[GHC] #7803: Superclass methods are left unspecialized

[GHC]

#7803: Superclass methods are left unspecialized
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              Reporter:  akio        |            Owner:
                  Type:  bug         |           Status:  new
              Priority:  normal      |        Milestone:  7.10.1
             Component:  Compiler    |          Version:  7.6.2
            Resolution:              |         Keywords:
      Operating System:              |     Architecture:  Unknown/Multiple
  Unknown/Multiple                   |       Difficulty:  Unknown
       Type of failure:  Compile-    |       Blocked By:
  time performance bug               |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:              |
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Comment (by thomie):

 Simon's suggestion change from comment:3 did not make it into the
 [https://github.com/ghc/ghc/blob/96d29b5403bd8a6465a65a39da861f5b9610fc89/compiler/simplCore/SimplCore.lhs#L179
 ghc codebase]. I am not sure what the status of this ticket is.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7803#comment:7>
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