patch 9.0.0598: using negative array index with negative width window Commit: https://github.com/vim/vim/commit/8279af514ca7e5fd3c31cf13b0864163d1a0bfeb Author: Bram Moolenaar <Bram@vim.org> Date: Mon Sep 26 23:08:22 2022 +0100 patch 9.0.0598: using negative array index with negative width window Problem: Using negative array index with negative width window. Solution: Make sure the window width does not become negative.

|1+0&#ffff4012|2|3| +0&#ffffff0@4|x| @65
|1+0&#ffff4012|2|3|4|5|6|7| +0&#ffffff0>x| @65
|1+0&#ffff4012|2|3|4|5|6|7|8| +0&#ffffff0@7|x| @57
|1+0&#ffff4012|2|3|4|5|6|7|8|9| +0&#ffffff0@6|x| @57
@8|A+0&#ffff4012|B|C|x+0&#ffffff0| @62
@8|x|A+0&#ffff4012|B|C| +0&#ffffff0@62
|~+0#4040ff13&| @73
| +0#0000000&@56|2|,|2|-|9| @8|A|l@1|