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SubjectRe: [PATCH] kbuild: fix kernel/bounds.c 'W=1' warning
On Fri, Oct 5, 2018 at 10:35 AM Arnd Bergmann <arnd@arndb.de> wrote:
>
> Building any configuration with 'make W=1' produces a warning:
>
> kernel/bounds.c:16:6: warnign: no previous prototype for 'foo' [-Wmissing-prototypes]
>
> When also passing -Werror, this prevents us from building any
> other files. Nobody ever calls the function, but we can't make
> it 'static' either since we want the compiler output.
>
> Calling it 'main' instead however avoids the warning, because gcc
> does not insist on having a declaration for main.

I think marking the function as static __used should do the trick and
would be less confusing.

Cheers,
Miguel

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