[GHC] #14042: Datatypes cannot use a type family in their return kind

[GHC]

#14042: Datatypes cannot use a type family in their return kind
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        Reporter:  RyanGlScott       |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler (Type    |              Version:  8.0.1
  checker)                           |             Keywords:  TypeInType,
      Resolution:  duplicate         |  TypeFamilies
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14645            |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by RyanGlScott):

 * status:  new => closed
 * resolution:   => duplicate
 * related:   => #14645


Comment:

 I would be quite happy to have this for only data families, so I'll close
 this in favor of #14645.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14042#comment:17>
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