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diff --git a/boost/assign/ptr_map_inserter.hpp b/boost/assign/ptr_map_inserter.hpp
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+++ b/boost/assign/ptr_map_inserter.hpp
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+// Boost.Assign library
+//
+//  Copyright Thorsten Ottosen 2006. Use, modification and
+//  distribution is subject to 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)
+//
+// For more information, see http://www.boost.org/libs/assign/
+//
+
+#ifndef BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP
+#define BOOST_ASSIGN_PTR_CONTAINER_PTR_MAP_INSERTER_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+#include <boost/assign/list_inserter.hpp>
+#include <boost/type_traits/remove_reference.hpp>
+#include <boost/type_traits/remove_pointer.hpp>
+
+namespace boost
+{
+
+namespace assign
+{
+    template< class PtrMap, class Obj > 
+    class ptr_map_inserter
+    {
+        typedef BOOST_DEDUCED_TYPENAME
+                remove_pointer< BOOST_DEDUCED_TYPENAME 
+                       remove_reference<Obj>::type >::type
+           obj_type;
+        typedef BOOST_DEDUCED_TYPENAME PtrMap::key_type
+           key_type;
+        
+    public:
+        
+        ptr_map_inserter( PtrMap& m ) : m_( m )
+        {}
+        
+        template< class Key >
+        ptr_map_inserter& operator()( const Key& t )
+        {
+            key_type k(t);
+            m_.insert( k, new obj_type );
+            return *this;
+        }
+
+#ifndef BOOST_ASSIGN_MAX_PARAMS // use user's value
+#define BOOST_ASSIGN_MAX_PARAMS 6        
+#endif
+#define BOOST_ASSIGN_MAX_PARAMETERS (BOOST_ASSIGN_MAX_PARAMS - 1)
+#define BOOST_ASSIGN_PARAMS1(n) BOOST_PP_ENUM_PARAMS(n, class T)
+#define BOOST_ASSIGN_PARAMS2(n) BOOST_PP_ENUM_BINARY_PARAMS(n, T, const& t)
+#define BOOST_ASSIGN_PARAMS3(n) BOOST_PP_ENUM_PARAMS(n, t)
+        
+#define BOOST_PP_LOCAL_LIMITS (1, BOOST_ASSIGN_MAX_PARAMETERS)
+#define BOOST_PP_LOCAL_MACRO(n) \
+    template< class T, BOOST_ASSIGN_PARAMS1(n) > \
+    ptr_map_inserter& operator()( const T& t, BOOST_ASSIGN_PARAMS2(n) ) \
+    { \
+        key_type k(t); \
+        m_.insert( k, new obj_type( BOOST_ASSIGN_PARAMS3(n) ) ); \
+        return *this; \
+    } \
+    /**/
+        
+#include BOOST_PP_LOCAL_ITERATE()
+
+    private:
+
+        ptr_map_inserter& operator=( const ptr_map_inserter& );
+        PtrMap& m_;
+    };
+    
+    template< class PtrMap >
+    inline ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >
+    ptr_map_insert( PtrMap& m )
+    {
+        return ptr_map_inserter< PtrMap, typename PtrMap::mapped_reference >( m );
+    }
+
+#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
+
+    template< class T, class PtrMap >
+    inline ptr_map_inserter< PtrMap, T >
+    ptr_map_insert( PtrMap& m )
+    {
+        return ptr_map_inserter< PtrMap, T >( m );
+    }
+
+#endif
+     
+} // namespace 'assign'
+} // namespace 'boost'
+
+#undef BOOST_ASSIGN_PARAMS1
+#undef BOOST_ASSIGN_PARAMS2
+#undef BOOST_ASSIGN_PARAMS3
+#undef BOOST_ASSIGN_MAX_PARAMETERS
+
+#endif