[Haskell-beginners] Cabal Dependency Hell

Brandon Allbery allbery.b at gmail.com
Thu May 30 04:15:14 CEST 2013

On Wed, May 29, 2013 at 7:32 PM, Peter Hall <peter.hall at memorphic.com>wrote:

> > The GHC devs know a better solution is needed; unfortunately, the best
> they've come up with is a proposal to build everything against
> > everything else in every possible combination....
> Surely that isn't necessary; it could be done lazily. That is, compile
> every combination that is actually demanded by their respective cabal
> files. No?

That is probably how it would be done, but it still means potentially a
combinatorial explosion of libraries, plus a lot of extra building
sometimes that you might not expect because "isn't that already built?!".

brandon s allbery kf8nh                               sine nomine associates
allbery.b at gmail.com                                  ballbery at sinenomine.net
unix, openafs, kerberos, infrastructure, xmonad        http://sinenomine.net
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