In local.haskell, you wrote:
> is there some documentation about which modules reside in which packages in
> GHC?
You can take a look at http://www.haskell.org/ghc/docs/latest/set/book-hslibs.html.
The top-level chapters ('category') are the packages.
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Volker Stolz * stolz@i2.informatik.rwth-aachen.de * PGP + S/MIME