[GHC] #13379: Space leak / quadratic behavior when inlining

GHC ghc-devs at haskell.org
Fri Apr 28 21:46:15 UTC 2017


#13379: Space leak / quadratic behavior when inlining
-------------------------------------+-------------------------------------
        Reporter:  jberryman         |                Owner:  (none)
            Type:  bug               |               Status:  closed
        Priority:  normal            |            Milestone:  8.2.1
       Component:  Compiler          |              Version:  8.0.1
      Resolution:  fixed             |             Keywords:  Inlining
Operating System:  Unknown/Multiple  |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  Compile-time      |            Test Case:
  performance bug                    |  perf/compile/T13379
      Blocked By:                    |             Blocking:
 Related Tickets:  #13586            |  Differential Rev(s):
       Wiki Page:                    |
-------------------------------------+-------------------------------------

Comment (by dfeuer):

 Simon, there are still a couple regressions for the combination of your
 two patches:

 {{{
 nofib/time/cryptarithm1   time increases 4.87% from 0.513s to 0.538s
 nofib/size/scs            code size increases  5.28% from 1224890 bytes to
 1289570 bytes
 }}}

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/13379#comment:22>
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