[GHC] #10226: Regression in constraint solver from 7.8 to 7.10

[GHC]

#10226: Regression in constraint solver from 7.8 to 7.10
-------------------------------------+-------------------------------------
        Reporter:  edsko             |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:
       Component:  Compiler (Type    |                 Version:  7.10.1
  checker)                           |                Keywords:
      Resolution:  duplicate         |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:  indexed-
      Blocked By:                    |  types/should_compile/T10226
 Related Tickets:  #10009            |                Blocking:
                                     |  Differential Revisions:
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Changes (by simonpj):

 * testcase:   => indexed-types/should_compile/T10226


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10226#comment:5>
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