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bug#57079: 29.0.50; Performance of seq-uniq is not very good
From: |
Eli Zaretskii |
Subject: |
bug#57079: 29.0.50; Performance of seq-uniq is not very good |
Date: |
Tue, 09 Aug 2022 21:16:56 +0300 |
> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: stefan@marxist.se, 57079@debbugs.gnu.org
> Date: Tue, 09 Aug 2022 20:03:46 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> > My point is that it will never be as fast as the implementations
> > Stefan deleted, replacing them with seq-uniq. My point is that those
> > changes just made several places in Emacs slower, even after your
> > speedup, for no good reason. Those deleted functions, if they needed
> > to be deleted, should have been replaced by a different
> > implementation, which doesn't support TESTFN and is therefore faster,
> > as the original implementations, now deleted, were.
>
> The performance of the new seq-uniq (called with no TESTFN) is identical
> to the old gnus-delete-duplicates -- it's the same code.
Yes, and delete-dups on a copy is faster.
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, (continued)
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Eli Zaretskii, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Eli Zaretskii, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Eli Zaretskii, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Eli Zaretskii, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good,
Eli Zaretskii <=
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Juri Linkov, 2022/08/09
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/12
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Michael Heerdegen, 2022/08/12
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/13
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Michael Heerdegen, 2022/08/13
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/15
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Michael Heerdegen, 2022/08/15
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/17
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Michael Heerdegen, 2022/08/19
- bug#57079: 29.0.50; Performance of seq-uniq is not very good, Lars Ingebrigtsen, 2022/08/20