https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79569
--- Comment #5 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Jakub Jelinek from comment #4)
> Created attachment 40760 [details]
> gcc7-pr79569.patch
>
> Full patch I'm going to test.
Please also update text in extend.texi (... or with a combination of
@option{-m3dnow} and @option{-march=athlon}." and "... when both
@option{-m3dnow} and @option{-march=athlon} are used."
