GNU bug report logs - #18011
24.4.50; REGRESSION, `help-echo' function value now needs `save-excursion'

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Package: emacs;

Reported by: Drew Adams <drew.adams <at> oracle.com>

Date: Sun, 13 Jul 2014 23:13:01 UTC

Severity: normal

Tags: notabug, wontfix

Found in version 24.4.50

Done: Glenn Morris <rgm <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #12 received at 18011-done <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: 18011-done <at> debbugs.gnu.org
Subject: Re: bug#18011: 24.4.50;
 REGRESSION, `help-echo' function value now needs `save-excursion'
Date: Sun, 13 Jul 2014 19:41:17 -0400

Drew Adams wrote:

> Why should a `help-echo' function need to `save-excursion'?

I can't think why it should NOT need to, if it moves point;
nor can I find any Emacs release where it does not need to.
I tested back to 22.3 with

(put-text-property 1 10 'help-echo 'foo)

(defun foo (w o p)
  (goto-char (point-max))
  "foo")

> HTH.  Close the bug if you don't care about this - I have my fix.

Thanks.
This bug report was last modified 11 years and 10 days ago.

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