[GHC] #7347: Existential data constructors should not be promoted

[GHC]

#7347: Existential data constructors should not be promoted
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    Reporter:  simonpj           |       Owner:                  
        Type:  bug               |      Status:  merge           
    Priority:  normal            |   Milestone:                  
   Component:  Compiler          |     Version:  7.6.1           
    Keywords:                    |          Os:  Unknown/Multiple
Architecture:  Unknown/Multiple  |     Failure:  None/Unknown    
  Difficulty:  Unknown           |    Testcase:  polykinds/T7347 
   Blockedby:                    |    Blocking:                  
     Related:                    |  
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Changes (by simonpj):

  * status:  new => merge
  * testcase:  => polykinds/T7347


Comment:

 Please merge if it's easy to do so.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7347#comment:9>
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