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

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. -Levent.