[GHC] #8566: Given kind equalities are discarded

[GHC]

#8566: Given kind equalities are discarded
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        Reporter:  dreixel           |                Owner:
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  7.7
      Resolution:  fixed             |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
                                     |  polykinds/T8566, T8566a
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by goldfire):

 Given kind equalities are no longer discarded. And the "expect broken"
 test case (polykinds/T8566a) now passes.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8566#comment:21>
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