[GHC] #9526: Add missing Generic instances in base

[GHC]

#9526: Add missing Generic instances in base
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        Reporter:  nh2               |                Owner:  dreixel
            Type:  feature request   |               Status:  closed
        Priority:  normal            |            Milestone:
       Component:  Core Libraries    |              Version:  7.8.3
      Resolution:  wontfix           |             Keywords:  Generics
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by nh2):

 I can't tell - I don't really understand the change; link in the ticket
 description of #9766 seems broken.

 Can you explain a bit what this change does, and how it affects this
 issue? Thanks!

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9526#comment:12>
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