[GHC] #15677: Valid hole fits and GADT type variable names

[GHC]

#15677: Valid hole fits and GADT type variable names
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        Reporter:  RyanGlScott       |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.8.1
       Component:  Compiler          |              Version:  8.6.1
      Resolution:                    |             Keywords:  TypedHoles,
                                     |  GADTs
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Poor/confusing    |  Unknown/Multiple
  error message                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #9091             |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by RyanGlScott):

 Oops! I missed the `a ~ Int` part. Indeed, that's much better (and I might
 even go as far as saying that that fixes that particular buglet).

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15677#comment:3>
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