On Friday 10 February 2006 14:02, Roman Zippel wrote:
> Hi,
>
> On Fri, 10 Feb 2006, Andi Kleen wrote:
>
> > > I remember playing with using more gcc builtins in the kernel some time
> > > ago, and some gcc builtin used a different library function, which was a
> > > function the kernel did not supply.
> >
> > It works fine on x86-64. If something is missing it can be also supplied.
>
> I think I now see what the real problem was, x86-64 does:
>
> #define strcpy __builtin_strcpy
>
> which also renames the version in lib/string.c, so x86-64 never had a
> fallback copy for __builtin_sprintf.
> Can we please get rid of -freestanding and fix x86-64 instead?
Ok I can fix that. Just removing the defines should be ok i guess
(afaik gcc detects them automatically as the builtin)
I don't know if the freestanding in the main Makefile isn't needed
for other architectures so I won't touch it right now.
-Andi
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