patch 8.1.1739: deleted match highlighting not updated in other window commit https://github.com/vim/vim/commit/06029a857a3d4d90b3162090506c1e00dc84c60b Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 24 14:25:26 2019 +0200 patch 8.1.1739: deleted match highlighting not updated in other window Problem: Deleted match highlighting not updated in other window. Solution: Mark the window for refresh. (closes https://github.com/vim/vim/issues/4720) Also fix that ambi-width check clears with wrong attributes.

--- a/src/highlight.c
+++ b/src/highlight.c
@@ -3912,7 +3912,7 @@ match_delete(win_T *wp, int id, int perr
 	rtype = VALID;
     }
     vim_free(cur);
-    redraw_later(rtype);
+    redraw_win_later(wp, rtype);
     return 0;
 }