Bugfix for QuickCheck 1.1.0.0

[Malcolm Wallace]

> > It's been a week and no one has objected.  I'm interpreting your  
> > silence on the matter as consent.  Could someone with commit access 
> > please add the patch and bump the version number for QuickCheck?
> 
> So are we all agreed that this should be applied, now?

Well, I'm still slightly dubious about this change, but since I'm
finding it hard to articulate why, you can ignore me.

Did anyone ask Koen directly about it?  Or is the fact that there is a
similar fix in QC2 a sufficient blessing from the original author?

Regards,
    Malcolm