On Fri, Dec 25, 2009 at 06:21:58PM +0100, Felix Zielcke wrote:
> Am Donnerstag, den 24.12.2009, 22:55 +0100 schrieb Robert Millan:
> > On Tue, Dec 22, 2009 at 09:39:07PM +0530, BVK Chaitanya wrote:
> > > Hi
> > >
> > >
> > > Attached is the patch, which removes use of undefined
> > grub_assert_fail
> > > function for catching bad-type-cast errors, with a better version
> > > __attribute__((error("msg"))) gcc extension. With this extension,
> > gcc
> > > can give the exact location of the bad type cast at compile time.
> >
> > Is this really a kind of error we'd like to report at run time? Sorry
> > if
> > I'm missing something, but if we need additional code to handle it,
> > and it
> > was known at compile time, why do we do this?
>
> __attribute__ ((error)) still reports it at compile time just like the
> old grub_assert_fail method.
> But the advantage is that you can specify the error message instead of
> just getting a `ld: unknown symbol grub_assert_fail' error during
> linking. And as BVK said above also the exact location where this
> happened.
Oh, ok. Seems fine then.
--
Robert Millan
"Be the change you want to see in the world" -- Gandhi
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