filename.erl:filter_options/1: Remove handling of dead options

The 'trace' and 'fast' options are no longer supported.

While at it, correct the comment about option filtering.

1 files changed, 1 insertions, 6 deletions

diff --git a/lib/stdlib/src/filename.erl b/lib/stdlib/src/filename.erl
index 2fc9128e4e..acd7985c16 100644
--- a/lib/stdlib/src/filename.erl
+++ b/lib/stdlib/src/filename.erl
@@ -844,8 +844,7 @@ try_file(Src, _ObjFilename, Mod, _Rules) ->
 
 %% Filters the options.
 %%
-%% 1) Remove options that have no effect on the generated code,
-%%    such as report and verbose.
+%% 1) Only keep options that have any effect on code generation.
 %%
 %% 2) The paths found in {i, Path} and {outdir, Path} are converted
 %%    to absolute paths.  When doing this, it is assumed that relatives
@@ -857,14 +856,10 @@ filter_options(Base, [{outdir, Path}|Rest], Result) ->
     filter_options(Base, Rest, [{outdir, make_abs_path(Base, Path)}|Result]);
 filter_options(Base, [{i, Path}|Rest], Result) ->
     filter_options(Base, Rest, [{i, make_abs_path(Base, Path)}|Result]);
-filter_options(Base, [Option|Rest], Result) when Option =:= trace ->
-    filter_options(Base, Rest, [Option|Result]);
 filter_options(Base, [Option|Rest], Result) when Option =:= export_all ->
     filter_options(Base, Rest, [Option|Result]);
 filter_options(Base, [Option|Rest], Result) when Option =:= binary ->
     filter_options(Base, Rest, [Option|Result]);
-filter_options(Base, [Option|Rest], Result) when Option =:= fast ->
-    filter_options(Base, Rest, [Option|Result]);
 filter_options(Base, [Tuple|Rest], Result) when element(1, Tuple) =:= d ->
     filter_options(Base, Rest, [Tuple|Result]);
 filter_options(Base, [Tuple|Rest], Result)