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&#ffffff0| |l|i|n|e| |7| @51
|i+0&#ffd7ff255|n|s|e|r|t| |b|e|l|o|w| +0&#ffffff0@47
|"| |l|i|n|e| |8| @51
>"| |l|i|n|e| |9| @51
|i+0&#ffd7ff255|n|s|e|r|t| |b|e|l|o|w| |1| +0&#ffffff0@45
|i+0&#ffd7ff255|n|s|e|r|t| |b|e|l|o|w| |2| +0&#ffffff0@45
|"| |l|i|n|e| |1|0| @50
@42|9|,|1| @10|B|o|t|