patch 9.0.1585: weird use of static variables for spell checking Commit: https://github.com/vim/vim/commit/30805a1aba0067cf0087f9a0e5c184562433e2e7 Author: Luuk van Baal <luukvbaal@gmail.com> Date: Sat May 27 22:22:10 2023 +0100 patch 9.0.1585: weird use of static variables for spell checking Problem: Weird use of static variables for spell checking. Solution: Move the variables to a structure and pass them from win_update() to win_line(). (Luuk van Baal, closes #12448)