Christophe LEROY <christophe.le...@c-s.fr> writes:
> Le 26/09/2018 à 11:28, Segher Boessenkool a écrit :
>> On Wed, Sep 26, 2018 at 09:58:30AM +0200, Christophe LEROY wrote:
>>> Segher, any idea about this problem ?
>> 
>>>>> arch/powerpc/platforms/powermac/bootx_init.o: In function `bootx_printf':
>>>>> /var/lib/jenkins-slave/workspace/snowpatch/snowpatch-linux-
>>>>> sparse/linux/arch/powerpc/platforms/powermac/bootx_init.c:88:
>>>>> undefined reference to `__stack_chk_fail_local'
>> 
>> Are you building as PIC?  Are you linking libssp_nonshared.a?  Why not?
>
> Spotted, thanks.
>
> arch/powerpc/platforms/powermac/Makefile contains:
>
> CFLAGS_bootx_init.o           += -fPIC
...
>
> Or maybe stack protection on bootx_init doesn't make much sense and we 
> could just do the following ?
>
> CFLAGS_bootx_init.o           += -fPIC $(call cc-option, -fno-stack-protector)

That would be fine by me.

cheers

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