#1957: Program that runs slower with optimizations on
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 Reporter:  clanehin  |          Owner:           
     Type:  bug       |         Status:  closed   
 Priority:  normal    |      Milestone:           
Component:  Compiler  |        Version:  6.8.1    
 Severity:  normal    |     Resolution:  duplicate
 Keywords:            |     Difficulty:  Unknown  
 Testcase:            |   Architecture:  x86      
       Os:  Linux     |  
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Comment (by igloo):

 `-fno-state-hack` does cure it:
 {{{
 -O0:                 15.91s
 -O2:                 60.95s
 -O2 -fno-state-hack: 6.23s
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1957#comment:5>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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