Index: reactor_op_queue.hpp
===================================================================
--- reactor_op_queue.hpp	(revision 58914)
+++ reactor_op_queue.hpp	(working copy)
@@ -371,11 +371,12 @@
   class op
     : public op_base
   {
+    	typedef op<Operation> this_type;    	
   public:
     // Constructor.
     op(Descriptor descriptor, Operation operation)
-      : op_base(&op<Operation>::do_perform, &op<Operation>::do_complete,
-          &op<Operation>::do_destroy, descriptor),
+      : op_base(&this_type::do_perform, &this_type::do_complete,
+          &this_type::do_destroy, descriptor),
         operation_(operation)
     {
     }
@@ -384,7 +385,7 @@
     static bool do_perform(op_base* base,
         boost::system::error_code& result, std::size_t& bytes_transferred)
     {
-      return static_cast<op<Operation>*>(base)->operation_.perform(
+      return static_cast<this_type*>(base)->operation_.perform(
           result, bytes_transferred);
     }
 
@@ -393,7 +394,6 @@
         const boost::system::error_code& result, std::size_t bytes_transferred)
     {
       // Take ownership of the operation object.
-      typedef op<Operation> this_type;
       this_type* this_op(static_cast<this_type*>(base));
       typedef handler_alloc_traits<Operation, this_type> alloc_traits;
       handler_ptr<alloc_traits> ptr(this_op->operation_, this_op);
@@ -414,7 +414,6 @@
     static void do_destroy(op_base* base)
     {
       // Take ownership of the operation object.
-      typedef op<Operation> this_type;
       this_type* this_op(static_cast<this_type*>(base));
       typedef handler_alloc_traits<Operation, this_type> alloc_traits;
       handler_ptr<alloc_traits> ptr(this_op->operation_, this_op);