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[Frama-c-discuss] Simplifying branches

On Wed, 2011-08-17 at 17:40 +0200, Anne Pacalet wrote:
> Le 17/08/2011 17:26, Daniel Sheridan a ?crit :
> > I see that I could use the functor to get the result that I want. But I
> > wonder whether this would be a useful enhancement, either in filter.ml
> > or in sparecode?
> 
> Yes: [sparecode] should test whether the condition as a known value
> (probably using [Db.Value.condition_truth_value]) to tell that the if statement
> is invisible. I am wondering if it is a good idea or not to put that test
> in [filter] since the "clients" of [filter] might want to keep the 'if',
> don't they ?

Yes, it seems reasonable that [filter] strictly follows the rules set in
the T_RemoveInfo instance rather than being clever on its own. I think I
was distracted by the name "optim_if" into assuming it was an
optimisation step.

I'll open a feature request. Thanks for your help.

	Dan.