Changes to ghc

Changes to ghc:
commit 9a58cac8c964ecd475bd8a7bbffc435f1ed130b2
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Thu May 15 13:52:14 2014 +0200

    Express OPTIONS_GHC as LANGUAGE pragmas

    These two instances were missed previously for some unknown reason

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>