[GHC] #10649: Performance issue with unnecessary reboxing

GHC ghc-devs at haskell.org
Mon Jul 20 14:36:14 UTC 2015


#10649: Performance issue with unnecessary reboxing
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        Reporter:  pacak             |                   Owner:
            Type:  bug               |                  Status:  closed
        Priority:  normal            |               Milestone:
       Component:  Compiler          |                 Version:  7.10.1
      Resolution:  worksforme        |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
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Changes (by thomie):

 * status:  new => closed
 * resolution:   => worksforme


Comment:

 Replying to [comment:1 pacak]:
 > using both -funfolding-use-threshold=10000 -funfolding-creation-
 threshold=10000 - seems to help in all cases

 Closing as worksforme, since you found the right flags to tweak. Please
 reopen if you think this is a mistake.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10649#comment:2>
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