Allowing duplicate instances in GHC 6.4

Keean Schupke k.schupke at imperial.ac.uk
Fri Mar 25 14:45:05 EST 2005 

There was a typo in the code I posted:

 >
 >class Fail
 >data This_should_never_happen
 >

should read:

 >
 >class Fail x
 >data This_should_never_happen
 >

Keean.

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