[Bug driver/105096] --target-help not an alias for --help=target

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105096

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Liska <marxin@gcc.gnu.org>:

https://gcc.gnu.org/g:717b2d4191e80dc8aae3847675de73ed3f611fb7

commit r12-8026-g717b2d4191e80dc8aae3847675de73ed3f611fb7
Author: Martin Liska <mliska@suse.cz>
Date:   Thu Mar 31 08:45:58 2022 +0200

    --target-help: align with --help=target

            PR driver/105096

    gcc/ChangeLog:

            * common.opt: Document properly based on what it does.
            * gcc.cc (display_help): Unify with what we have in common.opt.
            * opts.cc (common_handle_option): Do not print undocumented
            options.