordered_multimap() BOOST_NOEXCEPT; + +// Assign + +#if defined(BOOST_UNORDERED_USE_MOVE) + unordered_multimap& operator=(BOOST_COPY_ASSIGN_REF(unordered_multimap) x) + { + table_.assign(x.table_, boost::unordered::detail::false_type()); + return *this; + } + + unordered_multimap& operator=(BOOST_RV_REF(unordered_multimap) x) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_move_assignable<H>::value&& + boost::is_nothrow_move_assignable<P>::value) + { + table_.move_assign(x.table_, boost::unordered::detail::false_type()); + return *this; + } +#else + unordered_multimap& operator=(unordered_multimap const& x) + { + table_.assign(x.table_, boost::unordered::detail::false_type()); + return *this; + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + unordered_multimap& operator=(unordered_multimap&& x) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_move_assignable<H>::value&& + boost::is_nothrow_move_assignable<P>::value) + { + table_.move_assign(x.table_, boost::unordered::detail::false_type()); + return *this; + } +#endif +#endif + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + unordered_multimap& operator=(std::initializer_list<value_type>); +#endif + + allocator_type get_allocator() const BOOST_NOEXCEPT + { + return table_.node_alloc(); + } + + // iterators + + iterator begin() BOOST_NOEXCEPT { return iterator(table_.begin()); } + + const_iterator begin() const BOOST_NOEXCEPT + { + return const_iterator(table_.begin()); + } + + iterator end() BOOST_NOEXCEPT { return iterator(); } + + const_iterator end() const BOOST_NOEXCEPT { return const_iterator(); } + + const_iterator cbegin() const BOOST_NOEXCEPT + { + return const_iterator(table_.begin()); + } + + const_iterator cend() const BOOST_NOEXCEPT { return const_iterator(); } + + // size and capacity + + bool empty() const BOOST_NOEXCEPT { return table_.size_ == 0; } + + size_type size() const BOOST_NOEXCEPT { return table_.size_; } + + size_type max_size() const BOOST_NOEXCEPT; + +// emplace + +#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + + template <class... Args> iterator emplace(BOOST_FWD_REF(Args)... args) + { + return iterator(table_.emplace_equiv( + boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), boost::forward<Args>(args)...))); + } + +#else + +#if !BOOST_UNORDERED_SUN_WORKAROUNDS1 + + // 0 argument emplace requires special treatment in case + // the container is instantiated with a value type that + // doesn't have a default constructor. + + iterator emplace(boost::unordered::detail::empty_emplace = + boost::unordered::detail::empty_emplace(), + value_type v = value_type()) + { + return this->emplace(boost::move(v)); + } + +#endif + + template <typename A0> iterator emplace(BOOST_FWD_REF(A0) a0) + { + return iterator(table_.emplace_equiv( + boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))))); + } + + template <typename A0, typename A1> + iterator emplace(BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return iterator(table_.emplace_equiv( + boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))))); + } + + template <typename A0, typename A1, typename A2> + iterator emplace( + BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return iterator(table_.emplace_equiv( + boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1), + boost::forward<A2>(a2))))); + } + +#endif + +#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + + template <class... Args> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(Args)... args) + { + return iterator(table_.emplace_hint_equiv( + hint, boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), boost::forward<Args>(args)...))); + } + +#else + +#if !BOOST_UNORDERED_SUN_WORKAROUNDS1 + + iterator emplace_hint(const_iterator hint, + boost::unordered::detail::empty_emplace = + boost::unordered::detail::empty_emplace(), + value_type v = value_type()) + { + return this->emplace_hint(hint, boost::move(v)); + } + +#endif + + template <typename A0> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0) + { + return iterator(table_.emplace_hint_equiv(hint, + boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0))))); + } + + template <typename A0, typename A1> + iterator emplace_hint( + const_iterator hint, BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1) + { + return iterator(table_.emplace_hint_equiv( + hint, boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1))))); + } + + template <typename A0, typename A1, typename A2> + iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0, + BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2) + { + return iterator(table_.emplace_hint_equiv( + hint, boost::unordered::detail::func::construct_node_from_args( + table_.node_alloc(), + boost::unordered::detail::create_emplace_args( + boost::forward<A0>(a0), boost::forward<A1>(a1), + boost::forward<A2>(a2))))); + } + +#endif + +#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES) + +#define BOOST_UNORDERED_EMPLACE(z, n, _) \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + iterator emplace(BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return iterator(table_.emplace_equiv( \ + boost::unordered::detail::func::construct_node_from_args( \ + table_.node_alloc(), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))))); \ + } \ + \ + template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)> \ + iterator emplace_hint( \ + const_iterator hint, BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a)) \ + { \ + return iterator(table_.emplace_hint_equiv( \ + hint, boost::unordered::detail::func::construct_node_from_args( \ + table_.node_alloc(), \ + boost::unordered::detail::create_emplace_args( \ + BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a))))); \ + } + + BOOST_UNORDERED_EMPLACE(1, 4, _) + BOOST_UNORDERED_EMPLACE(1, 5, _) + BOOST_UNORDERED_EMPLACE(1, 6, _) + BOOST_UNORDERED_EMPLACE(1, 7, _) + BOOST_UNORDERED_EMPLACE(1, 8, _) + BOOST_UNORDERED_EMPLACE(1, 9, _) + BOOST_PP_REPEAT_FROM_TO(10, BOOST_PP_INC(BOOST_UNORDERED_EMPLACE_LIMIT), + BOOST_UNORDERED_EMPLACE, _) + +#undef BOOST_UNORDERED_EMPLACE + +#endif + + iterator insert(value_type const& x) { return this->emplace(x); } + + iterator insert(BOOST_RV_REF(value_type) x) + { + return this->emplace(boost::move(x)); + } + + template <class P2> + iterator insert(BOOST_RV_REF(P2) obj, + typename boost::enable_if_c< + boost::is_constructible<value_type, BOOST_RV_REF(P2)>::value, + void*>::type = 0) + { + return this->emplace(boost::forward<P2>(obj)); + } + + iterator insert(const_iterator hint, value_type const& x) + { + return this->emplace_hint(hint, x); + } + + iterator insert(const_iterator hint, BOOST_RV_REF(value_type) x) + { + return this->emplace_hint(hint, boost::move(x)); + } + + template <class P2> + iterator insert(const_iterator hint, BOOST_RV_REF(P2) obj, + typename boost::enable_if_c< + boost::is_constructible<value_type, BOOST_RV_REF(P2)>::value, + void*>::type = 0) + { + return this->emplace_hint(hint, boost::forward<P2>(obj)); + } + + template <class InputIt> void insert(InputIt, InputIt); + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + void insert(std::initializer_list<value_type>); +#endif + + // extract + + node_type extract(const_iterator position) + { + return node_type( + table_.extract_by_iterator_equiv(position), table_.node_alloc()); + } + + node_type extract(const key_type& k) + { + return node_type(table_.extract_by_key(k), table_.node_alloc()); + } + + iterator insert(BOOST_RV_REF(node_type) np) + { + return table_.move_insert_node_type_equiv(np); + } + + iterator insert(const_iterator hint, BOOST_RV_REF(node_type) np) + { + return table_.move_insert_node_type_with_hint_equiv(hint, np); + } + +#if defined(BOOST_NO_CXX11_RVALUE_REFERENCES) || \ + (BOOST_COMP_GNUC && BOOST_COMP_GNUC < BOOST_VERSION_NUMBER(4, 6, 0)) + private: + // Note: Use r-value node_type to insert. + iterator insert(node_type&); + iterator insert(const_iterator, node_type& np); + + public: +#endif + + iterator erase(iterator); + iterator erase(const_iterator); + size_type erase(const key_type&); + iterator erase(const_iterator, const_iterator); + BOOST_UNORDERED_DEPRECATED("Use erase instead") + void quick_erase(const_iterator it) { erase(it); } + BOOST_UNORDERED_DEPRECATED("Use erase instead") + void erase_return_void(const_iterator it) { erase(it); } + + void swap(unordered_multimap&) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_swappable<H>::value&& + boost::is_nothrow_swappable<P>::value); + void clear() BOOST_NOEXCEPT { table_.clear_impl(); } + + template <typename H2, typename P2> + void merge(boost::unordered_multimap<K, T, H2, P2, A>& source); + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <typename H2, typename P2> + void merge(boost::unordered_multimap<K, T, H2, P2, A>&& source); +#endif + + template <typename H2, typename P2> + void merge(boost::unordered_map<K, T, H2, P2, A>& source); + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <typename H2, typename P2> + void merge(boost::unordered_map<K, T, H2, P2, A>&& source); +#endif + + // observers + + hasher hash_function() const; + key_equal key_eq() const; + + // lookup + + iterator find(const key_type&); + const_iterator find(const key_type&) const; + + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + iterator find(CompatibleKey const&, CompatibleHash const&, + CompatiblePredicate const&); + + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + const_iterator find(CompatibleKey const&, CompatibleHash const&, + CompatiblePredicate const&) const; + + size_type count(const key_type&) const; + + std::pair<iterator, iterator> equal_range(const key_type&); + std::pair<const_iterator, const_iterator> equal_range( + const key_type&) const; + + // bucket interface + + size_type bucket_count() const BOOST_NOEXCEPT + { + return table_.bucket_count_; + } + + size_type max_bucket_count() const BOOST_NOEXCEPT + { + return table_.max_bucket_count(); + } + + size_type bucket_size(size_type) const; + + size_type bucket(const key_type& k) const + { + return table_.hash_to_bucket(table_.hash(k)); + } + + local_iterator begin(size_type n) + { + return local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + const_local_iterator begin(size_type n) const + { + return const_local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + local_iterator end(size_type) { return local_iterator(); } + + const_local_iterator end(size_type) const + { + return const_local_iterator(); + } + + const_local_iterator cbegin(size_type n) const + { + return const_local_iterator(table_.begin(n), n, table_.bucket_count_); + } + + const_local_iterator cend(size_type) const + { + return const_local_iterator(); + } + + // hash policy + + float load_factor() const BOOST_NOEXCEPT; + float max_load_factor() const BOOST_NOEXCEPT { return table_.mlf_; } + void max_load_factor(float) BOOST_NOEXCEPT; + void rehash(size_type); + void reserve(size_type); + +#if !BOOST_WORKAROUND(__BORLANDC__, < 0x0582) + friend bool operator== + <K, T, H, P, A>(unordered_multimap const&, unordered_multimap const&); + friend bool operator!= + <K, T, H, P, A>(unordered_multimap const&, unordered_multimap const&); +#endif + }; // class template unordered_multimap + +#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES + + template <class InputIterator, + class Hash = + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + class Pred = + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + class Allocator = std::allocator< + boost::unordered::detail::iter_to_alloc_t<InputIterator> > > + unordered_multimap(InputIterator, InputIterator, + std::size_t = boost::unordered::detail::default_bucket_count, + Hash = Hash(), Pred = Pred(), Allocator = Allocator()) + ->unordered_multimap<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, Hash, Pred, + Allocator>; + + template <class Key, class T, class Hash = boost::hash<Key>, + class Pred = std::equal_to<Key>, + class Allocator = std::allocator<std::pair<const Key, T> > > + unordered_multimap(std::initializer_list<std::pair<const Key, T> >, + std::size_t = boost::unordered::detail::default_bucket_count, + Hash = Hash(), Pred = Pred(), Allocator = Allocator()) + ->unordered_multimap<Key, T, Hash, Pred, Allocator>; + + template <class InputIterator, class Allocator> + unordered_multimap(InputIterator, InputIterator, std::size_t, Allocator) + ->unordered_multimap<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class InputIterator, class Allocator> + unordered_multimap(InputIterator, InputIterator, Allocator) + ->unordered_multimap<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, + boost::hash<boost::unordered::detail::iter_key_t<InputIterator> >, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class InputIterator, class Hash, class Allocator> + unordered_multimap( + InputIterator, InputIterator, std::size_t, Hash, Allocator) + ->unordered_multimap<boost::unordered::detail::iter_key_t<InputIterator>, + boost::unordered::detail::iter_val_t<InputIterator>, Hash, + std::equal_to<boost::unordered::detail::iter_key_t<InputIterator> >, + Allocator>; + + template <class Key, class T, typename Allocator> + unordered_multimap( + std::initializer_list<std::pair<const Key, T> >, std::size_t, Allocator) + ->unordered_multimap<Key, T, boost::hash<Key>, std::equal_to<Key>, + Allocator>; + + template <class Key, class T, typename Allocator> + unordered_multimap( + std::initializer_list<std::pair<const Key, T> >, Allocator) + ->unordered_multimap<Key, T, boost::hash<Key>, std::equal_to<Key>, + Allocator>; + + template <class Key, class T, class Hash, class Allocator> + unordered_multimap(std::initializer_list<std::pair<const Key, T> >, + std::size_t, Hash, Allocator) + ->unordered_multimap<Key, T, Hash, std::equal_to<Key>, Allocator>; + +#endif + + //////////////////////////////////////////////////////////////////////////// + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map() + : table_(boost::unordered::detail::default_bucket_count, hasher(), + key_equal(), allocator_type()) + { + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map(size_type n, const hasher& hf, + const key_equal& eql, const allocator_type& a) + : table_(n, hf, eql, a) + { + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_map<K, T, H, P, A>::unordered_map(InputIt f, InputIt l, + size_type n, const hasher& hf, const key_equal& eql, + const allocator_type& a) + : table_(boost::unordered::detail::initial_size(f, l, n), hf, eql, a) + { + this->insert(f, l); + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map(unordered_map const& other) + : table_(other.table_, + unordered_map::value_allocator_traits:: + select_on_container_copy_construction(other.get_allocator())) + { + if (other.table_.size_) { + table_.copy_buckets( + other.table_, boost::unordered::detail::true_type()); + } + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map(allocator_type const& a) + : table_(boost::unordered::detail::default_bucket_count, hasher(), + key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + unordered_map const& other, allocator_type const& a) + : table_(other.table_, a) + { + if (other.table_.size_) { + table_.copy_buckets( + other.table_, boost::unordered::detail::true_type()); + } + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + BOOST_RV_REF(unordered_map) other, allocator_type const& a) + : table_(other.table_, a, boost::unordered::detail::move_tag()) + { + table_.move_construct_buckets(other.table_); + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + std::initializer_list<value_type> list, size_type n, const hasher& hf, + const key_equal& eql, const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hf, eql, a) + { + this->insert(list.begin(), list.end()); + } + +#endif + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + size_type n, const allocator_type& a) + : table_(n, hasher(), key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + size_type n, const hasher& hf, const allocator_type& a) + : table_(n, hf, key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_map<K, T, H, P, A>::unordered_map( + InputIt f, InputIt l, size_type n, const allocator_type& a) + : table_(boost::unordered::detail::initial_size(f, l, n), hasher(), + key_equal(), a) + { + this->insert(f, l); + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_map<K, T, H, P, A>::unordered_map(InputIt f, InputIt l, + size_type n, const hasher& hf, const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(f, l, n), hf, key_equal(), a) + { + this->insert(f, l); + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + std::initializer_list<value_type> list, size_type n, + const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hasher(), key_equal(), a) + { + this->insert(list.begin(), list.end()); + } + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::unordered_map( + std::initializer_list<value_type> list, size_type n, const hasher& hf, + const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hf, key_equal(), a) + { + this->insert(list.begin(), list.end()); + } + +#endif + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>::~unordered_map() BOOST_NOEXCEPT + { + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_map<K, T, H, P, A>& unordered_map<K, T, H, P, A>::operator=( + std::initializer_list<value_type> list) + { + this->clear(); + this->insert(list.begin(), list.end()); + return *this; + } + +#endif + + // size and capacity + + template <class K, class T, class H, class P, class A> + std::size_t unordered_map<K, T, H, P, A>::max_size() const BOOST_NOEXCEPT + { + using namespace std; + + // size <= mlf_ * count + return boost::unordered::detail::double_to_size( + ceil(static_cast<double>(table_.mlf_) * + static_cast<double>(table_.max_bucket_count()))) - + 1; + } + + // modifiers + + template <class K, class T, class H, class P, class A> + template <class InputIt> + void unordered_map<K, T, H, P, A>::insert(InputIt first, InputIt last) + { + if (first != last) { + table_.insert_range_unique( + table::extractor::extract(*first), first, last); + } + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + template <class K, class T, class H, class P, class A> + void unordered_map<K, T, H, P, A>::insert( + std::initializer_list<value_type> list) + { + this->insert(list.begin(), list.end()); + } +#endif + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::iterator + unordered_map<K, T, H, P, A>::erase(iterator position) + { + node_pointer node = table::get_node(position); + BOOST_ASSERT(node); + node_pointer next = table::next_node(node); + table_.erase_nodes_unique(node, next); + return iterator(next); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::iterator + unordered_map<K, T, H, P, A>::erase(const_iterator position) + { + node_pointer node = table::get_node(position); + BOOST_ASSERT(node); + node_pointer next = table::next_node(node); + table_.erase_nodes_unique(node, next); + return iterator(next); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::size_type + unordered_map<K, T, H, P, A>::erase(const key_type& k) + { + return table_.erase_key_unique(k); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::iterator + unordered_map<K, T, H, P, A>::erase( + const_iterator first, const_iterator last) + { + node_pointer last_node = table::get_node(last); + if (first == last) + return iterator(last_node); + table_.erase_nodes_unique(table::get_node(first), last_node); + return iterator(last_node); + } + + template <class K, class T, class H, class P, class A> + void unordered_map<K, T, H, P, A>::swap(unordered_map& other) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_swappable<H>::value&& + boost::is_nothrow_swappable<P>::value) + { + table_.swap(other.table_); + } + + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_map<K, T, H, P, A>::merge( + boost::unordered_map<K, T, H2, P2, A>& source) + { + table_.merge_unique(source.table_); + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_map<K, T, H, P, A>::merge( + boost::unordered_map<K, T, H2, P2, A>&& source) + { + table_.merge_unique(source.table_); + } +#endif + + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_map<K, T, H, P, A>::merge( + boost::unordered_multimap<K, T, H2, P2, A>& source) + { + table_.merge_unique(source.table_); + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_map<K, T, H, P, A>::merge( + boost::unordered_multimap<K, T, H2, P2, A>&& source) + { + table_.merge_unique(source.table_); + } +#endif + + // observers + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::hasher + unordered_map<K, T, H, P, A>::hash_function() const + { + return table_.hash_function(); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::key_equal + unordered_map<K, T, H, P, A>::key_eq() const + { + return table_.key_eq(); + } + + // lookup + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::iterator + unordered_map<K, T, H, P, A>::find(const key_type& k) + { + return iterator(table_.find_node(k)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::const_iterator + unordered_map<K, T, H, P, A>::find(const key_type& k) const + { + return const_iterator(table_.find_node(k)); + } + + template <class K, class T, class H, class P, class A> + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + typename unordered_map<K, T, H, P, A>::iterator + unordered_map<K, T, H, P, A>::find(CompatibleKey const& k, + CompatibleHash const& hash, CompatiblePredicate const& eq) + { + return iterator( + table_.find_node_impl(table::policy::apply_hash(hash, k), k, eq)); + } + + template <class K, class T, class H, class P, class A> + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + typename unordered_map<K, T, H, P, A>::const_iterator + unordered_map<K, T, H, P, A>::find(CompatibleKey const& k, + CompatibleHash const& hash, CompatiblePredicate const& eq) const + { + return const_iterator( + table_.find_node_impl(table::policy::apply_hash(hash, k), k, eq)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::size_type + unordered_map<K, T, H, P, A>::count(const key_type& k) const + { + return table_.find_node(k) ? 1 : 0; + } + + template <class K, class T, class H, class P, class A> + std::pair<typename unordered_map<K, T, H, P, A>::iterator, + typename unordered_map<K, T, H, P, A>::iterator> + unordered_map<K, T, H, P, A>::equal_range(const key_type& k) + { + node_pointer n = table_.find_node(k); + return std::make_pair(iterator(n), iterator(n ? table::next_node(n) : n)); + } + + template <class K, class T, class H, class P, class A> + std::pair<typename unordered_map<K, T, H, P, A>::const_iterator, + typename unordered_map<K, T, H, P, A>::const_iterator> + unordered_map<K, T, H, P, A>::equal_range(const key_type& k) const + { + node_pointer n = table_.find_node(k); + return std::make_pair( + const_iterator(n), const_iterator(n ? table::next_node(n) : n)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::mapped_type& + unordered_map<K, T, H, P, A>::operator[](const key_type& k) + { + return table_.try_emplace_unique(k).first->second; + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::mapped_type& + unordered_map<K, T, H, P, A>::operator[](BOOST_RV_REF(key_type) k) + { + return table_.try_emplace_unique(boost::move(k)).first->second; + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::mapped_type& + unordered_map<K, T, H, P, A>::at(const key_type& k) + { + if (table_.size_) { + node_pointer n = table_.find_node(k); + if (n) + return n->value().second; + } + + boost::throw_exception( + std::out_of_range("Unable to find key in unordered_map.")); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::mapped_type const& + unordered_map<K, T, H, P, A>::at(const key_type& k) const + { + if (table_.size_) { + node_pointer n = table_.find_node(k); + if (n) + return n->value().second; + } + + boost::throw_exception( + std::out_of_range("Unable to find key in unordered_map.")); + } + + template <class K, class T, class H, class P, class A> + typename unordered_map<K, T, H, P, A>::size_type + unordered_map<K, T, H, P, A>::bucket_size(size_type n) const + { + return table_.bucket_size(n); + } + + // hash policy + + template <class K, class T, class H, class P, class A> + float unordered_map<K, T, H, P, A>::load_factor() const BOOST_NOEXCEPT + { + BOOST_ASSERT(table_.bucket_count_ != 0); + return static_cast<float>(table_.size_) / + static_cast<float>(table_.bucket_count_); + } + + template <class K, class T, class H, class P, class A> + void unordered_map<K, T, H, P, A>::max_load_factor(float m) BOOST_NOEXCEPT + { + table_.max_load_factor(m); + } + + template <class K, class T, class H, class P, class A> + void unordered_map<K, T, H, P, A>::rehash(size_type n) + { + table_.rehash(n); + } + + template <class K, class T, class H, class P, class A> + void unordered_map<K, T, H, P, A>::reserve(size_type n) + { + table_.rehash(static_cast<std::size_t>( + std::ceil(static_cast<double>(n) / table_.mlf_))); + } + + template <class K, class T, class H, class P, class A> + inline bool operator==(unordered_map<K, T, H, P, A> const& m1, + unordered_map<K, T, H, P, A> const& m2) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_map<K, T, H, P, A> x; + }; +#endif + return m1.table_.equals_unique(m2.table_); + } + + template <class K, class T, class H, class P, class A> + inline bool operator!=(unordered_map<K, T, H, P, A> const& m1, + unordered_map<K, T, H, P, A> const& m2) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_map<K, T, H, P, A> x; + }; +#endif + return !m1.table_.equals_unique(m2.table_); + } + + template <class K, class T, class H, class P, class A> + inline void swap( + unordered_map<K, T, H, P, A>& m1, unordered_map<K, T, H, P, A>& m2) + BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2))) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_map<K, T, H, P, A> x; + }; +#endif + m1.swap(m2); + } + + //////////////////////////////////////////////////////////////////////////// + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap() + : table_(boost::unordered::detail::default_bucket_count, hasher(), + key_equal(), allocator_type()) + { + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap(size_type n, + const hasher& hf, const key_equal& eql, const allocator_type& a) + : table_(n, hf, eql, a) + { + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_multimap<K, T, H, P, A>::unordered_multimap(InputIt f, InputIt l, + size_type n, const hasher& hf, const key_equal& eql, + const allocator_type& a) + : table_(boost::unordered::detail::initial_size(f, l, n), hf, eql, a) + { + this->insert(f, l); + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + unordered_multimap const& other) + : table_(other.table_, + unordered_multimap::value_allocator_traits:: + select_on_container_copy_construction(other.get_allocator())) + { + if (other.table_.size_) { + table_.copy_buckets( + other.table_, boost::unordered::detail::false_type()); + } + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + allocator_type const& a) + : table_(boost::unordered::detail::default_bucket_count, hasher(), + key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + unordered_multimap const& other, allocator_type const& a) + : table_(other.table_, a) + { + if (other.table_.size_) { + table_.copy_buckets( + other.table_, boost::unordered::detail::false_type()); + } + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + BOOST_RV_REF(unordered_multimap) other, allocator_type const& a) + : table_(other.table_, a, boost::unordered::detail::move_tag()) + { + table_.move_construct_buckets(other.table_); + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + std::initializer_list<value_type> list, size_type n, const hasher& hf, + const key_equal& eql, const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hf, eql, a) + { + this->insert(list.begin(), list.end()); + } + +#endif + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + size_type n, const allocator_type& a) + : table_(n, hasher(), key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + size_type n, const hasher& hf, const allocator_type& a) + : table_(n, hf, key_equal(), a) + { + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + InputIt f, InputIt l, size_type n, const allocator_type& a) + : table_(boost::unordered::detail::initial_size(f, l, n), hasher(), + key_equal(), a) + { + this->insert(f, l); + } + + template <class K, class T, class H, class P, class A> + template <class InputIt> + unordered_multimap<K, T, H, P, A>::unordered_multimap(InputIt f, InputIt l, + size_type n, const hasher& hf, const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(f, l, n), hf, key_equal(), a) + { + this->insert(f, l); + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + std::initializer_list<value_type> list, size_type n, + const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hasher(), key_equal(), a) + { + this->insert(list.begin(), list.end()); + } + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::unordered_multimap( + std::initializer_list<value_type> list, size_type n, const hasher& hf, + const allocator_type& a) + : table_( + boost::unordered::detail::initial_size(list.begin(), list.end(), n), + hf, key_equal(), a) + { + this->insert(list.begin(), list.end()); + } + +#endif + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>::~unordered_multimap() BOOST_NOEXCEPT + { + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + + template <class K, class T, class H, class P, class A> + unordered_multimap<K, T, H, P, A>& unordered_multimap<K, T, H, P, A>:: + operator=(std::initializer_list<value_type> list) + { + this->clear(); + this->insert(list.begin(), list.end()); + return *this; + } + +#endif + + // size and capacity + + template <class K, class T, class H, class P, class A> + std::size_t + unordered_multimap<K, T, H, P, A>::max_size() const BOOST_NOEXCEPT + { + using namespace std; + + // size <= mlf_ * count + return boost::unordered::detail::double_to_size( + ceil(static_cast<double>(table_.mlf_) * + static_cast<double>(table_.max_bucket_count()))) - + 1; + } + + // modifiers + + template <class K, class T, class H, class P, class A> + template <class InputIt> + void unordered_multimap<K, T, H, P, A>::insert(InputIt first, InputIt last) + { + table_.insert_range_equiv(first, last); + } + +#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) + template <class K, class T, class H, class P, class A> + void unordered_multimap<K, T, H, P, A>::insert( + std::initializer_list<value_type> list) + { + this->insert(list.begin(), list.end()); + } +#endif + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::iterator + unordered_multimap<K, T, H, P, A>::erase(iterator position) + { + node_pointer node = table::get_node(position); + BOOST_ASSERT(node); + node_pointer next = table::next_node(node); + table_.erase_nodes_equiv(node, next); + return iterator(next); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::iterator + unordered_multimap<K, T, H, P, A>::erase(const_iterator position) + { + node_pointer node = table::get_node(position); + BOOST_ASSERT(node); + node_pointer next = table::next_node(node); + table_.erase_nodes_equiv(node, next); + return iterator(next); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::size_type + unordered_multimap<K, T, H, P, A>::erase(const key_type& k) + { + return table_.erase_key_equiv(k); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::iterator + unordered_multimap<K, T, H, P, A>::erase( + const_iterator first, const_iterator last) + { + node_pointer last_node = table::get_node(last); + if (first == last) + return iterator(last_node); + table_.erase_nodes_equiv(table::get_node(first), last_node); + return iterator(last_node); + } + + template <class K, class T, class H, class P, class A> + void unordered_multimap<K, T, H, P, A>::swap(unordered_multimap& other) + BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&& + boost::is_nothrow_swappable<H>::value&& + boost::is_nothrow_swappable<P>::value) + { + table_.swap(other.table_); + } + + // observers + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::hasher + unordered_multimap<K, T, H, P, A>::hash_function() const + { + return table_.hash_function(); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::key_equal + unordered_multimap<K, T, H, P, A>::key_eq() const + { + return table_.key_eq(); + } + + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_multimap<K, T, H, P, A>::merge( + boost::unordered_multimap<K, T, H2, P2, A>& source) + { + while (!source.empty()) { + insert(source.extract(source.begin())); + } + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_multimap<K, T, H, P, A>::merge( + boost::unordered_multimap<K, T, H2, P2, A>&& source) + { + while (!source.empty()) { + insert(source.extract(source.begin())); + } + } +#endif + + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_multimap<K, T, H, P, A>::merge( + boost::unordered_map<K, T, H2, P2, A>& source) + { + while (!source.empty()) { + insert(source.extract(source.begin())); + } + } + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + template <class K, class T, class H, class P, class A> + template <typename H2, typename P2> + void unordered_multimap<K, T, H, P, A>::merge( + boost::unordered_map<K, T, H2, P2, A>&& source) + { + while (!source.empty()) { + insert(source.extract(source.begin())); + } + } +#endif + + // lookup + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::iterator + unordered_multimap<K, T, H, P, A>::find(const key_type& k) + { + return iterator(table_.find_node(k)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::const_iterator + unordered_multimap<K, T, H, P, A>::find(const key_type& k) const + { + return const_iterator(table_.find_node(k)); + } + + template <class K, class T, class H, class P, class A> + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + typename unordered_multimap<K, T, H, P, A>::iterator + unordered_multimap<K, T, H, P, A>::find(CompatibleKey const& k, + CompatibleHash const& hash, CompatiblePredicate const& eq) + { + return iterator( + table_.find_node_impl(table::policy::apply_hash(hash, k), k, eq)); + } + + template <class K, class T, class H, class P, class A> + template <class CompatibleKey, class CompatibleHash, + class CompatiblePredicate> + typename unordered_multimap<K, T, H, P, A>::const_iterator + unordered_multimap<K, T, H, P, A>::find(CompatibleKey const& k, + CompatibleHash const& hash, CompatiblePredicate const& eq) const + { + return const_iterator( + table_.find_node_impl(table::policy::apply_hash(hash, k), k, eq)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::size_type + unordered_multimap<K, T, H, P, A>::count(const key_type& k) const + { + node_pointer n = table_.find_node(k); + return n ? table_.group_count(n) : 0; + } + + template <class K, class T, class H, class P, class A> + std::pair<typename unordered_multimap<K, T, H, P, A>::iterator, + typename unordered_multimap<K, T, H, P, A>::iterator> + unordered_multimap<K, T, H, P, A>::equal_range(const key_type& k) + { + node_pointer n = table_.find_node(k); + return std::make_pair( + iterator(n), iterator(n ? table_.next_group(n) : n)); + } + + template <class K, class T, class H, class P, class A> + std::pair<typename unordered_multimap<K, T, H, P, A>::const_iterator, + typename unordered_multimap<K, T, H, P, A>::const_iterator> + unordered_multimap<K, T, H, P, A>::equal_range(const key_type& k) const + { + node_pointer n = table_.find_node(k); + return std::make_pair( + const_iterator(n), const_iterator(n ? table_.next_group(n) : n)); + } + + template <class K, class T, class H, class P, class A> + typename unordered_multimap<K, T, H, P, A>::size_type + unordered_multimap<K, T, H, P, A>::bucket_size(size_type n) const + { + return table_.bucket_size(n); + } + + // hash policy + + template <class K, class T, class H, class P, class A> + float unordered_multimap<K, T, H, P, A>::load_factor() const BOOST_NOEXCEPT + { + BOOST_ASSERT(table_.bucket_count_ != 0); + return static_cast<float>(table_.size_) / + static_cast<float>(table_.bucket_count_); + } + + template <class K, class T, class H, class P, class A> + void unordered_multimap<K, T, H, P, A>::max_load_factor( + float m) BOOST_NOEXCEPT + { + table_.max_load_factor(m); + } + + template <class K, class T, class H, class P, class A> + void unordered_multimap<K, T, H, P, A>::rehash(size_type n) + { + table_.rehash(n); + } + + template <class K, class T, class H, class P, class A> + void unordered_multimap<K, T, H, P, A>::reserve(size_type n) + { + table_.rehash(static_cast<std::size_t>( + std::ceil(static_cast<double>(n) / table_.mlf_))); + } + + template <class K, class T, class H, class P, class A> + inline bool operator==(unordered_multimap<K, T, H, P, A> const& m1, + unordered_multimap<K, T, H, P, A> const& m2) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_multimap<K, T, H, P, A> x; + }; +#endif + return m1.table_.equals_equiv(m2.table_); + } + + template <class K, class T, class H, class P, class A> + inline bool operator!=(unordered_multimap<K, T, H, P, A> const& m1, + unordered_multimap<K, T, H, P, A> const& m2) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_multimap<K, T, H, P, A> x; + }; +#endif + return !m1.table_.equals_equiv(m2.table_); + } + + template <class K, class T, class H, class P, class A> + inline void swap(unordered_multimap<K, T, H, P, A>& m1, + unordered_multimap<K, T, H, P, A>& m2) + BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2))) + { +#if BOOST_WORKAROUND(__CODEGEARC__, BOOST_TESTED_AT(0x0613)) + struct dummy + { + unordered_multimap<K, T, H, P, A> x; + }; +#endif + m1.swap(m2); + } + + template <typename N, class K, class T, class A> class node_handle_map + { + BOOST_MOVABLE_BUT_NOT_COPYABLE(node_handle_map) + + template <typename Types> friend struct ::boost::unordered::detail::table; + template <class K2, class T2, class H2, class P2, class A2> + friend class boost::unordered::unordered_map; + template <class K2, class T2, class H2, class P2, class A2> + friend class boost::unordered::unordered_multimap; + + typedef typename boost::unordered::detail::rebind_wrap<A, + std::pair<K const, T> >::type value_allocator; + typedef boost::unordered::detail::allocator_traits<value_allocator> + value_allocator_traits; + typedef N node; + typedef typename boost::unordered::detail::rebind_wrap<A, node>::type + node_allocator; + typedef boost::unordered::detail::allocator_traits<node_allocator> + node_allocator_traits; + typedef typename node_allocator_traits::pointer node_pointer; + + public: + typedef K key_type; + typedef T mapped_type; + typedef A allocator_type; + + private: + node_pointer ptr_; + boost::unordered::detail::optional<value_allocator> alloc_; + + node_handle_map(node_pointer ptr, allocator_type const& a) + : ptr_(ptr), alloc_(a) + { + } + + public: + BOOST_CONSTEXPR node_handle_map() BOOST_NOEXCEPT : ptr_(), alloc_() {} + + ~node_handle_map() + { + if (ptr_) { + node_allocator node_alloc(*alloc_); + boost::unordered::detail::node_tmp<node_allocator> tmp( + ptr_, node_alloc); + } + } + + node_handle_map(BOOST_RV_REF(node_handle_map) n) BOOST_NOEXCEPT + : ptr_(n.ptr_), + alloc_(boost::move(n.alloc_)) + { + n.ptr_ = node_pointer(); + } + + node_handle_map& operator=(BOOST_RV_REF(node_handle_map) n) + { + BOOST_ASSERT(!alloc_.has_value() || + value_allocator_traits:: + propagate_on_container_move_assignment::value || + (n.alloc_.has_value() && alloc_ == n.alloc_)); + + if (ptr_) { + node_allocator node_alloc(*alloc_); + boost::unordered::detail::node_tmp<node_allocator> tmp( + ptr_, node_alloc); + ptr_ = node_pointer(); + } + + if (!alloc_.has_value() || + value_allocator_traits::propagate_on_container_move_assignment:: + value) { + alloc_ = boost::move(n.alloc_); + } + ptr_ = n.ptr_; + n.ptr_ = node_pointer(); + + return *this; + } + + key_type& key() const + { + return const_cast<key_type&>(ptr_->value().first); + } + + mapped_type& mapped() const { return ptr_->value().second; } + + allocator_type get_allocator() const { return *alloc_; } + + BOOST_EXPLICIT_OPERATOR_BOOL_NOEXCEPT() + + bool operator!() const BOOST_NOEXCEPT { return ptr_ ? 0 : 1; } + + bool empty() const BOOST_NOEXCEPT { return ptr_ ? 0 : 1; } + + void swap(node_handle_map& n) BOOST_NOEXCEPT_IF( + value_allocator_traits::propagate_on_container_swap::value || + value_allocator_traits::is_always_equal::value) + { + BOOST_ASSERT( + !alloc_.has_value() || !n.alloc_.has_value() || + value_allocator_traits::propagate_on_container_swap::value || + alloc_ == n.alloc_); + if (value_allocator_traits::propagate_on_container_swap::value || + !alloc_.has_value() || !n.alloc_.has_value()) { + boost::swap(alloc_, n.alloc_); + } + boost::swap(ptr_, n.ptr_); + } + }; + + template <class N, class K, class T, class A> + void swap(node_handle_map<N, K, T, A>& x, node_handle_map<N, K, T, A>& y) + BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(x.swap(y))) + { + x.swap(y); + } + + template <class N, class K, class T, class A> struct insert_return_type_map + { + private: + BOOST_MOVABLE_BUT_NOT_COPYABLE(insert_return_type_map) + + typedef typename boost::unordered::detail::rebind_wrap<A, + std::pair<K const, T> >::type value_allocator; + typedef N node_; + + public: + bool inserted; + boost::unordered::iterator_detail::iterator<node_> position; + boost::unordered::node_handle_map<N, K, T, A> node; + + insert_return_type_map() : inserted(false), position(), node() {} + + insert_return_type_map(BOOST_RV_REF(insert_return_type_map) + x) BOOST_NOEXCEPT : inserted(x.inserted), + position(x.position), + node(boost::move(x.node)) + { + } + + insert_return_type_map& operator=(BOOST_RV_REF(insert_return_type_map) x) + { + inserted = x.inserted; + position = x.position; + node = boost::move(x.node); + return *this; + } + }; + + template <class N, class K, class T, class A> + void swap(insert_return_type_map<N, K, T, A>& x, + insert_return_type_map<N, K, T, A>& y) + { + boost::swap(x.node, y.node); + boost::swap(x.inserted, y.inserted); + boost::swap(x.position, y.position); + } + } // namespace unordered +} // namespace boost + +#if defined(BOOST_MSVC) +#pragma warning(pop) +#endif + +#endif // BOOST_UNORDERED_UNORDERED_MAP_HPP_INCLUDED |