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3rdparty/boost_1_81_0/boost/container/pmr/map.hpp 1.95 KB
63e88f80   Hu Chunming   提交三方库
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  //////////////////////////////////////////////////////////////////////////////
  //
  // (C) Copyright Ion Gaztanaga 2015-2015. Distributed under the Boost
  // Software License, Version 1.0. (See accompanying file
  // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  //
  // See http://www.boost.org/libs/container for documentation.
  //
  //////////////////////////////////////////////////////////////////////////////
  
  #ifndef BOOST_CONTAINER_PMR_MAP_HPP
  #define BOOST_CONTAINER_PMR_MAP_HPP
  
  #if defined (_MSC_VER)
  #  pragma once 
  #endif
  
  #include <boost/container/map.hpp>
  #include <boost/container/pmr/polymorphic_allocator.hpp>
  
  namespace boost {
  namespace container {
  namespace pmr {
  
  #if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
  
  template <class Key
           ,class T
           ,class Compare  = std::less<Key>
           ,class Options = void >
  using map = boost::container::map<Key, T, Compare, polymorphic_allocator<std::pair<const Key, T> >, Options>;
  
  template <class Key
           ,class T
           ,class Compare  = std::less<Key>
           ,class Options = void >
  using multimap = boost::container::multimap<Key, T, Compare, polymorphic_allocator<std::pair<const Key, T> >, Options>;
  
  #endif
  
  //! A portable metafunction to obtain a map
  //! that uses a polymorphic allocator
  template <class Key
           ,class T
           ,class Compare  = std::less<Key>
           ,class Options = void >
  struct map_of
  {
     typedef boost::container::map<Key, T, Compare, polymorphic_allocator<std::pair<const Key, T> >, Options> type;
  };
  
  //! A portable metafunction to obtain a multimap
  //! that uses a polymorphic allocator
  template <class Key
           ,class T
           ,class Compare  = std::less<Key>
           ,class Options = void >
  struct multimap_of
  {
     typedef boost::container::multimap<Key, T, Compare, polymorphic_allocator<std::pair<const Key, T> >, Options> type;
  };
  
  }  //namespace pmr {
  }  //namespace container {
  }  //namespace boost {
  
  #endif   //BOOST_CONTAINER_PMR_MAP_HPP