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Re: [PATCH 21/30] stack-protector: test compiler capability in Kconfig and drop AUTO mode




On Fri, Apr 13, 2018 at 11:11 AM, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
>     config STACKPROTECTOR_FLAGS
>         string
>         default "-fstack-protector-strong" if CC_STACKPROTECTOR_STRONG
>         default "-fstack-protector" if CC_STACKPROTECTOR
>         default "-fno-stack-protector" if CC_HAS_STACKPROTECTOR_NONE
>         default ""
>
> which is really simple and straightforward. In the presense of
> multiple defaults, the first is picked, so this _automatically_ does
> that whole priority ordering.

Ah, perfect! Yes, this is a much better solution.

-Kees

-- 
Kees Cook
Pixel Security