[GHC] #9740: D380 caused fft2 regressions

GHC ghc-devs at haskell.org
Wed Oct 29 15:33:45 UTC 2014


#9740: D380 caused fft2 regressions
-------------------------------------+-------------------------------------
              Reporter:  dfeuer      |            Owner:
                  Type:  bug         |           Status:  closed
              Priority:  normal      |        Milestone:  7.10.1
             Component:  Core        |          Version:  7.8.3
  Libraries                          |         Keywords:
            Resolution:  fixed       |     Architecture:  Unknown/Multiple
      Operating System:              |       Difficulty:  Easy (less than 1
  Unknown/Multiple                   |  hour)
       Type of failure:  Runtime     |       Blocked By:
  performance bug                    |  Related Tickets:
             Test Case:              |
              Blocking:              |
Differential Revisions:  Phab:D394   |
-------------------------------------+-------------------------------------
Changes (by nomeata):

 * status:  patch => closed
 * resolution:   => fixed


Comment:

 Fix confirmed. The regression had also affected mandel, where performance
 is recovered as well.

 Thanks for taking the time to hunt down the issue!

--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9740#comment:10>
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