[GHC] #10717: fannkuch-redux allocations increase by factor of 10000 between 7.4.2 and 7.6.3

GHC ghc-devs at haskell.org
Fri Jul 31 13:49:36 UTC 2015


#10717: fannkuch-redux allocations increase by factor of 10000 between 7.4.2 and
7.6.3
-------------------------------------+-------------------------------------
        Reporter:  bgamari           |                   Owner:
            Type:  bug               |                  Status:  new
        Priority:  normal            |               Milestone:  7.12.1
       Component:  Compiler          |                 Version:  7.6.3
      Resolution:                    |                Keywords:
Operating System:  Unknown/Multiple  |            Architecture:
 Type of failure:  Runtime           |  Unknown/Multiple
  performance bug                    |               Test Case:
      Blocked By:                    |                Blocking:
 Related Tickets:                    |  Differential Revisions:
-------------------------------------+-------------------------------------

Comment (by bgamari):

 [https://gist.github.com/bgamari/4b64d9d845933fed712c Here] are the STG
 definitions of the `s3Cl` and `s3ad`.

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10717#comment:4>
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