forked from boostorg/unordered
		
	
		
			
				
	
	
		
			2230 lines
		
	
	
		
			71 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			2230 lines
		
	
	
		
			71 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
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// Copyright (C) 2003-2004 Jeremy B. Maitin-Shepard.
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// Copyright (C) 2005-2011 Daniel James.
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// Copyright (C) 2022 Christian Mazakas
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//  See http://www.boost.org/libs/unordered for documentation
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#ifndef BOOST_UNORDERED_UNORDERED_SET_HPP_INCLUDED
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#define BOOST_UNORDERED_UNORDERED_SET_HPP_INCLUDED
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#include <boost/config.hpp>
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#if defined(BOOST_HAS_PRAGMA_ONCE)
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#pragma once
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#endif
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#include <boost/core/explicit_operator_bool.hpp>
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#include <boost/functional/hash.hpp>
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#include <boost/move/move.hpp>
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#include <boost/unordered/detail/set.hpp>
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#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
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#include <initializer_list>
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#endif
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#if defined(BOOST_MSVC)
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#pragma warning(push)
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// conditional expression is constant
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#pragma warning(disable : 4127)
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#if BOOST_MSVC >= 1400
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// the inline specifier cannot be used when a friend declaration refers to a
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// specialization of a function template
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#pragma warning(disable : 4396)
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#endif
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#endif
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namespace boost {
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  namespace unordered {
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    template <class T, class H, class P, class A> class unordered_set
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    {
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#if defined(BOOST_UNORDERED_USE_MOVE)
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      BOOST_COPYABLE_AND_MOVABLE(unordered_set)
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#endif
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      template <typename, typename, typename, typename>
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      friend class unordered_multiset;
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    public:
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      typedef T key_type;
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      typedef T value_type;
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      typedef H hasher;
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      typedef P key_equal;
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      typedef A allocator_type;
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    private:
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      typedef boost::unordered::detail::set<A, T, H, P> types;
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      typedef typename types::value_allocator_traits value_allocator_traits;
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      typedef typename types::table table;
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    public:
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      typedef typename value_allocator_traits::pointer pointer;
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      typedef typename value_allocator_traits::const_pointer const_pointer;
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      typedef value_type& reference;
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      typedef value_type const& const_reference;
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      typedef std::size_t size_type;
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      typedef std::ptrdiff_t difference_type;
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      typedef typename table::c_iterator iterator;
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      typedef typename table::c_iterator const_iterator;
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      typedef typename table::cl_iterator local_iterator;
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      typedef typename table::cl_iterator const_local_iterator;
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      typedef typename types::node_type node_type;
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      typedef typename types::insert_return_type insert_return_type;
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    private:
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      table table_;
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    public:
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      // constructors
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      unordered_set();
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      explicit unordered_set(size_type, const hasher& = hasher(),
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        const key_equal& = key_equal(),
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        const allocator_type& = allocator_type());
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      template <class InputIt>
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      unordered_set(InputIt, InputIt,
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        size_type = boost::unordered::detail::default_bucket_count,
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        const hasher& = hasher(), const key_equal& = key_equal(),
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        const allocator_type& = allocator_type());
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      unordered_set(unordered_set const&);
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#if defined(BOOST_UNORDERED_USE_MOVE) ||                                       \
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  !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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      unordered_set(BOOST_RV_REF(unordered_set) other)
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        BOOST_NOEXCEPT_IF(table::nothrow_move_constructible)
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          : table_(other.table_, boost::unordered::detail::move_tag())
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      {
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        // The move is done in table_
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      }
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#endif
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      explicit unordered_set(allocator_type const&);
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      unordered_set(unordered_set const&, allocator_type const&);
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      unordered_set(BOOST_RV_REF(unordered_set), allocator_type const&);
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#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
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      unordered_set(std::initializer_list<value_type>,
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        size_type = boost::unordered::detail::default_bucket_count,
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        const hasher& = hasher(), const key_equal& l = key_equal(),
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        const allocator_type& = allocator_type());
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#endif
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      explicit unordered_set(size_type, const allocator_type&);
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      explicit unordered_set(size_type, const hasher&, const allocator_type&);
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      template <class InputIt>
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      unordered_set(InputIt, InputIt, size_type, const allocator_type&);
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      template <class InputIt>
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      unordered_set(
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        InputIt, InputIt, size_type, const hasher&, const allocator_type&);
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#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
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      unordered_set(
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        std::initializer_list<value_type>, size_type, const allocator_type&);
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      unordered_set(std::initializer_list<value_type>, size_type, const hasher&,
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        const allocator_type&);
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#endif
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      // Destructor
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      ~unordered_set() BOOST_NOEXCEPT;
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// Assign
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#if defined(BOOST_UNORDERED_USE_MOVE)
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      unordered_set& operator=(BOOST_COPY_ASSIGN_REF(unordered_set) x)
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      {
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        table_.assign(x.table_, boost::unordered::detail::true_type());
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        return *this;
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      }
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      unordered_set& operator=(BOOST_RV_REF(unordered_set) x)
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        BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&&
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            boost::is_nothrow_move_assignable<H>::value&&
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              boost::is_nothrow_move_assignable<P>::value)
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      {
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        table_.move_assign(x.table_, boost::unordered::detail::true_type());
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        return *this;
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      }
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#else
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      unordered_set& operator=(unordered_set const& x)
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      {
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        table_.assign(x.table_, boost::unordered::detail::true_type());
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        return *this;
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      }
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
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      unordered_set& operator=(unordered_set&& x)
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        BOOST_NOEXCEPT_IF(value_allocator_traits::is_always_equal::value&&
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            boost::is_nothrow_move_assignable<H>::value&&
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              boost::is_nothrow_move_assignable<P>::value)
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      {
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        table_.move_assign(x.table_, boost::unordered::detail::true_type());
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        return *this;
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      }
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#endif
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#endif
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#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
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      unordered_set& operator=(std::initializer_list<value_type>);
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#endif
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      allocator_type get_allocator() const BOOST_NOEXCEPT
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      {
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        return table_.node_alloc();
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      }
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      // iterators
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      iterator begin() BOOST_NOEXCEPT { return iterator(table_.begin()); }
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      const_iterator begin() const BOOST_NOEXCEPT
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      {
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        return const_iterator(table_.begin());
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      }
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      iterator end() BOOST_NOEXCEPT { return iterator(); }
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      const_iterator end() const BOOST_NOEXCEPT { return const_iterator(); }
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      const_iterator cbegin() const BOOST_NOEXCEPT
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      {
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        return const_iterator(table_.begin());
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      }
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      const_iterator cend() const BOOST_NOEXCEPT { return const_iterator(); }
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      // size and capacity
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      BOOST_ATTRIBUTE_NODISCARD bool empty() const BOOST_NOEXCEPT
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      {
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        return table_.size_ == 0;
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      }
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      size_type size() const BOOST_NOEXCEPT { return table_.size_; }
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      size_type max_size() const BOOST_NOEXCEPT;
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// emplace
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#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
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      template <class... Args>
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      std::pair<iterator, bool> emplace(BOOST_FWD_REF(Args)... args)
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      {
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        return table_.emplace_unique(
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          table::extractor::extract(boost::forward<Args>(args)...),
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          boost::forward<Args>(args)...);
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      }
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#else
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#if !BOOST_UNORDERED_SUN_WORKAROUNDS1
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      // 0 argument emplace requires special treatment in case
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      // the container is instantiated with a value type that
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      // doesn't have a default constructor.
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      std::pair<iterator, bool> emplace(
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        boost::unordered::detail::empty_emplace =
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          boost::unordered::detail::empty_emplace(),
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        value_type v = value_type())
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      {
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        return this->emplace(boost::move(v));
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      }
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#endif
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      template <typename A0>
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      std::pair<iterator, bool> emplace(BOOST_FWD_REF(A0) a0)
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      {
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        return table_.emplace_unique(
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          table::extractor::extract(boost::forward<A0>(a0)),
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          boost::unordered::detail::create_emplace_args(
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            boost::forward<A0>(a0)));
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      }
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      template <typename A0, typename A1>
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      std::pair<iterator, bool> emplace(
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        BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1)
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      {
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        return table_.emplace_unique(
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          table::extractor::extract(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)),
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          boost::unordered::detail::create_emplace_args(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)));
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      }
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      template <typename A0, typename A1, typename A2>
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      std::pair<iterator, bool> emplace(
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        BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2)
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      {
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        return table_.emplace_unique(
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          table::extractor::extract(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)),
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          boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0),
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            boost::forward<A1>(a1), boost::forward<A2>(a2)));
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      }
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#endif
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#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
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      template <class... Args>
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      iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(Args)... args)
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      {
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        return table_.emplace_hint_unique(hint,
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          table::extractor::extract(boost::forward<Args>(args)...),
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          boost::forward<Args>(args)...);
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      }
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#else
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#if !BOOST_UNORDERED_SUN_WORKAROUNDS1
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      iterator emplace_hint(const_iterator hint,
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        boost::unordered::detail::empty_emplace =
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          boost::unordered::detail::empty_emplace(),
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        value_type v = value_type())
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      {
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        return this->emplace_hint(hint, boost::move(v));
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      }
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#endif
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      template <typename A0>
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      iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0)
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      {
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        return table_.emplace_hint_unique(hint,
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          table::extractor::extract(boost::forward<A0>(a0)),
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          boost::unordered::detail::create_emplace_args(
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            boost::forward<A0>(a0)));
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      }
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      template <typename A0, typename A1>
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      iterator emplace_hint(
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        const_iterator hint, BOOST_FWD_REF(A0) a0, BOOST_FWD_REF(A1) a1)
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      {
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        return table_.emplace_hint_unique(hint,
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          table::extractor::extract(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)),
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          boost::unordered::detail::create_emplace_args(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)));
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      }
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      template <typename A0, typename A1, typename A2>
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      iterator emplace_hint(const_iterator hint, BOOST_FWD_REF(A0) a0,
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        BOOST_FWD_REF(A1) a1, BOOST_FWD_REF(A2) a2)
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      {
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        return table_.emplace_hint_unique(hint,
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          table::extractor::extract(
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            boost::forward<A0>(a0), boost::forward<A1>(a1)),
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          boost::unordered::detail::create_emplace_args(boost::forward<A0>(a0),
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            boost::forward<A1>(a1), boost::forward<A2>(a2)));
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      }
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#endif
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#if defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
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#define BOOST_UNORDERED_EMPLACE(z, n, _)                                       \
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  template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)>                          \
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  std::pair<iterator, bool> emplace(                                           \
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    BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a))                        \
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  {                                                                            \
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    return table_.emplace_unique(                                              \
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      table::extractor::extract(                                               \
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        boost::forward<A0>(a0), boost::forward<A1>(a1)),                       \
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      boost::unordered::detail::create_emplace_args(                           \
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        BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a)));               \
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  }                                                                            \
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                                                                               \
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  template <BOOST_PP_ENUM_PARAMS_Z(z, n, typename A)>                          \
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  iterator emplace_hint(                                                       \
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    const_iterator hint, BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_FWD_PARAM, a))   \
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  {                                                                            \
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    return table_.emplace_hint_unique(hint,                                    \
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      table::extractor::extract(                                               \
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        boost::forward<A0>(a0), boost::forward<A1>(a1)),                       \
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      boost::unordered::detail::create_emplace_args(                           \
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        BOOST_PP_ENUM_##z(n, BOOST_UNORDERED_CALL_FORWARD, a)));               \
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  }
 | 
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      BOOST_UNORDERED_EMPLACE(1, 4, _)
 | 
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      BOOST_UNORDERED_EMPLACE(1, 5, _)
 | 
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      BOOST_UNORDERED_EMPLACE(1, 6, _)
 | 
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      BOOST_UNORDERED_EMPLACE(1, 7, _)
 | 
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      BOOST_UNORDERED_EMPLACE(1, 8, _)
 | 
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      BOOST_UNORDERED_EMPLACE(1, 9, _)
 | 
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      BOOST_PP_REPEAT_FROM_TO(10, BOOST_PP_INC(BOOST_UNORDERED_EMPLACE_LIMIT),
 | 
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        BOOST_UNORDERED_EMPLACE, _)
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#undef BOOST_UNORDERED_EMPLACE
 | 
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 | 
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#endif
 | 
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 | 
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      std::pair<iterator, bool> insert(value_type const& x)
 | 
						|
      {
 | 
						|
        return this->emplace(x);
 | 
						|
      }
 | 
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 | 
						|
      std::pair<iterator, bool> insert(BOOST_UNORDERED_RV_REF(value_type) x)
 | 
						|
      {
 | 
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        return this->emplace(boost::move(x));
 | 
						|
      }
 | 
						|
 | 
						|
      iterator insert(const_iterator hint, value_type const& x)
 | 
						|
      {
 | 
						|
        return this->emplace_hint(hint, x);
 | 
						|
      }
 | 
						|
 | 
						|
      iterator insert(const_iterator hint, BOOST_UNORDERED_RV_REF(value_type) x)
 | 
						|
      {
 | 
						|
        return this->emplace_hint(hint, boost::move(x));
 | 
						|
      }
 | 
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 | 
						|
      template <class InputIt> void insert(InputIt, InputIt);
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						|
#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_impl(k), table_.node_alloc());
 | 
						|
      }
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<
 | 
						|
        detail::transparent_non_iterable<Key, unordered_set>::value,
 | 
						|
        node_type>::type
 | 
						|
      extract(const Key& k)
 | 
						|
      {
 | 
						|
        return node_type(table_.extract_by_key_impl(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
 | 
						|
 | 
						|
      iterator erase(const_iterator);
 | 
						|
      size_type erase(const key_type&);
 | 
						|
      iterator erase(const_iterator, const_iterator);
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<
 | 
						|
        detail::transparent_non_iterable<Key, unordered_set>::value,
 | 
						|
        size_type>::type
 | 
						|
      erase(BOOST_FWD_REF(Key) k)
 | 
						|
      {
 | 
						|
        return table_.erase_key_unique_impl(boost::forward<Key>(k));
 | 
						|
      }
 | 
						|
 | 
						|
      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_set&)
 | 
						|
        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_set<T, H2, P2, A>& source);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_set<T, H2, P2, A>&& source);
 | 
						|
#endif
 | 
						|
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_multiset<T, H2, P2, A>& source);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_multiset<T, H2, P2, A>&& source);
 | 
						|
#endif
 | 
						|
 | 
						|
      // observers
 | 
						|
 | 
						|
      hasher hash_function() const;
 | 
						|
      key_equal key_eq() const;
 | 
						|
 | 
						|
      // lookup
 | 
						|
 | 
						|
      const_iterator find(const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        const_iterator>::type
 | 
						|
      find(const Key& k) const
 | 
						|
      {
 | 
						|
        return const_iterator(table_.find(k));
 | 
						|
      }
 | 
						|
 | 
						|
      template <class CompatibleKey, class CompatibleHash,
 | 
						|
        class CompatiblePredicate>
 | 
						|
      const_iterator find(CompatibleKey const&, CompatibleHash const&,
 | 
						|
        CompatiblePredicate const&) const;
 | 
						|
 | 
						|
      bool contains(key_type const& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k) != this->end();
 | 
						|
      }
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        bool>::type
 | 
						|
      contains(const Key& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k) != this->end();
 | 
						|
      }
 | 
						|
 | 
						|
      size_type count(const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        size_type>::type
 | 
						|
      count(const Key& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k) != this->end() ? 1 : 0;
 | 
						|
      }
 | 
						|
 | 
						|
      std::pair<const_iterator, const_iterator> equal_range(
 | 
						|
        const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        std::pair<const_iterator, const_iterator> >::type
 | 
						|
      equal_range(Key const& k) const
 | 
						|
      {
 | 
						|
        iterator n = table_.find(k);
 | 
						|
        iterator m = n;
 | 
						|
        if (m != this->end()) {
 | 
						|
          ++m;
 | 
						|
        }
 | 
						|
 | 
						|
        return std::make_pair(const_iterator(n), const_iterator(m));
 | 
						|
      }
 | 
						|
 | 
						|
      // 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));
 | 
						|
      }
 | 
						|
 | 
						|
      const_local_iterator begin(size_type n) const
 | 
						|
      {
 | 
						|
        return const_local_iterator(table_.begin(n));
 | 
						|
      }
 | 
						|
 | 
						|
      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));
 | 
						|
      }
 | 
						|
 | 
						|
      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(BOOST_BORLANDC, < 0x0582)
 | 
						|
      friend bool operator==
 | 
						|
        <T, H, P, A>(unordered_set const&, unordered_set const&);
 | 
						|
      friend bool operator!=
 | 
						|
        <T, H, P, A>(unordered_set const&, unordered_set const&);
 | 
						|
#endif
 | 
						|
    }; // class template unordered_set
 | 
						|
 | 
						|
#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES
 | 
						|
 | 
						|
    template <class InputIterator,
 | 
						|
      class Hash =
 | 
						|
        boost::hash<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
      class Pred =
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
      class Allocator = std::allocator<
 | 
						|
        typename std::iterator_traits<InputIterator>::value_type> >
 | 
						|
    unordered_set(InputIterator, InputIterator,
 | 
						|
      std::size_t = boost::unordered::detail::default_bucket_count,
 | 
						|
      Hash = Hash(), Pred = Pred(), Allocator = Allocator())
 | 
						|
      ->unordered_set<typename std::iterator_traits<InputIterator>::value_type,
 | 
						|
        Hash, Pred, Allocator>;
 | 
						|
 | 
						|
    template <class T, class Hash = boost::hash<T>,
 | 
						|
      class Pred = std::equal_to<T>, class Allocator = std::allocator<T> >
 | 
						|
    unordered_set(std::initializer_list<T>,
 | 
						|
      std::size_t = boost::unordered::detail::default_bucket_count,
 | 
						|
      Hash = Hash(), Pred = Pred(), Allocator = Allocator())
 | 
						|
      ->unordered_set<T, Hash, Pred, Allocator>;
 | 
						|
 | 
						|
    template <class InputIterator, class Allocator>
 | 
						|
    unordered_set(InputIterator, InputIterator, std::size_t, Allocator)
 | 
						|
      ->unordered_set<typename std::iterator_traits<InputIterator>::value_type,
 | 
						|
        boost::hash<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        Allocator>;
 | 
						|
 | 
						|
    template <class InputIterator, class Hash, class Allocator>
 | 
						|
    unordered_set(InputIterator, InputIterator, std::size_t, Hash, Allocator)
 | 
						|
      ->unordered_set<typename std::iterator_traits<InputIterator>::value_type,
 | 
						|
        Hash,
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        Allocator>;
 | 
						|
 | 
						|
    template <class T, class Allocator>
 | 
						|
    unordered_set(std::initializer_list<T>, std::size_t, Allocator)
 | 
						|
      ->unordered_set<T, boost::hash<T>, std::equal_to<T>, Allocator>;
 | 
						|
 | 
						|
    template <class T, class Hash, class Allocator>
 | 
						|
    unordered_set(std::initializer_list<T>, std::size_t, Hash, Allocator)
 | 
						|
      ->unordered_set<T, Hash, std::equal_to<T>, Allocator>;
 | 
						|
 | 
						|
#endif
 | 
						|
 | 
						|
    template <class T, class H, class P, class A> class unordered_multiset
 | 
						|
    {
 | 
						|
#if defined(BOOST_UNORDERED_USE_MOVE)
 | 
						|
      BOOST_COPYABLE_AND_MOVABLE(unordered_multiset)
 | 
						|
#endif
 | 
						|
      template <typename, typename, typename, typename>
 | 
						|
      friend class unordered_set;
 | 
						|
 | 
						|
    public:
 | 
						|
      typedef T key_type;
 | 
						|
      typedef T value_type;
 | 
						|
      typedef H hasher;
 | 
						|
      typedef P key_equal;
 | 
						|
      typedef A allocator_type;
 | 
						|
 | 
						|
    private:
 | 
						|
      typedef boost::unordered::detail::set<A, T, H, P> types;
 | 
						|
      typedef typename types::value_allocator_traits value_allocator_traits;
 | 
						|
      typedef typename types::table table;
 | 
						|
 | 
						|
    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::c_iterator iterator;
 | 
						|
      typedef typename table::c_iterator const_iterator;
 | 
						|
      typedef typename table::cl_iterator local_iterator;
 | 
						|
      typedef typename table::cl_iterator const_local_iterator;
 | 
						|
      typedef typename types::node_type node_type;
 | 
						|
 | 
						|
    private:
 | 
						|
      table table_;
 | 
						|
 | 
						|
    public:
 | 
						|
      // constructors
 | 
						|
 | 
						|
      unordered_multiset();
 | 
						|
 | 
						|
      explicit unordered_multiset(size_type, const hasher& = hasher(),
 | 
						|
        const key_equal& = key_equal(),
 | 
						|
        const allocator_type& = allocator_type());
 | 
						|
 | 
						|
      template <class InputIt>
 | 
						|
      unordered_multiset(InputIt, InputIt,
 | 
						|
        size_type = boost::unordered::detail::default_bucket_count,
 | 
						|
        const hasher& = hasher(), const key_equal& = key_equal(),
 | 
						|
        const allocator_type& = allocator_type());
 | 
						|
 | 
						|
      unordered_multiset(unordered_multiset const&);
 | 
						|
 | 
						|
#if defined(BOOST_UNORDERED_USE_MOVE) ||                                       \
 | 
						|
  !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      unordered_multiset(BOOST_RV_REF(unordered_multiset) 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_multiset(allocator_type const&);
 | 
						|
 | 
						|
      unordered_multiset(unordered_multiset const&, allocator_type const&);
 | 
						|
 | 
						|
      unordered_multiset(
 | 
						|
        BOOST_RV_REF(unordered_multiset), allocator_type const&);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 | 
						|
      unordered_multiset(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_multiset(size_type, const allocator_type&);
 | 
						|
 | 
						|
      explicit unordered_multiset(
 | 
						|
        size_type, const hasher&, const allocator_type&);
 | 
						|
 | 
						|
      template <class InputIt>
 | 
						|
      unordered_multiset(InputIt, InputIt, size_type, const allocator_type&);
 | 
						|
 | 
						|
      template <class InputIt>
 | 
						|
      unordered_multiset(
 | 
						|
        InputIt, InputIt, size_type, const hasher&, const allocator_type&);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 | 
						|
      unordered_multiset(
 | 
						|
        std::initializer_list<value_type>, size_type, const allocator_type&);
 | 
						|
 | 
						|
      unordered_multiset(std::initializer_list<value_type>, size_type,
 | 
						|
        const hasher&, const allocator_type&);
 | 
						|
#endif
 | 
						|
 | 
						|
      // Destructor
 | 
						|
 | 
						|
      ~unordered_multiset() BOOST_NOEXCEPT;
 | 
						|
 | 
						|
// Assign
 | 
						|
 | 
						|
#if defined(BOOST_UNORDERED_USE_MOVE)
 | 
						|
      unordered_multiset& operator=(BOOST_COPY_ASSIGN_REF(unordered_multiset) x)
 | 
						|
      {
 | 
						|
        table_.assign(x.table_, boost::unordered::detail::false_type());
 | 
						|
        return *this;
 | 
						|
      }
 | 
						|
 | 
						|
      unordered_multiset& operator=(BOOST_RV_REF(unordered_multiset) 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_multiset& operator=(unordered_multiset const& x)
 | 
						|
      {
 | 
						|
        table_.assign(x.table_, boost::unordered::detail::false_type());
 | 
						|
        return *this;
 | 
						|
      }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      unordered_multiset& operator=(unordered_multiset&& 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_multiset& 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
 | 
						|
 | 
						|
      BOOST_ATTRIBUTE_NODISCARD 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_UNORDERED_RV_REF(value_type) x)
 | 
						|
      {
 | 
						|
        return this->emplace(boost::move(x));
 | 
						|
      }
 | 
						|
 | 
						|
      iterator insert(const_iterator hint, value_type const& x)
 | 
						|
      {
 | 
						|
        return this->emplace_hint(hint, x);
 | 
						|
      }
 | 
						|
 | 
						|
      iterator insert(const_iterator hint, BOOST_UNORDERED_RV_REF(value_type) x)
 | 
						|
      {
 | 
						|
        return this->emplace_hint(hint, boost::move(x));
 | 
						|
      }
 | 
						|
 | 
						|
      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_impl(k), table_.node_alloc());
 | 
						|
      }
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<
 | 
						|
        detail::transparent_non_iterable<Key, unordered_multiset>::value,
 | 
						|
        node_type>::type
 | 
						|
      extract(const Key& k)
 | 
						|
      {
 | 
						|
        return node_type(table_.extract_by_key_impl(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(const_iterator);
 | 
						|
      size_type erase(const key_type&);
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<
 | 
						|
        detail::transparent_non_iterable<Key, unordered_multiset>::value,
 | 
						|
        size_type>::type
 | 
						|
      erase(const Key& k)
 | 
						|
      {
 | 
						|
        return table_.erase_key_equiv_impl(k);
 | 
						|
      }
 | 
						|
 | 
						|
      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_multiset&)
 | 
						|
        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_multiset<T, H2, P2, A>& source);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_multiset<T, H2, P2, A>&& source);
 | 
						|
#endif
 | 
						|
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_set<T, H2, P2, A>& source);
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
      template <typename H2, typename P2>
 | 
						|
      void merge(boost::unordered_set<T, H2, P2, A>&& source);
 | 
						|
#endif
 | 
						|
 | 
						|
      // observers
 | 
						|
 | 
						|
      hasher hash_function() const;
 | 
						|
      key_equal key_eq() const;
 | 
						|
 | 
						|
      // lookup
 | 
						|
 | 
						|
      const_iterator find(const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        const_iterator>::type
 | 
						|
      find(const Key& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k);
 | 
						|
      }
 | 
						|
 | 
						|
      template <class CompatibleKey, class CompatibleHash,
 | 
						|
        class CompatiblePredicate>
 | 
						|
      const_iterator find(CompatibleKey const&, CompatibleHash const&,
 | 
						|
        CompatiblePredicate const&) const;
 | 
						|
 | 
						|
      bool contains(const key_type& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k) != this->end();
 | 
						|
      }
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        bool>::type
 | 
						|
      contains(const Key& k) const
 | 
						|
      {
 | 
						|
        return table_.find(k) != this->end();
 | 
						|
      }
 | 
						|
 | 
						|
      size_type count(const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        size_type>::type
 | 
						|
      count(const Key& k) const
 | 
						|
      {
 | 
						|
        return table_.group_count(k);
 | 
						|
      }
 | 
						|
 | 
						|
      std::pair<const_iterator, const_iterator> equal_range(
 | 
						|
        const key_type&) const;
 | 
						|
 | 
						|
      template <class Key>
 | 
						|
      typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
 | 
						|
        std::pair<const_iterator, const_iterator> >::type
 | 
						|
      equal_range(const Key& k) const
 | 
						|
      {
 | 
						|
        iterator first = table_.find(k);
 | 
						|
        iterator last = table_.next_group(k, first);
 | 
						|
        return std::make_pair(const_iterator(first), const_iterator(last));
 | 
						|
      }
 | 
						|
 | 
						|
      // 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));
 | 
						|
      }
 | 
						|
 | 
						|
      const_local_iterator begin(size_type n) const
 | 
						|
      {
 | 
						|
        return const_local_iterator(table_.begin(n));
 | 
						|
      }
 | 
						|
 | 
						|
      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));
 | 
						|
      }
 | 
						|
 | 
						|
      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(BOOST_BORLANDC, < 0x0582)
 | 
						|
      friend bool operator==
 | 
						|
        <T, H, P, A>(unordered_multiset const&, unordered_multiset const&);
 | 
						|
      friend bool operator!=
 | 
						|
        <T, H, P, A>(unordered_multiset const&, unordered_multiset const&);
 | 
						|
#endif
 | 
						|
    }; // class template unordered_multiset
 | 
						|
 | 
						|
#if BOOST_UNORDERED_TEMPLATE_DEDUCTION_GUIDES
 | 
						|
 | 
						|
    template <class InputIterator,
 | 
						|
      class Hash =
 | 
						|
        boost::hash<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
      class Pred =
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
      class Allocator = std::allocator<
 | 
						|
        typename std::iterator_traits<InputIterator>::value_type> >
 | 
						|
    unordered_multiset(InputIterator, InputIterator,
 | 
						|
      std::size_t = boost::unordered::detail::default_bucket_count,
 | 
						|
      Hash = Hash(), Pred = Pred(), Allocator = Allocator())
 | 
						|
      ->unordered_multiset<
 | 
						|
        typename std::iterator_traits<InputIterator>::value_type, Hash, Pred,
 | 
						|
        Allocator>;
 | 
						|
 | 
						|
    template <class T, class Hash = boost::hash<T>,
 | 
						|
      class Pred = std::equal_to<T>, class Allocator = std::allocator<T> >
 | 
						|
    unordered_multiset(std::initializer_list<T>,
 | 
						|
      std::size_t = boost::unordered::detail::default_bucket_count,
 | 
						|
      Hash = Hash(), Pred = Pred(), Allocator = Allocator())
 | 
						|
      ->unordered_multiset<T, Hash, Pred, Allocator>;
 | 
						|
 | 
						|
    template <class InputIterator, class Allocator>
 | 
						|
    unordered_multiset(InputIterator, InputIterator, std::size_t, Allocator)
 | 
						|
      ->unordered_multiset<
 | 
						|
        typename std::iterator_traits<InputIterator>::value_type,
 | 
						|
        boost::hash<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        Allocator>;
 | 
						|
 | 
						|
    template <class InputIterator, class Hash, class Allocator>
 | 
						|
    unordered_multiset(
 | 
						|
      InputIterator, InputIterator, std::size_t, Hash, Allocator)
 | 
						|
      ->unordered_multiset<
 | 
						|
        typename std::iterator_traits<InputIterator>::value_type, Hash,
 | 
						|
        std::equal_to<typename std::iterator_traits<InputIterator>::value_type>,
 | 
						|
        Allocator>;
 | 
						|
 | 
						|
    template <class T, class Allocator>
 | 
						|
    unordered_multiset(std::initializer_list<T>, std::size_t, Allocator)
 | 
						|
      ->unordered_multiset<T, boost::hash<T>, std::equal_to<T>, Allocator>;
 | 
						|
 | 
						|
    template <class T, class Hash, class Allocator>
 | 
						|
    unordered_multiset(std::initializer_list<T>, std::size_t, Hash, Allocator)
 | 
						|
      ->unordered_multiset<T, Hash, std::equal_to<T>, Allocator>;
 | 
						|
 | 
						|
#endif
 | 
						|
 | 
						|
    ////////////////////////////////////////////////////////////////////////////
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set()
 | 
						|
        : table_(boost::unordered::detail::default_bucket_count, hasher(),
 | 
						|
            key_equal(), allocator_type())
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(size_type n, const hasher& hf,
 | 
						|
      const key_equal& eql, const allocator_type& a)
 | 
						|
        : table_(n, hf, eql, a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(unordered_set const& other)
 | 
						|
        : table_(other.table_,
 | 
						|
            unordered_set::value_allocator_traits::
 | 
						|
              select_on_container_copy_construction(other.get_allocator()))
 | 
						|
    {
 | 
						|
      if (other.size()) {
 | 
						|
        table_.copy_buckets(
 | 
						|
          other.table_, boost::unordered::detail::true_type());
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(allocator_type const& a)
 | 
						|
        : table_(boost::unordered::detail::default_bucket_count, hasher(),
 | 
						|
            key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      unordered_set 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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      BOOST_RV_REF(unordered_set) 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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      size_type n, const allocator_type& a)
 | 
						|
        : table_(n, hasher(), key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      size_type n, const hasher& hf, const allocator_type& a)
 | 
						|
        : table_(n, hf, key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::unordered_set(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>::~unordered_set() BOOST_NOEXCEPT
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_set<T, H, P, A>& unordered_set<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 T, class H, class P, class A>
 | 
						|
    std::size_t unordered_set<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 T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    void unordered_set<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 T, class H, class P, class A>
 | 
						|
    void unordered_set<T, H, P, A>::insert(
 | 
						|
      std::initializer_list<value_type> list)
 | 
						|
    {
 | 
						|
      this->insert(list.begin(), list.end());
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::iterator
 | 
						|
    unordered_set<T, H, P, A>::erase(const_iterator position)
 | 
						|
    {
 | 
						|
      const_iterator last = position;
 | 
						|
      ++last;
 | 
						|
      return table_.erase_nodes_range(position, last);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::size_type
 | 
						|
    unordered_set<T, H, P, A>::erase(const key_type& k)
 | 
						|
    {
 | 
						|
      return table_.erase_key_unique_impl(k);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::iterator
 | 
						|
    unordered_set<T, H, P, A>::erase(const_iterator first, const_iterator last)
 | 
						|
    {
 | 
						|
      return table_.erase_nodes_range(first, last);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_set<T, H, P, A>::swap(unordered_set& 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 T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::hasher
 | 
						|
    unordered_set<T, H, P, A>::hash_function() const
 | 
						|
    {
 | 
						|
      return table_.hash_function();
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::key_equal
 | 
						|
    unordered_set<T, H, P, A>::key_eq() const
 | 
						|
    {
 | 
						|
      return table_.key_eq();
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_set<T, H, P, A>::merge(
 | 
						|
      boost::unordered_set<T, H2, P2, A>& source)
 | 
						|
    {
 | 
						|
      table_.merge_unique(source.table_);
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_set<T, H, P, A>::merge(
 | 
						|
      boost::unordered_set<T, H2, P2, A>&& source)
 | 
						|
    {
 | 
						|
      table_.merge_unique(source.table_);
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_set<T, H, P, A>::merge(
 | 
						|
      boost::unordered_multiset<T, H2, P2, A>& source)
 | 
						|
    {
 | 
						|
      table_.merge_unique(source.table_);
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_set<T, H, P, A>::merge(
 | 
						|
      boost::unordered_multiset<T, H2, P2, A>&& source)
 | 
						|
    {
 | 
						|
      table_.merge_unique(source.table_);
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    // lookup
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::const_iterator
 | 
						|
    unordered_set<T, H, P, A>::find(const key_type& k) const
 | 
						|
    {
 | 
						|
      return const_iterator(table_.find(k));
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class CompatibleKey, class CompatibleHash,
 | 
						|
      class CompatiblePredicate>
 | 
						|
    typename unordered_set<T, H, P, A>::const_iterator
 | 
						|
    unordered_set<T, H, P, A>::find(CompatibleKey const& k,
 | 
						|
      CompatibleHash const& hash, CompatiblePredicate const& eq) const
 | 
						|
    {
 | 
						|
      return table_.transparent_find(k, hash, eq);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::size_type
 | 
						|
    unordered_set<T, H, P, A>::count(const key_type& k) const
 | 
						|
    {
 | 
						|
      return table_.find_node(k) ? 1 : 0;
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    std::pair<typename unordered_set<T, H, P, A>::const_iterator,
 | 
						|
      typename unordered_set<T, H, P, A>::const_iterator>
 | 
						|
    unordered_set<T, H, P, A>::equal_range(const key_type& k) const
 | 
						|
    {
 | 
						|
      iterator first = table_.find(k);
 | 
						|
      iterator second = first;
 | 
						|
      if (second != this->end()) {
 | 
						|
        ++second;
 | 
						|
      }
 | 
						|
      return std::make_pair(first, second);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_set<T, H, P, A>::size_type
 | 
						|
    unordered_set<T, H, P, A>::bucket_size(size_type n) const
 | 
						|
    {
 | 
						|
      return table_.bucket_size(n);
 | 
						|
    }
 | 
						|
 | 
						|
    // hash policy
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    float unordered_set<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 T, class H, class P, class A>
 | 
						|
    void unordered_set<T, H, P, A>::max_load_factor(float m) BOOST_NOEXCEPT
 | 
						|
    {
 | 
						|
      table_.max_load_factor(m);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_set<T, H, P, A>::rehash(size_type n)
 | 
						|
    {
 | 
						|
      table_.rehash(n);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_set<T, H, P, A>::reserve(size_type n)
 | 
						|
    {
 | 
						|
      table_.reserve(n);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline bool operator==(
 | 
						|
      unordered_set<T, H, P, A> const& m1, unordered_set<T, H, P, A> const& m2)
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_set<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      return m1.table_.equals_unique(m2.table_);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline bool operator!=(
 | 
						|
      unordered_set<T, H, P, A> const& m1, unordered_set<T, H, P, A> const& m2)
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_set<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      return !m1.table_.equals_unique(m2.table_);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline void swap(
 | 
						|
      unordered_set<T, H, P, A>& m1, unordered_set<T, H, P, A>& m2)
 | 
						|
      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)))
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_set<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      m1.swap(m2);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class K, class H, class P, class A, class Predicate>
 | 
						|
    typename unordered_set<K, H, P, A>::size_type erase_if(
 | 
						|
      unordered_set<K, H, P, A>& c, Predicate pred)
 | 
						|
    {
 | 
						|
      return detail::erase_if(c, pred);
 | 
						|
    }
 | 
						|
 | 
						|
    ////////////////////////////////////////////////////////////////////////////
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset()
 | 
						|
        : table_(boost::unordered::detail::default_bucket_count, hasher(),
 | 
						|
            key_equal(), allocator_type())
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(size_type n,
 | 
						|
      const hasher& hf, const key_equal& eql, const allocator_type& a)
 | 
						|
        : table_(n, hf, eql, a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      unordered_multiset const& other)
 | 
						|
        : table_(other.table_,
 | 
						|
            unordered_multiset::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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(allocator_type const& a)
 | 
						|
        : table_(boost::unordered::detail::default_bucket_count, hasher(),
 | 
						|
            key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      unordered_multiset 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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      BOOST_RV_REF(unordered_multiset) 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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      size_type n, const allocator_type& a)
 | 
						|
        : table_(n, hasher(), key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      size_type n, const hasher& hf, const allocator_type& a)
 | 
						|
        : table_(n, hf, key_equal(), a)
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::unordered_multiset(
 | 
						|
      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 T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>::~unordered_multiset() BOOST_NOEXCEPT
 | 
						|
    {
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    unordered_multiset<T, H, P, A>& unordered_multiset<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 T, class H, class P, class A>
 | 
						|
    std::size_t unordered_multiset<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 T, class H, class P, class A>
 | 
						|
    template <class InputIt>
 | 
						|
    void unordered_multiset<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 T, class H, class P, class A>
 | 
						|
    void unordered_multiset<T, H, P, A>::insert(
 | 
						|
      std::initializer_list<value_type> list)
 | 
						|
    {
 | 
						|
      this->insert(list.begin(), list.end());
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::iterator
 | 
						|
    unordered_multiset<T, H, P, A>::erase(const_iterator position)
 | 
						|
    {
 | 
						|
      BOOST_ASSERT(position != this->end());
 | 
						|
      iterator next = position;
 | 
						|
      ++next;
 | 
						|
      table_.erase_nodes_range(position, next);
 | 
						|
      return next;
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::size_type
 | 
						|
    unordered_multiset<T, H, P, A>::erase(const key_type& k)
 | 
						|
    {
 | 
						|
      return table_.erase_key_equiv(k);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::iterator
 | 
						|
    unordered_multiset<T, H, P, A>::erase(
 | 
						|
      const_iterator first, const_iterator last)
 | 
						|
    {
 | 
						|
      return table_.erase_nodes_range(first, last);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_multiset<T, H, P, A>::swap(unordered_multiset& 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 T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::hasher
 | 
						|
    unordered_multiset<T, H, P, A>::hash_function() const
 | 
						|
    {
 | 
						|
      return table_.hash_function();
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::key_equal
 | 
						|
    unordered_multiset<T, H, P, A>::key_eq() const
 | 
						|
    {
 | 
						|
      return table_.key_eq();
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_multiset<T, H, P, A>::merge(
 | 
						|
      boost::unordered_multiset<T, H2, P2, A>& source)
 | 
						|
    {
 | 
						|
      while (!source.empty()) {
 | 
						|
        insert(source.extract(source.begin()));
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_multiset<T, H, P, A>::merge(
 | 
						|
      boost::unordered_multiset<T, H2, P2, A>&& source)
 | 
						|
    {
 | 
						|
      while (!source.empty()) {
 | 
						|
        insert(source.extract(source.begin()));
 | 
						|
      }
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_multiset<T, H, P, A>::merge(
 | 
						|
      boost::unordered_set<T, H2, P2, A>& source)
 | 
						|
    {
 | 
						|
      while (!source.empty()) {
 | 
						|
        insert(source.extract(source.begin()));
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <typename H2, typename P2>
 | 
						|
    void unordered_multiset<T, H, P, A>::merge(
 | 
						|
      boost::unordered_set<T, H2, P2, A>&& source)
 | 
						|
    {
 | 
						|
      while (!source.empty()) {
 | 
						|
        insert(source.extract(source.begin()));
 | 
						|
      }
 | 
						|
    }
 | 
						|
#endif
 | 
						|
 | 
						|
    // lookup
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::const_iterator
 | 
						|
    unordered_multiset<T, H, P, A>::find(const key_type& k) const
 | 
						|
    {
 | 
						|
      return const_iterator(table_.find(k));
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    template <class CompatibleKey, class CompatibleHash,
 | 
						|
      class CompatiblePredicate>
 | 
						|
    typename unordered_multiset<T, H, P, A>::const_iterator
 | 
						|
    unordered_multiset<T, H, P, A>::find(CompatibleKey const& k,
 | 
						|
      CompatibleHash const& hash, CompatiblePredicate const& eq) const
 | 
						|
    {
 | 
						|
      return table_.transparent_find(k, hash, eq);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::size_type
 | 
						|
    unordered_multiset<T, H, P, A>::count(const key_type& k) const
 | 
						|
    {
 | 
						|
      return table_.group_count(k);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    std::pair<typename unordered_multiset<T, H, P, A>::const_iterator,
 | 
						|
      typename unordered_multiset<T, H, P, A>::const_iterator>
 | 
						|
    unordered_multiset<T, H, P, A>::equal_range(const key_type& k) const
 | 
						|
    {
 | 
						|
      iterator n = table_.find(k);
 | 
						|
      return std::make_pair(const_iterator(n),
 | 
						|
        const_iterator(n == end() ? n : table_.next_group(k, n)));
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    typename unordered_multiset<T, H, P, A>::size_type
 | 
						|
    unordered_multiset<T, H, P, A>::bucket_size(size_type n) const
 | 
						|
    {
 | 
						|
      return table_.bucket_size(n);
 | 
						|
    }
 | 
						|
 | 
						|
    // hash policy
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    float unordered_multiset<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 T, class H, class P, class A>
 | 
						|
    void unordered_multiset<T, H, P, A>::max_load_factor(float m) BOOST_NOEXCEPT
 | 
						|
    {
 | 
						|
      table_.max_load_factor(m);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_multiset<T, H, P, A>::rehash(size_type n)
 | 
						|
    {
 | 
						|
      table_.rehash(n);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    void unordered_multiset<T, H, P, A>::reserve(size_type n)
 | 
						|
    {
 | 
						|
      table_.reserve(n);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline bool operator==(unordered_multiset<T, H, P, A> const& m1,
 | 
						|
      unordered_multiset<T, H, P, A> const& m2)
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_multiset<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      return m1.table_.equals_equiv(m2.table_);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline bool operator!=(unordered_multiset<T, H, P, A> const& m1,
 | 
						|
      unordered_multiset<T, H, P, A> const& m2)
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_multiset<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      return !m1.table_.equals_equiv(m2.table_);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class T, class H, class P, class A>
 | 
						|
    inline void swap(
 | 
						|
      unordered_multiset<T, H, P, A>& m1, unordered_multiset<T, H, P, A>& m2)
 | 
						|
      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(m1.swap(m2)))
 | 
						|
    {
 | 
						|
#if BOOST_WORKAROUND(BOOST_CODEGEARC, BOOST_TESTED_AT(0x0613))
 | 
						|
      struct dummy
 | 
						|
      {
 | 
						|
        unordered_multiset<T, H, P, A> x;
 | 
						|
      };
 | 
						|
#endif
 | 
						|
      m1.swap(m2);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class K, class H, class P, class A, class Predicate>
 | 
						|
    typename unordered_multiset<K, H, P, A>::size_type erase_if(
 | 
						|
      unordered_multiset<K, H, P, A>& c, Predicate pred)
 | 
						|
    {
 | 
						|
      return detail::erase_if(c, pred);
 | 
						|
    }
 | 
						|
 | 
						|
    template <typename N, typename T, typename A> class node_handle_set
 | 
						|
    {
 | 
						|
      BOOST_MOVABLE_BUT_NOT_COPYABLE(node_handle_set)
 | 
						|
 | 
						|
      template <typename Types> friend struct ::boost::unordered::detail::table;
 | 
						|
      template <class T2, class H2, class P2, class A2>
 | 
						|
      friend class unordered_set;
 | 
						|
      template <class T2, class H2, class P2, class A2>
 | 
						|
      friend class unordered_multiset;
 | 
						|
 | 
						|
      typedef typename boost::unordered::detail::rebind_wrap<A, 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 T value_type;
 | 
						|
      typedef A allocator_type;
 | 
						|
 | 
						|
    private:
 | 
						|
      node_pointer ptr_;
 | 
						|
      bool has_alloc_;
 | 
						|
      boost::unordered::detail::optional<value_allocator> alloc_;
 | 
						|
 | 
						|
      node_handle_set(node_pointer ptr, allocator_type const& a)
 | 
						|
          : ptr_(ptr), alloc_(a)
 | 
						|
      {
 | 
						|
      }
 | 
						|
 | 
						|
    public:
 | 
						|
      BOOST_CONSTEXPR node_handle_set() BOOST_NOEXCEPT : ptr_(),
 | 
						|
                                                         has_alloc_(false)
 | 
						|
      {
 | 
						|
      }
 | 
						|
 | 
						|
      ~node_handle_set()
 | 
						|
      {
 | 
						|
        if (ptr_) {
 | 
						|
          node_allocator node_alloc(*alloc_);
 | 
						|
          boost::unordered::detail::node_tmp<node_allocator> tmp(
 | 
						|
            ptr_, node_alloc);
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      node_handle_set(BOOST_RV_REF(node_handle_set) n) BOOST_NOEXCEPT
 | 
						|
        : ptr_(n.ptr_),
 | 
						|
          alloc_(boost::move(n.alloc_))
 | 
						|
      {
 | 
						|
        n.ptr_ = node_pointer();
 | 
						|
      }
 | 
						|
 | 
						|
      node_handle_set& operator=(BOOST_RV_REF(node_handle_set) 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;
 | 
						|
      }
 | 
						|
 | 
						|
      value_type& value() const { return ptr_->value(); }
 | 
						|
 | 
						|
      allocator_type get_allocator() const { return *alloc_; }
 | 
						|
 | 
						|
      BOOST_EXPLICIT_OPERATOR_BOOL_NOEXCEPT()
 | 
						|
 | 
						|
      bool operator!() const BOOST_NOEXCEPT { return ptr_ ? 0 : 1; }
 | 
						|
 | 
						|
      BOOST_ATTRIBUTE_NODISCARD bool empty() const BOOST_NOEXCEPT
 | 
						|
      {
 | 
						|
        return ptr_ ? 0 : 1;
 | 
						|
      }
 | 
						|
 | 
						|
      void swap(node_handle_set& 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 <typename N, typename T, typename A>
 | 
						|
    void swap(node_handle_set<N, T, A>& x, node_handle_set<N, T, A>& y)
 | 
						|
      BOOST_NOEXCEPT_IF(BOOST_NOEXCEPT_EXPR(x.swap(y)))
 | 
						|
    {
 | 
						|
      x.swap(y);
 | 
						|
    }
 | 
						|
 | 
						|
    template <class Iter, class NodeType> struct insert_return_type_set
 | 
						|
    {
 | 
						|
    private:
 | 
						|
      BOOST_MOVABLE_BUT_NOT_COPYABLE(insert_return_type_set)
 | 
						|
 | 
						|
      // typedef typename boost::unordered::detail::rebind_wrap<A, T>::type
 | 
						|
      //   value_allocator;
 | 
						|
      // typedef N node_;
 | 
						|
 | 
						|
    public:
 | 
						|
      Iter position;
 | 
						|
      bool inserted;
 | 
						|
      NodeType node;
 | 
						|
 | 
						|
      insert_return_type_set() : position(), inserted(false), node() {}
 | 
						|
 | 
						|
      insert_return_type_set(BOOST_RV_REF(insert_return_type_set)
 | 
						|
          x) BOOST_NOEXCEPT : position(x.position),
 | 
						|
                              inserted(x.inserted),
 | 
						|
                              node(boost::move(x.node))
 | 
						|
      {
 | 
						|
      }
 | 
						|
 | 
						|
      insert_return_type_set& operator=(BOOST_RV_REF(insert_return_type_set) x)
 | 
						|
      {
 | 
						|
        inserted = x.inserted;
 | 
						|
        position = x.position;
 | 
						|
        node = boost::move(x.node);
 | 
						|
        return *this;
 | 
						|
      }
 | 
						|
    };
 | 
						|
 | 
						|
    template <class Iter, class NodeType>
 | 
						|
    void swap(
 | 
						|
      insert_return_type_set<Iter, NodeType>& x, insert_return_type_set<Iter, NodeType>& 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_SET_HPP_INCLUDED
 |