anchor.diff:      end;
   
   around_advice(#annotation{}, M, F, Inputs) ->
  -    around_advice(#annotation{data=[]}, M, F, Inputs).
  +    around_advice(#annotation{data = []}, M, F, Inputs).
   
   %%%===================================================================
   %%% Internal functions
  
positive.code: 
      ConfKey = case ConfigName of
                    N when is_atom(N) -> N;
                    _ -> list_to_atom("config" ++ integer_to_list(length(FJson)+1))
                end,
  
      Json3 = [
  
negative.code:     end;
  
  around_advice(#annotation{data = {_, _} = SingleExt}, M, F, Inputs) ->
      around_advice(#annotation{data = [SingleExt]}, M, F, Inputs);
  
  around_advice(#annotation{data = ConfExt}, M, F, Inputs) when is_list(ConfExt) ->
      case os:getenv("perf_test") of
          "true" ->
              process_flag(trap_exit, true),
  