patch 8.2.4739: accessing freed memory after WinScrolled autocmd event Commit: https://github.com/vim/vim/commit/d58862d18f091d3c14fa3647e724ef7eea1ecefa Author: zeertzjq <zeertzjq@outlook.com> Date: Tue Apr 12 11:32:48 2022 +0100 patch 8.2.4739: accessing freed memory after WinScrolled autocmd event Problem: Accessing freed memory after WinScrolled autocmd event. Solution: Check the window pointer is still valid. (closes https://github.com/vim/vim/issues/10156) Remove the argument from may_trigger_winscrolled().