[GHC] #5937: Kind variables not allowed in data declaration kind annotation

[GHC]

#5937: Kind variables not allowed in data declaration kind annotation
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 Reporter:  goldfire                   |          Owner:                         
     Type:  bug                        |         Status:  new                    
 Priority:  normal                     |      Component:  Compiler (Type checker)
  Version:  7.5                        |       Keywords:  PolyKinds              
       Os:  Unknown/Multiple           |   Architecture:  Unknown/Multiple       
  Failure:  GHC rejects valid program  |       Testcase:                         
Blockedby:                             |       Blocking:                         
  Related:                             |  
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Comment(by goldfire):

 The code needs the following extensions: PolyKinds, KindSignatures, GADTs,
 DataKinds

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5937#comment:1>
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