[GHC] #7959: Panic on deriving nullary typeclass

[GHC]

#7959: Panic on deriving nullary typeclass
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Reporter:  monoidal            |          Owner:                  
    Type:  bug                 |         Status:  patch           
Priority:  normal              |      Component:  Compiler        
 Version:  7.7                 |       Keywords:                  
      Os:  Unknown/Multiple    |   Architecture:  Unknown/Multiple
 Failure:  Compile-time crash  |      Blockedby:                  
Blocking:                      |        Related:                  
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Changes (by monoidal):

  * status:  new => patch


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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7959#comment:1>
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