anchor.diff:  	      {ok, Encodable} = extend_pb:set_extension(Input,
   							stringy, Extend),
   	      Decoded =
  -		  extend_pb:decode_extendable(extend_pb:encode_extendable(Encodable)),
  +		  extend_pb:decode_extendable(iolist_to_binary(extend_pb:encode_extendable(Encodable))),
   	      Out = extend_pb:get_extension(Decoded, stringy),
   	      compare({ok, Extend}, Out)
   	    end).
  
positive.code: 		     {enummsg, enum_value()})},
  	    begin
  	      Decoded =
  		  enum_pb:decode_enummsg(enum_pb:encode_enummsg(Middle)),
  	      compare_messages(Middle, Decoded)
  	    end).
  
  
negative.code: 	      default(undefined, {empty_emptymessage})}},
  	    begin
  	      Decoded =
  		  empty_pb:decode_empty(iolist_to_binary(empty_pb:encode_empty(Empty))),
  	      compare_messages(Empty, Decoded)
  	    end).
  
  