Re: [2.6 patch] add -Werror-implicit-function-declaration to CFLAGS

From: Adrian Bunk
Date: Thu Nov 10 2005 - 21:12:48 EST


On Thu, Nov 10, 2005 at 04:28:57AM -0800, Andrew Morton wrote:
> Adrian Bunk <bunk@xxxxxxxxx> wrote:
> >
> > Currently, using an undeclared function gives a compile warning, but it
> > can lead to a nasty runtime error if the prototype of the function is
> > different from what gcc guessed.
> >
> > With -Werror-implicit-function-declaration, we are getting an immediate
> > compile error instead.
> >
> > There will be some compile errors in cases where compilation previously
> > worked because the undefined function wasn't called due to gcc dead code
> > elimination, but in these cases a proper fix doesnt harm.
> >
>
> Sorry, I need to build allmodconfig kernels on wacky architectures (eg
> ppc64) and this patch is killing me.

Can you send me the list of compile errors so that I can work on fixing
them?

TIA
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

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