Tue Oct 21 06:17:21 PDT 2008 Manuel M T Chakravarty <[EMAIL PROTECTED]>
* Reject programs with superclass equalities for now
- The current implementation of type families cannot properly deal
with superclass equalities. Instead of making a half-hearted attempt at
supporting them, which mostly ends in cryptic error message, rejecting
right away with an appropriate message.
MERGE TO 6.10
M ./compiler/typecheck/TcMType.lhs +8
View patch online:
http://darcs.haskell.org/ghc-6.10/ghc/_darcs/patches/20081021131721-6295e-a34d7ead151b8b8e68b1eaaee59e68f89bb13cdb.gz
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