Changes to ghc

Changes to ghc:
commit 446b0e166c9e46f943318f13f25f0441c88c67ef
Author: Austin Seipp <austin@well-typed.com>
Date:   Mon Jun 23 04:02:44 2014 -0500

    arclint: disable Bad Charset lint rule

    Signed-off-by: Austin Seipp <austin@well-typed.com>