[vector] #32: Performance of concatMap and O2/Odph

vector vector at projects.haskell.org
Sun Aug 22 11:12:28 EDT 2010


#32: Performance of concatMap and O2/Odph
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Reporter:  choener  |        Owner:     
    Type:  defect   |       Status:  new
Priority:  minor    |    Milestone:     
 Version:  0.6      |   Resolution:     
Keywords:           |  
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Comment (by choener):

 With -O2 and -funfolding-use-threshold=100, the difference drops to 18x

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Ticket URL: <http://trac.haskell.org/vector/ticket/32#comment:1>
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