GNU bug report logs - #43702
Emacs master: Incorrect highlighting in regexp isearch.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Alan Mackenzie <acm <at> muc.de>
Cc: 43702 <at> debbugs.gnu.org
Subject: bug#43702: Emacs master: Incorrect highlighting in regexp isearch.
Date: Tue, 29 Sep 2020 19:07:50 +0300

> Date: Tue, 29 Sep 2020 15:33:55 +0000
> Cc: 43702 <at> debbugs.gnu.org, acm <at> muc.de
> From: Alan Mackenzie <acm <at> muc.de>
> 
> > How many colors do you have on the terminal where you see the problem?
> 
> 16.  The problem was that the submatch highlight was light magenta on
> dark magenta, which I just didn't see.  Maybe the colours used for
> isearch-group-1 on a 16 colour terminal are suboptimal.  They certainly
> don't work well on my Linux virtual tty.

I think on low-color-number TTYs the colors for all the subgroups
should be identical, thus effectively disabling the feature.  We don't
have enough colors to show the differences on such terminals.

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