Hi! Am Dienstag, 20. Januar 2015, 13:44:01 schrieben Sie: > The leading underscore invokes the typed holes extension. If you want to > use such names, you'll need {-# LANGUAGE NoTypedHoles #-} as the first line > of the source file.
I get this error, when I use "{-# LANGUAGE NoTypedHoles #-}": ex.hs:1:14: Unsupported extension: NoTypedHoles I'm using GHC 7.8.3. Could it be that the "NoTypedHoles" extension was added not before 7.8.4 (the most current version). Bye Volker _______________________________________________ Glasgow-haskell-users mailing list Glasgow-haskell-users@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-users