Index: swap.hpp
===================================================================
--- swap.hpp	(revision 47922)
+++ swap.hpp	(working copy)
@@ -18,9 +18,15 @@
 namespace boost_swap_impl
 {
   template<class T>
+  void swap(T& left, T& right)
+  {
+    std::swap(left,right);
+  }
+
+  template<class T>
   void swap_impl(T& left, T& right)
   {
-    using std::swap;//use std::swap if argument dependent lookup fails
+    //use std::swap if argument dependent lookup fails
     swap(left,right);
   }