GNU bug report logs - #62816
30.0.50; ElDoc blinks echo area when eldoc-documentation-compose is used

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From: Dmitry Gutov <dmitry <at> gutov.dev>
To: Eli Zaretskii <eliz <at> gnu.org>, João Távora <joaotavora <at> gmail.com>
Cc: 62816 <at> debbugs.gnu.org
Subject: bug#62816: 30.0.50; ElDoc blinks echo area when eldoc-documentation-compose is used
Date: Sat, 15 Apr 2023 14:40:19 +0300

On 15/04/2023 12:13, Eli Zaretskii wrote:
>> Right, exactly.  We were just talking about that.  This is not a
>> regression from Emacs 28 (I'm 99% sure).  It was already there.
>> But the bug is so-so-serious (somewhat annoying flickering, though
>> not in TTY frames).  The fix is simple enough (IMHO, of course,
>> because I wrote the code ... and the bug).
> What is the bug, exactly?  Is it just that the mini-window gets
> resized back and forth in some scenario?  Or is it something else?

Resized back and forth, and "blinks" with blank content after every user 
keypress. Which makes it quite annoying to use 
eldoc-documentation-compose in GUI Emacs.

The effect is only visual, though.

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