patch applied (packages/base): add cast{C,U}CharToChar and castCharTo{C,U}Char, from Haskell 2010

[Simon Marlow]

Tue Jul 13 06:25:15 PDT 2010  Simon Marlow <marlowsd at gmail.com>
  * add cast{C,U}CharToChar and castCharTo{C,U}Char, from Haskell 2010

    M ./Foreign/C/String.hs +25

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=packages/base;a=darcs_commitdiff;h=20100713132515-12142-7fa6d2634005cb8578e0fab4b366daf906a2bf49.gz