Re: lib/56926: curses: vi screen corrupted with UTF-8 multicolumn characters

[RVP <rvp%SDF.ORG@localhost>]

The following reply was made to PR lib/56926; it has been noted by GNATS.

From: RVP <rvp%SDF.ORG@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: lib/56926: curses: vi screen corrupted with UTF-8 multicolumn
 characters
Date: Mon, 3 Oct 2022 21:47:41 +0000 (UTC)

 On Fri, 15 Jul 2022, rokuyama.rk%gmail.com@localhost wrote:
 
 > As a recent regression, vi(1) screen gets corrupted for files
 > including UTF-8 multicolumn characters.
 >
 > For example, edit this file with LC_CTYPE=ja_JP.UTF-8:
 >
 > http://www.netbsd.org/~rin/curses_20220715/sample.txt
 >
 
 Not just a messy screen, vi dumps core:
 
 1. Edit sample.txt
 2. :set leftright
 3. Keep inserting text in-between Kanji chars. 
 4. core-dump after the screen is shifted once or twice.
 
 -RVP