On Thu, Dec 14, 2000 at 10:14:51AM +0000, Alan Cox wrote:
> > I'll update my patch tomorrow to restore the definition of current.
> > I do fear, however, that this will perpetuate the polution of the
> > namespace should "current" ever get cleaned up.
>
> It can probably get cleaned up after 2.4 by making current() the actual
> inline. For 2.2 it won't change. Consider it a feature.
>
> It was done originally because the 2.0 code using #define based current
> generated better code than using inline functions. 2.2 upwards use a different
> (far nicer) method to find current.
The macro is still likely to generate better code. All released
gcc versions have the "inline penalty" causing bad register allocation
(maybe it'll be fixed with gcc 3's tree inliner)
-Andi
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