[GHC] #9132: takeWhile&C. still not fusible

[GHC]

#9132: takeWhile&C. still not fusible
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              Reporter:              |            Owner:  skeuchel
  Blaisorblade                       |           Status:  merge
                  Type:  bug         |        Milestone:  7.10.1
              Priority:  normal      |          Version:  7.8.3
             Component:  Core        |         Keywords:  fusion
  Libraries                          |     Architecture:  Unknown/Multiple
            Resolution:              |       Difficulty:  Moderate (less
      Operating System:              |  than a day)
  Unknown/Multiple                   |       Blocked By:
       Type of failure:  Runtime     |  Related Tickets:  #9537
  performance bug                    |
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D322   |
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Comment (by rwbarton):

 This isn't really a bug fix, so I wouldn't merge it. I'll leave it in
 'merge' status though so Austin will see it in case he disagrees.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9132#comment:25>
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