anchor.diff:      deeep(N,[hello]).
   
   erl_bif_types(Config) when is_list(Config) ->
  -    c:l(erl_bif_types),
  -    case erlang:function_exported(erl_bif_types, module_info, 0) of
  -	false ->
  -	    %% Fail cleanly.
  -	    ?line ?t:fail("erl_bif_types not compiled");
  -	true ->
  -	    erl_bif_types_1()
  -    end.
  -
  -erl_bif_types_1() ->
  +    ensure_erl_bif_types_compiled(),
  +
       List0 = erlang:system_info(snifs),
   
       %% Ignore missing type information for hipe BIFs.
  
positive.code: 	 init_per_group/2,end_per_group/2,
  	 init_per_testcase/2,end_per_testcase/2,
  	 display/1, display_huge/0,
  	 erl_bif_types/1,specs/1,improper_bif_stubs/1,auto_imports/1,
  	 t_list_to_existing_atom/1,os_env/1,otp_7526/1,
  	 binary_to_atom/1,binary_to_existing_atom/1,
  	 atom_to_binary/1,min_max/1]).
  
negative.code: suite() -> [{ct_hooks,[ts_install_cth]}].
  
  all() -> 
      [erl_bif_types, guard_bifs_in_erl_bif_types, 
       specs, improper_bif_stubs, auto_imports,
       t_list_to_existing_atom, os_env, otp_7526,
       display,
       atom_to_binary, binary_to_atom, binary_to_existing_atom,
  