[GHC] #9334: Implement "instance chains"

[GHC]

#9334: Implement "instance chains"
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              Reporter:  diatchki    |            Owner:  diatchki
                  Type:  feature     |           Status:  new
  request                            |        Milestone:
              Priority:  normal      |          Version:  7.9
             Component:  Compiler    |         Keywords:
  (Type checker)                     |     Architecture:  Unknown/Multiple
            Resolution:              |       Difficulty:  Unknown
      Operating System:              |       Blocked By:
  Unknown/Multiple                   |  Related Tickets:
       Type of failure:              |
  None/Unknown                       |
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Changes (by Lemming):

 * cc: ghc@… (added)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9334#comment:7>
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