[Haskell-cafe] About the ConstraintKinds extension

[Max Bolingbroke]

On 18 October 2011 02:17, bob zhang <bobzhang1988 at gmail.com> wrote:
>      But I found a problem which I thought would be made better, plz correct
> me if I am wrong

For those who only subscribe to Haskell-Cafe, Bob posted a very
similar thread to ghc-users, which I replied to here with a suggestion
for how we could relax the superclass-cycle check:

http://thread.gmane.org/gmane.comp.lang.haskell.glasgow.user/20828/focus=20829

Max