Atila Romero <[EMAIL PROTECTED]> wrote:
> >Perhaps I should propose a new syntactic construct for the language?
>
> And how about create a 'reduction rules' syntax? It maps a common
> construct that usually becomes slow code in predefined fast code. So
> the optimization done by compiler becomes more transparent, easy to
> ennhance and the user can include his own reduction rules.
I believe ghc already has something like this: the {-# RULES #-}
pragma. The problem is that there is no portable notation for the
target of the rule, if you want to specify a constant array.
Regards,
Malcolm
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