[GHC] #4443: Don't require users to use undefined

[GHC]

#4443: Don't require users to use undefined
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    Reporter:  basvandijk        |        Owner:              
        Type:  proposal          |       Status:  new         
    Priority:  normal            |    Milestone:  Not GHC     
   Component:  libraries/base    |      Version:  6.12.3      
    Keywords:                    |     Testcase:              
   Blockedby:                    |   Difficulty:              
          Os:  Unknown/Multiple  |     Blocking:              
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown
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Changes (by igloo):

  * milestone:  => Not GHC


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4443#comment:2>
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