patch 8.2.1164: text cleared by checking terminal properties not redrawn Commit: https://github.com/vim/vim/commit/96916ac67ad9ed5d79ce87b099f9d01aa4c13745 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jul 8 23:09:28 2020 +0200 patch 8.2.1164: text cleared by checking terminal properties not redrawn Problem: Text cleared by checking terminal properties not redrawn. (Alexey Radkov) Solution: Mark the screen characters as invalid. (closes #6422)

--- a/src/screen.c
+++ b/src/screen.c
@@ -2982,6 +2982,16 @@ lineinvalid(unsigned off, int width)
 }
 
 /*
+ * To be called when characters were sent to the terminal directly, outputting
+ * test on "screen_lnum".
+ */
+    void
+line_was_clobbered(int screen_lnum)
+{
+    lineinvalid(LineOffset[screen_lnum], (int)Columns);
+}
+
+/*
  * Copy part of a Screenline for vertically split window "wp".
  */
     static void