[GHC] #7542: GHC doesn't optimize (strict) composition with id

[GHC]

#7542: GHC doesn't optimize (strict) composition with id
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    Reporter:  shachaf           |       Owner:  simonpj                
        Type:  bug               |      Status:  new                    
    Priority:  normal            |   Milestone:  7.8.1                  
   Component:  Compiler          |     Version:  7.6.1                  
    Keywords:                    |          Os:  Unknown/Multiple       
Architecture:  Unknown/Multiple  |     Failure:  Runtime performance bug
  Difficulty:  Unknown           |    Testcase:                         
   Blockedby:                    |    Blocking:                         
     Related:                    |  
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Changes (by igloo):

  * owner:  => simonpj
  * milestone:  => 7.8.1


Comment:

 Simon, should this ticket be closed now?

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Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7542#comment:10>
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