[GHC] #15545: Forced to enable TypeInType because of (i ~ i)

[GHC]

#15545: Forced to enable TypeInType because of (i ~ i)
-------------------------------------+-------------------------------------
        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.6.1
       Component:  Compiler          |              Version:  8.5
      Resolution:  fixed             |             Keywords:  TypeInType
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #15195            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------
Changes (by RyanGlScott):

 * status:  new => closed
 * resolution:   => fixed
 * related:   => #15195
 * milestone:   => 8.6.1


Comment:

 This is a rather cheeky solution, but this problem simply doesn't exist on
 GHC 8.6, since `TypeInType` is now simply a synonym for `DataKinds` and
 `PolyKinds`, and `PolyKinds` now grants access to all of the features that
 used to be exclusive to `TypeInType`. See #15195.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15545#comment:1>
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