Set iterators

David Bruant bruant.d at
Tue Feb 14 11:24:43 PST 2012

Le 14/02/2012 07:31, Mark S. Miller a écrit :
> [+tjclose]
> There are many benefits to determinism. E started with
> non-deterministic iteration order, which opens a covert channel
> hazard. I initially changed to deterministic order merely to plug this
> leak. Having done so, I found it had many software engineering
> benefits. For example, it becomes much easier to write regression
> tests and to reproduce bugs by re-execution. In my implementation, it
> also had a minor additional space and time cost. Tyler's Waterken
> tables show that even the minor runtime costs I was paying were
> unnecessary.
Do you have a link to this implementation?
If it's not obvious from the source code, can you give some insight on
why Tyler's Waterken tables show that the minor costs were unnecessary?



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