patch 8.2.0774: t_TI and t_TE are output when using 'visualbell' Commit: https://github.com/vim/vim/commit/26e86445bf06ab7e7587dfdf75f33f7c70632b46 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 17 14:06:16 2020 +0200 patch 8.2.0774: t_TI and t_TE are output when using 'visualbell' Problem: t_TI and t_TE are output when using 'visualbell'. (Dominique Pelle) Solution: Do not change the terminal mode for a short sleep. Do not output t_TI and t_TE when switching to/from TMODE_SLEEP. Make tmode an enum.

--- a/src/os_mswin.c
+++ b/src/os_mswin.c
@@ -553,7 +553,7 @@ vim_stat(const char *name, stat_T *stp)
 
 #if (defined(FEAT_GUI_MSWIN) && !defined(VIMDLL)) || defined(PROTO)
     void
-mch_settmode(int tmode UNUSED)
+mch_settmode(tmode_T tmode UNUSED)
 {
     // nothing to do
 }