Re: annoying new gcc 4.6.0 warnings.

Dave Jones
2011-04-21T20:16:19Z

On Thu, Apr 21, 2011 at 01:09:11PM -0700, Linus Torvalds wrote:
> On Thu, Apr 21, 2011 at 12:58 PM, Dave Jones <davej@redhat.com> wrote:
> > @@ -359,7 +359,8 @@ KBUILD_CFLAGS   := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
> >                   -fno-strict-aliasing -fno-common \
> >                   -Werror-implicit-function-declaration \
> >                   -Wno-format-security \
> > -                  -fno-delete-null-pointer-checks
> > +                  -fno-delete-null-pointer-checks \
> > +                  -Wno-unused-but-set-variable
>
> Does this work ok for older gcc's? Do they understand that
> -Wno-unused-by-set-variable?
>
> gcc-4.5.1 seems to understand it, but what about much older gccs?

aparently not. I'll poke at it some more.

Dave