Message ID | 12cee0da-d812-1b60-6cfa-da8817be5dce@suse.cz |
---|---|
State | New |
Headers | show |
Series | Filter out language specific options from --help=common. | expand |
On Thu, 2020-01-23 at 15:28 +0100, Martin Liška wrote: > Hi. > > The following is attempt to fix the PR. Idea is such that > all non-driver Common options that are also used in context > of a languages should not be printed in --help=common. An > exception would be an option that will be included in all languages. > > Patch can bootstrap on x86_64-linux-gnu and survives regression tests. > > Ready to be installed? > Thanks, > Martin > > gcc/ChangeLog: > > 2020-01-23 Martin Liska <mliska@suse.cz> > > PR driver/91220 > * opts.c (print_filtered_help): Exclude language-specific > options from --help=common unless enabled in all FEs. It's not marked as a regression, but one could argue this is a doc fix. OK jeff
diff --git a/gcc/opts.c b/gcc/opts.c index 3b2cc854af1..7affeb41a96 100644 --- a/gcc/opts.c +++ b/gcc/opts.c @@ -1285,6 +1285,14 @@ print_filtered_help (unsigned int include_flags, | CL_COMMON | CL_TARGET)) == 0) continue; + /* If an option contains a language specification, + exclude it from common unless all languages are present. */ + if ((include_flags & CL_COMMON) + && !(option->flags & CL_DRIVER) + && (option->flags & CL_LANG_ALL) + && (option->flags & CL_LANG_ALL) != CL_LANG_ALL) + continue; + found = true; /* Skip switches that have already been printed. */ if (opts->x_help_printed[i])