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

[GHC]

#9526: Add missing Generic instances in base
-------------------------------------+-------------------------------------
              Reporter:  nh2         |            Owner:  dreixel
                  Type:  feature     |           Status:  new
  request                            |        Milestone:  7.10.1
              Priority:  normal      |          Version:  7.8.3
             Component:              |         Keywords:
  libraries/base                     |     Architecture:  Unknown/Multiple
            Resolution:              |       Difficulty:  Moderate (less
      Operating System:              |  than a day)
  Unknown/Multiple                   |       Blocked By:
       Type of failure:              |  Related Tickets:
  None/Unknown                       |
             Test Case:              |
              Blocking:  9527        |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by heisenbug):

 * cc: heisenbug (added)


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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9526#comment:3>
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