Traversible Functor Data, or: X marks the spot (Re: Haddock version during build)

[Ian Lynagh]

On Sun, Jun 29, 2008 at 08:23:00PM +0100, Claus Reinke wrote:
> 
> I suggest to separate the vacuous from the proper instances,
> and to expose only the former via Data.Generics. That way,
> the convenience is only an import away, but doesn't get in
> the way of non-standard applications.

The problem with this is that it leads to conflicting instances if you
import both.


Thanks
Ian