gadt changes in ghc 6.10

[Daniel Gorín]

On Oct 14, 2008, at 7:48 PM, Don Stewart wrote:

> dgorin:
>> I've tried adding some signatures (together with -
>> XScopedTypeVariables), but with no luck. Why is it that this no  
>> longer
>> compiles? More importantly, how can I make it compile again? :)
>>
>
> If you work out how to make it compile, can you document the soln.  
> here,
>
>    http://haskell.org/haskellwiki/Upgrading_packages#Changes_to_GADT_matching
>
> Cheers,
>    Don

Sure, but I must say I'm still kind of lost, here....