[Haskell-cafe] library on common sub-expression elimination?

Levent Erkok erkokl at gmail.com
Sat Aug 13 05:40:05 CEST 2011

On 8/12/2011 10:30 AM, Conal Elliott wrote:
> Note that data-reify will only find *some* common/equal sub-expressions,
> namely the pointer-equal ones. In all of my code-generating ("deep")
> DSLs, it's been very important for efficiency to also pull out
> equal-but-pointer-unequal expressions.
>     - Conal

data-reify-cse (http://hackage.haskell.org/package/data-reify-cse) by 
Sebastiaan Visser performs cse for graphs generated by Andy's data-reify.


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