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Re: Time to merge scratch/correct-warning-pos into master, perhaps?


From: Lars Ingebrigtsen
Subject: Re: Time to merge scratch/correct-warning-pos into master, perhaps?
Date: Sun, 16 Jan 2022 16:04:25 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> It is to be expected that in order to improve the compiler's behavior,
> the compiler runs more slowly.

Yup.  But the performance impact is greater than I had imagined.

> The main worry is the speed impact on non-compilation tasks, mostly
> because of the impact on EQ (where Alan's benchmark suggest a 1% impact,
> tho it would be good to have other measurements to confirm that).

Yes.  I've now done a few more realistic non-micro benchmarks --
(eww-open-file "/tmp/foo.html") -- and I see no measurable performance
impact there at all.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no



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