[GHC] #1251: GADTs with newtype deriving can crash GHCi / cause Core Lint to fail

[GHC]

#1251: GADTs with newtype deriving can crash GHCi / cause Core Lint to fail
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 Reporter:  Stefan O'Rear <stefanor at cox.net>  |          Owner:         
     Type:  bug                               |         Status:  new    
 Priority:  normal                            |      Milestone:  6.6.2  
Component:  Compiler                          |        Version:  6.6    
 Severity:  normal                            |     Resolution:         
 Keywords:                                    |     Difficulty:  Unknown
 Testcase:                                    |   Architecture:  x86    
       Os:  Linux                             |  
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Changes (by igloo):

  * milestone:  => 6.6.2

Comment:

 Looks like a bug all right; thanks for the report!

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1251>
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