[m-rev.] ssdb v1.0 fixed

[Ian MacLarty]

On Tue, Dec 11, 2007 at 07:01:17PM +1100, Zoltan Somogyi wrote:
> On 06-Dec-2007, Ian MacLarty <maclarty at csse.unimelb.edu.au> wrote:
> > optimisations that occur later.  If you do it later, then you
> > have to turn off all optimisations.
> > 
> > As I understand it, the transformed code is still valid Mercury, so
> > there should at least be some optimisations that will work on it.
> 
> That depends on what you mean by "work". Most optimizations won't introduce
> any bugs for the code generated by the ssdb transformation (so they "work"
> in one sense), but as soon as they see the impurity annotations, most
> optimizations will leave the code alone, which means they won't improve
> the code at all (so they do *not* "work" in another sense).
> 

Yes, *most* will leave the code alone, but maybe *some* (current or
future) will make it faster.

Ian.
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