[GHC] #6082: Program compiled with 7.4.1 runs many times slower than compiled with 7.2.2

[GHC]

#6082: Program compiled with 7.4.1 runs many times slower than compiled with 7.2.2
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    Reporter:  gchrupala         |       Owner:  simonmar               
        Type:  bug               |      Status:  new                    
    Priority:  high              |   Milestone:  7.4.2                  
   Component:  Compiler          |     Version:  7.4.1                  
    Keywords:                    |          Os:  Unknown/Multiple       
Architecture:  Unknown/Multiple  |     Failure:  Runtime performance bug
  Difficulty:  Unknown           |    Testcase:                         
   Blockedby:                    |    Blocking:                         
     Related:                    |  
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Changes (by simonpj):

  * owner:  => simonmar


Comment:

 Simon M is going to identify what the problem is.

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/6082#comment:2>
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