Set iterators

David Bruant bruant.d at gmail.com
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?

Thanks,

David


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