[GHC] #14733: Won't use (forall xx. f xx) with -XQuantifiedConstraints

[GHC]

#14733: Won't use (forall xx. f xx) with -XQuantifiedConstraints
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        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.5
      Resolution:                    |             Keywords:
                                     |  QuantifiedConstraints, wipT2893
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by simonpj):

 Great!  Keep identifying the kinks; it's extremely helpful.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14733#comment:11>
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