patch 8.2.5028: syntax regexp matching can be slow Commit: https://github.com/vim/vim/commit/02e8d4e4ffcdd6ee919e19692d591da8e18a565d Author: Bram Moolenaar <Bram@vim.org> Date: Fri May 27 15:35:28 2022 +0100 patch 8.2.5028: syntax regexp matching can be slow Problem: Syntax regexp matching can be slow. Solution: Adjust the counters for checking the timeout to check about once per msec. (closes #10487, closes #2712)