[GHC] #11275: :kind! doesn't reduce type families with poly-kinded return kinds

[GHC]

#11275: :kind! doesn't reduce type families with poly-kinded return kinds
-------------------------------------+-------------------------------------
        Reporter:  RyanGlScott       |                Owner:
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  GHCi              |              Version:  7.10.3
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Incorrect result  |  Unknown/Multiple
  at runtime                         |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by rwbarton):

 Isn't this correct behavior? In the first case `Hm` could be at any kind,
 and it's not equal to `Int` for any kind other than `*`.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11275#comment:1>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler