patch 8.2.4646: using buffer line after it has been freed Commit: https://github.com/vim/vim/commit/b55986c52d4cd88a22d0b0b0e8a79547ba13e1d5 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Mar 29 13:24:58 2022 +0100 patch 8.2.4646: using buffer line after it has been freed Problem: Using buffer line after it has been freed in old regexp engine. Solution: After getting mark get the line again.