[GHC] #7619: Make worker-wrapper unbox data families

[GHC]

#7619: Make worker-wrapper unbox data families
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    Reporter:  akio              |       Owner:  simonpj         
        Type:  feature request   |      Status:  new             
    Priority:  normal            |   Milestone:  7.8.1           
   Component:  Compiler          |     Version:  7.7             
    Keywords:  type family       |          Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown    
  Difficulty:  Unknown           |    Testcase:                  
   Blockedby:                    |    Blocking:                  
     Related:                    |  
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Changes (by igloo):

  * owner:  => simonpj
  * milestone:  => 7.8.1


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7619#comment:4>
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