[GHC] #14208: Performance with O0 is much better than the default or with -O2, runghc performs the best

GHC ghc-devs at haskell.org
Wed Sep 20 08:57:00 UTC 2017


#14208: Performance with O0 is much better than the default or with -O2, runghc
performs the best
-------------------------------------+-------------------------------------
        Reporter:  harendra          |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  normal            |            Milestone:
       Component:  Compiler          |              Version:  8.2.1
      Resolution:                    |             Keywords:
Operating System:  Unknown/Multiple  |         Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Changes (by sibi):

 * cc: sibi (added)


-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/14208#comment:23>
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