[GHC] #7878: Panic when using DerivingGeneric with hs-boot

[GHC]

#7878: Panic when using DerivingGeneric with hs-boot
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  Reporter:  ryant5000           |          Owner:  dreixel       
      Type:  bug                 |         Status:  closed        
  Priority:  normal              |      Milestone:                
 Component:  Compiler            |        Version:  7.7           
Resolution:  fixed               |       Keywords:                
        Os:  Linux               |   Architecture:  x86_64 (amd64)
   Failure:  Compile-time crash  |     Difficulty:  Unknown       
  Testcase:                      |      Blockedby:                
  Blocking:                      |        Related:                
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Comment(by ryant5000):

 Thanks!  I've verified that this patch fixes the issue in several more
 complex test cases as well.

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7878#comment:8>
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