Benchmarks making significant use of IntMap

Callan McGill callan.mcgill at gmail.com
Fri Sep 17 23:38:54 UTC 2021


Hi Vanessa,

Thank you very much for the pointer to Kempe (very cool project too!).
Looks like the change to lookup and find cause the benchmarks to improve a
little bit. See this comment for a graph showing the change:
https://github.com/haskell/containers/pull/800#issuecomment-922134118

Best,
Callan

On Fri, 17 Sept 2021 at 16:59, Vanessa McHale <vamchale at gmail.com> wrote:

> Hi Callan,
>
> My toy compiler makes extensive use of IntMaps: on github
> https://github.com/vmchale/kempe or hackage
> https://hackage.haskell.org/package/kempe
>
> Thanks!
> Vanessa McHale
> On 9/17/21 11:21 AM, Callan McGill wrote:
>
> Dear all,
>
> I am trying to investigate a recent change we would like to make to
> `lookup` in IntMap. I wanted to know if any of you had any examples of open
> source projects that make significant use of IntMap and have benchmarks or
> performance tests we could run to make sure this change does not introduce
> significant regressions.
>
> Best,
> Callan
>
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