[GHC] #15675: Type operators in existential context cannot be parsed

[GHC]

#15675: Type operators in existential context cannot be parsed
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        Reporter:  int-index         |                Owner:  int-index
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:  8.8.1
       Component:  Compiler          |              Version:  8.4.3
  (Parser)                           |
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  GHC rejects       |  Unknown/Multiple
  valid program                      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):  Phab:D5180
       Wiki Page:                    |
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Changes (by int-index):

 * owner:  (none) => int-index
 * differential:   => Phab:D5180


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15675#comment:1>
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