Index: insert.hpp
===================================================================
--- insert.hpp	(revision 77313)
+++ insert.hpp	(working copy)
@@ -35,6 +35,19 @@
     return on;
 }
 
+// for associative containers
+template< class Container, class Range >
+inline Container& insert( Container& on,
+                          const Range& from )
+{
+    BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<Container> ));
+    BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<Range> ));
+    BOOST_ASSERT( (void*)&on != (void*)&from &&
+                  "cannot copy from a container to itself" );
+    on.insert( boost::begin(from), boost::end(from) );
+    return on;
+}
+
     } // namespace range
     using range::insert;
 } // namespace boost