anchor.diff:  	t_erlang_hash/1,
   	t_map_encode_decode/1,
   
  +	%% non specific BIF related
  +	t_bif_build_and_check/1,
  +
   	%% maps module not bifs
   	t_maps_fold/1,
   	t_maps_map/1,
  
positive.code:     {'EXIT', {badarg,_}} = (catch maps:from_list(id(42))),
      ok.
  
  %% Maps module, not BIFs
  t_maps_fold(_Config) ->
      Vs = lists:seq(1,100),
  
negative.code: 	%% erlang
  	t_erlang_hash, t_map_encode_decode,
  	t_map_size,
  
  	%% non specific BIF related
  	t_bif_build_and_check,
  
  	%% maps module
  	t_maps_fold, t_maps_map,
  