anchor.diff:  expand_dependent_modules_1([], Included, _ModDeps) ->
     Included.
   
  +-define(MIN_PARALLELISM, 7).
   -define(MIN_FILES_FOR_NATIVE_COMPILE, 20).
   
   -spec hipe_compile([file:filename()], #options{}) -> 'ok'.
  
positive.code:       case erlang:system_info(hipe_architecture) of
  	undefined -> ok;
  	_ ->
  	  Mods = [lists, dict, gb_sets, gb_trees, ordsets, sets,
  		  cerl, cerl_trees, erl_types, erl_bif_types,
  		  dialyzer_analysis_callgraph, dialyzer_codeserver,
  		  dialyzer_dataflow, dialyzer_dep, dialyzer_plt,
  		  dialyzer_succ_typings, dialyzer_typesig],
  	  report_native_comp(Options),
  	  {T1, _} = statistics(wall_clock),
  	  native_compile(Mods),
  
negative.code:   case code:is_module_native(Mod) of
      true -> ok;
      false ->
        %% io:format(" ~s", [Mod]),
        {ok, Mod} = hipe:c(Mod),
        ok
    end.
  