GNU bug report logs - #69709
`sort` interface improvement and universal ordering predicate

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Package: emacs;

Reported by: Mattias Engdegård <mattias.engdegard <at> gmail.com>

Date: Sun, 10 Mar 2024 13:29:02 UTC

Severity: normal

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Message #17 received at 69709 <at> debbugs.gnu.org (full text, mbox):

From: Mattias Engdegård <mattias.engdegard <at> gmail.com>
To: Dmitry Gutov <dmitry <at> gutov.dev>
Cc: 69709 <at> debbugs.gnu.org
Subject: Re: bug#69709: `sort` interface improvement and universal ordering
 predicate
Date: Sun, 10 Mar 2024 16:56:37 +0100

10 mars 2024 kl. 16.48 skrev Dmitry Gutov <dmitry <at> gutov.dev>:

> Here's a concern: a lot of existing code is written with either mutability in mind (the source list is a throwaway one, owned by the caller), or coupled with copy-sequence already.
> 
> If the new 'sort' default to non-destructive, wouldn't that make those existing callsites slower? Or at least some of them.

No, with the old calling convention they would get destructive (in-place) sorting. There should be no incompatibilities at all.
This bug report was last modified 1 year and 90 days ago.

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