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SubjectRe: [PATCH 1/2] UNREACHABLE() macro
On Fri, 11 Sep 2009 14:55:25 -0700 (PDT)
Roland McGrath <roland@redhat.com> wrote:

> > That's a bit of a mouthful. Did you consider a runtime probe with
> > scripts/Kbuild.include's try-run, cc-option, etc?
>
> I did not see any precedent in the sources for using those to test for
> features by compiling particular test sources (i.e. in autoconf

look at the stackprotector flags.. they work this way already.
It gets done once per kernel build...


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Arjan van de Ven Intel Open Source Technology Centre
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