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.

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> @74
|t|r|y| @71
|X+3&&|q|u|i|c|k|f|i|x|F|a|i|l|s| |[|+|]| @38|2|,|0|-|1| @9|T|o|p
| +0&&@74
|t|r|y| @71
@2|a|n|y|t|h|i|n|g| @64
|X+1&&|q|u|i|c|k|f|i|x|F|a|i|l|s| |[|+|]| @38|2|,|0|-|1| @9|5|0|%
| +0&&@74
|~+0#4040ff13&| @73
|~| @73
|[+1#0000000&|N|o| |N|a|m|e|]| @47|0|,|0|-|1| @9|A|l@1
| +0&&@74