On Mon, Feb 28, 2022 at 6:02 PM Masahiro Yamada <masahiroy@xxxxxxxxxx> wrote:
>
> On Mon, Feb 28, 2022 at 7:32 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
> >
> > From: Arnd Bergmann <arnd@xxxxxxxx>
> >
> > During a patch discussion, Linus brought up the option of changing
> > the C standard version from gnu89 to gnu99, which allows using variable
> > declaration inside of a for() loop. While the C99, C11 and later standards
> > introduce many other features, most of these are already available in
> > gnu89 as GNU extensions as well.
> >
> > An earlier attempt to do this when gcc-5 started defaulting to
> > -std=gnu11 failed because at the time that caused warnings about
> > designated initializers with older compilers. Now that gcc-5.1 is the
> > minimum compiler version used for building kernels, that is no longer a
> > concern. Similarly, the behavior of 'inline' functions changes between
> > gnu89 and gnu11, but this was taken care of by defining 'inline' to
> > include __attribute__((gnu_inline)) in order to allow building with
> > clang a while ago.
> >
> > One minor issue that remains is an added gcc warning for shifts of
> > negative integers when building with -Werror, which happens with the
>
> Is this a typo?
>
> building with -Werror, ...
> ->
> building with -Wextra, ...
>
I'm being slow today, Jani actually pointed out the same thing and I
misunderstood him. Fixed it now, thanks!
> Acked-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
>
>
> Please let me know if you want me to pick up this.
Yes, that would be great. I'll send a v3 with the updated changelog,
but will drop most of the Cc list as there are no functional changes.
Arnd
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