[commit: base] master: Add bitSizeMaybe to Bits, and add FiniteBits class (cddc902)

[Ian Lynagh]

Repository : ssh://darcs.haskell.org//srv/darcs/packages/base

On branch  : master

http://hackage.haskell.org/trac/ghc/changeset/cddc9024e67a6d4c01bb190839d0134af8c907e0

>---------------------------------------------------------------

commit cddc9024e67a6d4c01bb190839d0134af8c907e0
Author: Ian Lynagh <ian at well-typed.com>
Date:   Sun Sep 23 13:28:44 2012 +0100

    Add bitSizeMaybe to Bits, and add FiniteBits class

 Data/Bits.hs |   25 +++++++++++++++++++++++--
 GHC/Int.hs   |   28 +++++++++++++++++++++++-----
 GHC/Word.hs  |   28 +++++++++++++++++++++++-----
 3 files changed, 69 insertions(+), 12 deletions(-)


Diff suppressed because of size. To see it, use:

    git show cddc9024e67a6d4c01bb190839d0134af8c907e0