[GHC] #10451: Constraint tuple regression in HEAD

[GHC]

#10451: Constraint tuple regression in HEAD
-------------------------------------+-------------------------------------
        Reporter:  darchon           |                   Owner:  terrelln
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.11
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |  ConstraintKinds, newcomer
 Type of failure:  GHC rejects       |            Architecture:
  valid program                      |  Unknown/Multiple
      Blocked By:                    |               Test Case:
 Related Tickets:                    |                Blocking:
                                     |  Differential Revisions:  Phab:D986
-------------------------------------+-------------------------------------
Changes (by thomie):

 * differential:   => Phab:D986
 * milestone:   => 7.12.1


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10451#comment:13>
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