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From: Gemini Lasswell <gazally@runbox.com>
To: Noam Postavsky <npostavs@gmail.com>
Cc: 31688@debbugs.gnu.org
Subject: bug#31688: 26.1.50; Byte compiler confuses two string variables
Date: Sat, 02 Jun 2018 15:52:39 -0700	[thread overview]
Message-ID: <87o9gsztqg.fsf@runbox.com> (raw)
In-Reply-To: <87po199id0.fsf@gmail.com> (Noam Postavsky's message of "Sat, 02 Jun 2018 14:02:51 -0400")

Noam Postavsky <npostavs@gmail.com> writes:

> I don't think this is a bug, the compiler coalesces equal string
> literals.  `put-text-property' modifies the string destructively, so you
> shouldn't use it on literals, for the same reason you shouldn't use
> destructive operations on quoted list literals.

Thanks for the explanation. I've just searched the Elisp reference
looking for any any warnings not to use destructive functions on
literals, and didn't find anything. Did I miss it? If not, it seems to
me that the node "Self-Evaluating Forms" would be a good place to
discuss the subject.





  reply	other threads:[~2018-06-02 22:52 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-02 17:51 bug#31688: 26.1.50; Byte compiler confuses two string variables Gemini Lasswell
2018-06-02 18:02 ` Noam Postavsky
2018-06-02 22:52   ` Gemini Lasswell [this message]
2018-06-02 23:25     ` Noam Postavsky
2018-06-03  0:40     ` Drew Adams
2018-06-02 23:03   ` Drew Adams
2018-06-02 23:38   ` Phil Sainty
2018-06-02 23:54     ` Noam Postavsky
2018-06-03 12:32       ` Phil Sainty
2018-06-03 13:05         ` Andreas Schwab
2018-06-04 10:02           ` Phil Sainty
2018-06-04 15:58             ` Eli Zaretskii
2018-06-04 17:01             ` Andreas Schwab
2018-06-08 15:09               ` Eli Zaretskii
2018-06-03  0:02     ` Michael Heerdegen
2018-06-03  0:46       ` Drew Adams

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