Looking for GHC compile-time performance tests

Edward Kmett ekmett at gmail.com
Thu May 5 20:49:41 UTC 2016

vector-algorithms has gotten slower to both compile and for users rather consistently during each release throughout the 7.x lifecycle. That may serve as a good torture test as well.

> On May 6, 2016, at 6:22 AM, Erik de Castro Lopo <mle+hs at mega-nerd.com> wrote:
> Ben Gamari wrote:
>> So, if you would like to see your program's compilation time improve
>> in GHC 8.2, put some time into reducing it to something minimal, submit
>> it to us via a Trac ticket, and let us know in this thread.
> The vector package is probably a good candidate. Compling vector slowed
> down signicantly between 7.8 and 7.10, only to speed up again with 8.0.
> Erik
> -- 
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> Erik de Castro Lopo
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