cabal install QuickCheck
thomas.dubuisson at gmail.com
Sat Jan 8 23:59:32 CET 2011
Cabal has this really ugly hack called "preferred versions". This is
how you get QC 1 (vs 2) and Parsec 2 (vs 3) when you don't specify.
To get around this just add a constraint:
cabal install 'QuickCheck >= 2'
On Fri, Jan 7, 2011 at 1:49 AM, Christian Maeder
<Christian.Maeder at dfki.de> wrote:
> I was recently puzzled by the fact that I got
> QuickCheck-220.127.116.11 via cabal although QuickCheck-18.104.22.168 is in the
> current haskell-platform-2010.2.0.0.
> Shouldn't hackage be adjusted?
> Cheers Christian
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> Libraries at haskell.org
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