On Thu, Oct 21, 2021 at 12:04 PM Uros Bizjak <ubiz...@gmail.com> wrote:
>
> On Thu, Oct 21, 2021 at 6:47 PM H.J. Lu <hjl.to...@gmail.com> wrote:
> >
> > PR target/98667
> > * doc/invoke.texi: Document -fcf-protection requires i686 or
> > new.
>
> Obvious patch?
I am checking it in and backporting it to release branches.
Thanks.
> Uros.
>
> > ---
> > gcc/doc/invoke.texi | 3 ++-
> > 1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
> > index c66a25fcd69..71992b8c597 100644
> > --- a/gcc/doc/invoke.texi
> > +++ b/gcc/doc/invoke.texi
> > @@ -15542,7 +15542,8 @@ which functions and calls should be skipped from
> > instrumentation
> > (@pxref{Function Attributes}).
> >
> > Currently the x86 GNU/Linux target provides an implementation based
> > -on Intel Control-flow Enforcement Technology (CET).
> > +on Intel Control-flow Enforcement Technology (CET) which works for
> > +i686 processor or newer.
> >
> > @item -fstack-protector
> > @opindex fstack-protector
> > --
> > 2.32.0
> >
--
H.J.
