I tried reinstalling GHC 7.0.1 from scratch, the issue remains...
2011/2/26 Daniel Fischer <[email protected]> > On Saturday 26 February 2011 12:54:02, Yves Parès wrote: > > When I look at the documentation of Control.Monad.Error [1] or > > Control.Applicative [2] it is not said that it re-exports > > Control.Monad.Instances. So maybe this behaviour is normal... > > I don't think so. Instances are automatically propagated, they can't be > hidden once they're in scope. Functor, Monad, Either and (->) are all > available in the Prelude, so unless you have NoImplicitPrelude, the > instances ought to be in scope from any transitive dependency. > And they are in scope for me when I import Control.Monad.Error or > Control.Applicative, so something is amiss if they're not in scope for you. >
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