[Haskell-cafe] Building QuickCheck 2 Under GHC 6.10.1

Dominic Steinitz dominic.steinitz at blueyonder.co.uk
Thu Nov 27 13:10:53 EST 2008


Having been a happy user of QuickCheck 2 for many years, I now find it 
won't build under ghc 6.10.1. Before I investigate further, has anyone 
encountered this problem and has a fix?

Thanks, Dominic.

> C:\Users\Dom\QuickCheck>Setup build
> Preprocessing library QuickCheck-2.0...
> Building QuickCheck-2.0...
> [2 of 9] Compiling Test.QuickCheck.Exception ( Test\QuickCheck\Exception.hs, dis
> t\build\Test\QuickCheck\Exception.o )
> 
> Test\QuickCheck\Exception.hs:12:31:
>     Class `Exception' used as a type
>     In the type `Exception'
>     In the type `Either Exception a'
>     In the type `IO (Either Exception a)'
> 
> Test\QuickCheck\Exception.hs:15:36:
>     Class `Exception' used as a type
>     In the type `Exception'
>     In the type `Either Exception a'
>     In the type `IO (Either Exception a)'





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