Re: 2.6.17-mm5 -- Busted toolchain? -- usr/klibc/exec_l.c:59: undefinedreference to `__stack_chk_fail'

[H. Peter Anvin]

Sam Ravnborg wrote:
> For klibc you need to patch scripts/Kbuild.klibc
>
> Appending it to KLIBCWARNFLAGS seems the right place.

KLIBCREQFLAGS, rather.

> Do you know from what gcc version we can start using -fno-stack-protector?

Isn't there a macro to test if gcc supports a specific option already?

Either way, I can also add __stack_chk_fail() as an alias for abort(), 
for people who actually want the feature.

	-hpa

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