[GHC] #14317: Solve Coercible constraints over type constructors

[GHC]

#14317: Solve Coercible constraints over type constructors
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        Reporter:  Iceland_jack      |                Owner:  (none)
            Type:  feature request   |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:  Roles,
                                     |  QuantifiedConstraints
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:  #14386            |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by simonpj):

 * keywords:  Roles, QuantifiedContexts => Roles, QuantifiedConstraints


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14317#comment:9>
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