From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: 12314@debbugs.gnu.org, cyd@gnu.org
Subject: bug#12314: 24.2.50; `add-to-history': use `setq' with `delete'
Date: Sun, 09 Sep 2012 20:14:23 +0300 [thread overview]
Message-ID: <83392rm840.fsf@gnu.org> (raw)
In-Reply-To: <jwvzk4zjlya.fsf-monnier+emacs@gnu.org>
> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: drew.adams@oracle.com, 12314@debbugs.gnu.org, cyd@gnu.org
> Date: Sun, 09 Sep 2012 10:44:01 -0400
>
> >> Because it avoids memory allocation. I.e. 99% of the uses of
> >> delete/delq/nconc are simple optimizations.
> > I meant "why does it matter FOR THE USER that the modification was
> > destructive?" Users don't care about optimizations, they only care
> > about performance.
>
> Because this optimization improves performance,
But this optimization was already done. We don't tell users in the
manuals about each and every optimization we do to improve
performance, do we?
next prev parent reply other threads:[~2012-09-09 17:14 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-30 23:08 bug#12314: 24.2.50; `add-to-history': use `setq' with `delete' Drew Adams
2012-09-08 14:32 ` Chong Yidong
2012-09-08 14:43 ` Eli Zaretskii
2012-09-08 14:57 ` Drew Adams
2012-09-08 15:20 ` Eli Zaretskii
2012-09-08 15:48 ` Drew Adams
2012-09-08 16:05 ` Eli Zaretskii
2012-09-08 16:19 ` Andreas Schwab
2012-09-08 16:33 ` Eli Zaretskii
2012-09-08 16:50 ` Lars Ingebrigtsen
2012-09-08 16:54 ` Drew Adams
2012-09-08 17:06 ` Andreas Schwab
2012-09-08 16:35 ` Drew Adams
2012-09-08 16:25 ` Drew Adams
2012-09-08 16:32 ` Eli Zaretskii
2012-09-08 16:42 ` Drew Adams
2012-09-08 21:21 ` Eli Zaretskii
2012-09-08 22:26 ` Drew Adams
2012-09-09 3:00 ` Eli Zaretskii
2012-09-09 6:29 ` Drew Adams
2012-09-09 7:53 ` Chong Yidong
2012-09-09 17:25 ` Eli Zaretskii
2012-09-10 11:54 ` Wolfgang Jenkner
2012-09-08 23:11 ` Stefan Monnier
2012-09-09 2:51 ` Eli Zaretskii
2012-09-09 14:44 ` Stefan Monnier
2012-09-09 17:14 ` Eli Zaretskii [this message]
2012-09-09 17:35 ` Drew Adams
2012-09-09 18:20 ` Eli Zaretskii
2012-09-09 19:46 ` Drew Adams
2012-09-09 21:37 ` Stefan Monnier
2012-09-10 4:37 ` Eli Zaretskii
2012-09-10 12:59 ` Stefan Monnier
2012-09-10 15:01 ` Stefan Monnier
2012-09-10 15:21 ` Drew Adams
2012-09-10 16:24 ` Eli Zaretskii
2012-09-09 8:25 ` Dmitry Gutov
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