On Tue, Feb 07, 2006 at 01:39:50PM +0100, Roman Zippel wrote:
> Hi,
>
> On Tue, 7 Feb 2006, Andi Kleen wrote:
>
> > > This means you define a prototype for the builtin function and not for the
> > > normal function. I'm not sure this is really intended.
> >
> > What good would be a prototype for a symbol that is defined to a different symbol?
>
> The point is you define a prototype for a builtin function, I'm not sure
> that's a good thing to do.
> Actually I'd prefer to remove -ffreestanding again, especially because it
> disables builtin functions, which we have to painfully enable all again
> one by one, instead of leaving it just to gcc.
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.
I don't remember the exact details, but this was the reason why I
preferred using builtins only when explicitely enabled.
> bye, Roman
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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