[Cython] Assignments in cdefs

[Stefan Behnel]

Greg Ewing wrote:
> Robert Bradshaw wrote:
>
>> Yeah, all those decelerator nodes really should go away
>
> You mean "declarator" nodes?
>
> I hope Cython doesn't really include nodes designed
> to slow your code down. :-)

We actually added those when we found out that the standard infinite while
loop implemention in Cython terminated after 2 seconds on a C64. Now it
takes 5!

Stefan