[GHC] #10118: No ambiguity check when `ConstrainedClassMethods` is on

[GHC]

#10118: No ambiguity check when `ConstrainedClassMethods` is on
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        Reporter:  thomie            |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler (Type    |                 Version:  7.10.1-rc2
  checker)                           |                Keywords:
      Resolution:  fixed             |            Architecture:
Operating System:  Unknown/Multiple  |  Unknown/Multiple
 Type of failure:  None/Unknown      |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:  #7854             |  Differential Revisions:  Phab:D686
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Changes (by thomie):

 * testcase:  typecheck/should_fail/T10118 =>


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10118#comment:3>
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