The module Monad of Hugs 98 990319 contains the type declaration

filterM :: MonadPlus m => (a -> m Bool) -> [a] -> m [a]

The context should be Monad m instead (as in the Haskell 98 report)


Cheers,
Olaf

-- 
OLAF CHITIL, Lehrstuhl fuer Informatik II, RWTH Aachen, 52056 Aachen, Germany
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