[Haskell-cafe] Conditional properties in QuickCheck alter test data generation?

[Gwern Branwen]

On Thu, Dec 18, 2008 at 3:09 PM, Thomas Schilling
<nominolo at googlemail.com> wrote:
> This bug appears to be fixed in QuickCheck 2.  However, for some
> reason cabal-install by default only installs 1.2.  You have to
> explicitly ask for the newer version:
>
>  $ cabal install QuickCheck-2.1.0.1

cabal-install only installs 1.2 because QC 2 breaks a lot of packages
(different function names, no coarbitrary, etc. IIRC).

--
gwern