[GHC] #16323: Cannot deduce X error with X provided in TypeFamilies

[GHC]

#16323: Cannot deduce X error with X provided in TypeFamilies
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        Reporter:  pjljvdlaar    |                Owner:  (none)
            Type:  bug           |               Status:  new
        Priority:  normal        |            Milestone:
       Component:  Compiler      |              Version:  8.2.2
      Resolution:                |             Keywords:  Deriving
Operating System:  Windows       |         Architecture:  Unknown/Multiple
 Type of failure:  None/Unknown  |            Test Case:
      Blocked By:                |             Blocking:
 Related Tickets:                |  Differential Rev(s):
       Wiki Page:                |
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Changes (by simonpj):

 * keywords:   => Deriving


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16323#comment:2>
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