[GHC] #11458: Terrible failure of type inference in visible type application

[GHC]

#11458: Terrible failure of type inference in visible type application
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        Reporter:  simonpj           |                Owner:  goldfire
            Type:  bug               |               Status:  new
        Priority:  highest           |            Milestone:  8.0.1
       Component:  Compiler (Type    |              Version:  7.10.3
  checker)                           |             Keywords:
      Resolution:                    |  TypeApplications
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 goldfire):

 Yes. This is a `ReturnTv` problem. Fix is nearly done -- I'm just going
 through the testsuite today.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/11458#comment:2>
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