I've now managed to write a program to generate the relevant instances. So I don't get the error messages I reported. However, ghc is taking an enormous amount of time compiling. It's now at the desugaring stage ( I've run it with -v2).
Dominic. _______________________________________________ Haskell mailing list [EMAIL PROTECTED] http://www.haskell.org/mailman/listinfo/haskell
