Messages in this thread |  | | Subject | Re: [patch 5/5] Add the -fstack-protector option to the CFLAGS | From | Arjan van de Ven <> | Date | Fri, 28 Jul 2006 21:53:03 +0200 |
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On Fri, 2006-07-28 at 21:00 +0200, Andi Kleen wrote: > On Friday 28 July 2006 20:48, Arjan van de Ven wrote: > > On Fri, 2006-07-28 at 20:45 +0200, Andi Kleen wrote: > > > > +ifdef CONFIG_CC_STACKPROTECTOR > > > > +CFLAGS += $(call cc-ifversion, -lt, 0402, -fno-stack-protector) > > > > +CFLAGS += $(call cc-ifversion, -ge, 0402, -fstack-protector) > > > > > > Why can't you just use the normal call cc-option for this? > > > > this requires gcc 4.2; cc-option is not useful for that. > > This means nearly nobody can use it.
... today.
> The CC option thing is also > very ugly.
It's what Sam suggested as kbuild guy.
> Perhaps you really need a Makefile time check like > configure would do for it. Generating a .s and grepping for %gs > would be enough I guess. >
Sam?
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