[GHC] #7631: Allow to differentiate between newtypes and datatypes when using Generics

[GHC]

#7631: Allow to differentiate between newtypes and datatypes when using Generics
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    Reporter:  Feuerbach         |        Owner:  dreixel          
        Type:  feature request   |       Status:  closed           
    Priority:  normal            |    Component:  libraries (other)
     Version:  7.7               |   Resolution:  fixed            
    Keywords:  generics          |           Os:  Unknown/Multiple 
Architecture:  Unknown/Multiple  |      Failure:  None/Unknown     
   Blockedby:                    |     Blocking:                   
     Related:                    |  
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Changes (by dreixel):

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


Comment:

 Done. New test is `GenNewtype`.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7631#comment:4>
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