[squeak-dev] Re: Using #= for integer comparison instead of #==
avalloud at smalltalk.comcastbiz.net
Fri Nov 26 16:43:48 UTC 2010
> You *must* use an end marker, i.e.,
> last := Object new. "end marker"
> obj := self someObject.
> [last == obj] whileFalse:[
> count := count + 1.
> obj := obj nextObject.
> This will work because it counts between the beginning of memory and the
> (arbitrary) end marker. Anything else basically should not be relied on
> to work, jit or no.
What happens if a process with higher priority interrupts the iteration
and creates more objects?
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