patch 9.0.1189: invalid memory access with folding and using "L" Commit: https://github.com/vim/vim/commit/232bdaaca98c34a99ffadf27bf6ee08be6cc8f6a Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 13 14:17:58 2023 +0000 patch 9.0.1189: invalid memory access with folding and using "L" Problem: Invalid memory access with folding and using "L". Solution: Prevent the cursor from moving to line zero.

|4+0&#ffffff0|6| @72
|4|7| @9|╔+0#0000001#ffd7ff255|═@9|╗| +0#0000000#ffffff0@50
|4|8| @9|║+0#0000001#ffd7ff255| |t|h|e| |t|e|x|t| |║| +0#0000000#ffffff0@50
|4|9| @9|╚+0#0000001#ffd7ff255|═@9|╝| +0#0000000#ffffff0@50
>t|e|x|t| |t+0&#5fd7ff255|o| |w|o|r|k| +0&#ffffff0|w|i|t|h| @57
|5|1| @72
|5|2| @72
|5|3| @72
|5|4| @72
@57|5|0|,|1| @9|4|9|%|