[GHC] #8507: ConstraintKinds TH regression from 7.6 -> 7.7

[GHC]

#8507: ConstraintKinds TH regression from 7.6 -> 7.7
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        Reporter:  errge                      |            Owner:
            Type:  bug                        |           Status:  closed
        Priority:  normal                     |        Milestone:
       Component:  Template Haskell           |          Version:  7.7
      Resolution:  fixed                      |         Keywords:
Operating System:  Unknown/Multiple           |     Architecture:
 Type of failure:  GHC rejects valid program  |  Unknown/Multiple
       Test Case:  th/T8507                   |       Difficulty:  Unknown
        Blocking:                             |       Blocked By:
                                              |  Related Tickets:
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Comment (by Simon Peyton Jones <simonpj@…>):

 In [changeset:"12155437ae9cc6bade3beb209c188859b2867799/testsuite"]:
 {{{
 #!CommitTicketReference repository="testsuite"
 revision="12155437ae9cc6bade3beb209c188859b2867799"
 Test Trac #8507
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8507#comment:3>
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