[GHC] #8766: length [Integer] is twice as slow but length [Int] is 10 times faster

GHC ghc-devs at haskell.org
Mon Mar 10 10:13:58 UTC 2014


#8766: length [Integer] is twice as slow but length [Int] is 10 times faster
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        Reporter:  George                   |            Owner:
            Type:  bug                      |           Status:  closed
        Priority:  normal                   |        Milestone:  7.8.1
       Component:  Compiler                 |          Version:  7.8.1-rc1
      Resolution:  fixed                    |         Keywords:
Operating System:  Unknown/Multiple         |     Architecture:
 Type of failure:  Runtime performance bug  |  Unknown/Multiple
       Test Case:  T8755                    |       Difficulty:  Unknown
        Blocking:                           |       Blocked By:
                                            |  Related Tickets:
--------------------------------------------+------------------------------
Changes (by nomeata):

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


Comment:

 Darn, ignore me. Used the binary from the wrong working copy. That’s what
 happens when I start work in `ghc-master/` that I don’t get to push right
 away, and `ghc/` becomes my working copy that tracks master...

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8766#comment:15>
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