[GHC] #633: add dataCast{1, 2} to Data instances of Data.Set, Data.Map, etc.

[GHC]

#633: add dataCast{1,2} to Data instances of Data.Set, Data.Map, etc.
------------------------------+---------------------------------------------
  Reporter:  jrussell         |          Owner:         
      Type:  feature request  |         Status:  closed 
  Priority:  normal           |      Milestone:         
 Component:  libraries/base   |        Version:  6.4.1  
  Severity:  normal           |     Resolution:  fixed  
  Keywords:                   |             Os:  Unknown
Difficulty:  Unknown          |   Architecture:  Unknown
------------------------------+---------------------------------------------
Changes (by simonmar):

  * resolution:  => fixed
  * difficulty:  => Unknown
  * status:  new => closed

-- 
Ticket URL: <http://cvs.haskell.org/trac/ghc/ticket/633>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler