Changes to ghc

Changes to ghc:
commit 210ccabc9489bfbf814939e8b45646c8d0c7ce5f
Author: Johan Tibell <johan.tibell@gmail.com>
Date:   Wed Mar 12 07:20:19 2014 +0100

    codeGen: allocate small byte arrays of statically known size inline

    This results in a 57% runtime decrease when allocating an array of 128
    bytes on a 64-bit machine.

    Fixes #8876.