[GHC] #9373: typeable instances incompatible between 7.8 and 7.9

[GHC]

#9373: typeable instances incompatible between 7.8 and 7.9
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              Reporter:  carter      |            Owner:
                  Type:  bug         |           Status:  closed
              Priority:  normal      |        Milestone:
             Component:  Compiler    |          Version:  7.8.2
            Resolution:  invalid     |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:              |       Blocked By:
  None/Unknown                       |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
-------------------------------------+-------------------------------------
Changes (by simonpj):

 * status:  new => closed
 * resolution:   => invalid


Comment:

 I'm afraid it's deliberate: #8950.  Unless you want to argue to reverse
 the design decision taken there.

 Simon

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9373#comment:1>
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