[GHC] #7156: "Pattern match on GADT" error for non-GADT

[GHC]

#7156: "Pattern match on GADT" error for non-GADT
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  Reporter:  ryani                               |          Owner:                                                
      Type:  bug                                 |         Status:  closed                                        
  Priority:  normal                              |      Milestone:                                                
 Component:  Compiler (Type checker)             |        Version:  7.0.4                                         
Resolution:  fixed                               |       Keywords:  GADTs, TypeFamilies, ExistentialQuantification
        Os:  Unknown/Multiple                    |   Architecture:  Unknown/Multiple                              
   Failure:  None/Unknown                        |     Difficulty:  Unknown                                       
  Testcase:  indexed-types/should_compile/T7156  |      Blockedby:                                                
  Blocking:                                      |        Related:                                                
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Comment(by ryani):

 Thanks Simon!

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7156#comment:9>
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