last fixes for cc

seems like setup had just worked by chance and change broke that.

lib/mom/instruction/message_setup.rb

@@ -61,8 +61,12 @@ module Mom
 
     # set the method into the message
     def build_message_data( builder )
+      if(reg = builder.names["next_message"])
+        raise "NEXT = #{reg}"
+      end
       builder.build do
-        next_message?[:method] << callable
+        next_message! << message[:next_message]
+        next_message[:method] << callable
       end
     end
   end

lib/mom/instruction/return_sequence.rb

@@ -31,7 +31,7 @@ module Mom
         return_address! << message[:return_address]
         return_address << return_address[ Parfait::Integer.integer_index]
         message << message[:caller]
-        add_code Risc.function_return("return", return_address)
+        add_code Risc.function_return("return #{compiler.callable.name}", return_address)
       end
     end