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.

|<+0#4040ff13#ffffff0@2| +0#0000000&@2|i+0&#ffd7ff255|n|s|e|r|t| |b|e|l|o|w| |2| +0&#ffffff0@39
>"| |l|i|n|e| |1|0| @50
|~+0#4040ff13&| @58
|~| @58
|~| @58
|~| @58
|~| @58
| +0#0000000&@41|1|0|,|1| @9|B|o|t|