patch 8.2.2803: flicker when the popup menu has an info popup Commit: https://github.com/vim/vim/commit/e0c03c8e107f109eadab145e18544d8e74a6976e Author: Bram Moolenaar <Bram@vim.org> Date: Fri Apr 23 21:01:34 2021 +0200 patch 8.2.2803: flicker when the popup menu has an info popup Problem: Flicker when the popup menu has an info popup. Solution: Avoid drawing over the popup when it's going to be redrawn in the same position. (closes #8131) Also avoid redrawing the scrollbar.

--- a/src/globals.h
+++ b/src/globals.h
@@ -741,6 +741,10 @@ EXTERN int	popup_visible INIT(= FALSE);
 EXTERN int	text_prop_frozen INIT(= 0);
 #endif
 
+// When set the popup menu will redraw soon using the pum_win_ values. Do not
+// draw over the poup menu area to avoid flicker.
+EXTERN int	pum_will_redraw INIT(= FALSE);
+
 /*
  * The window layout is kept in a tree of frames.  topframe points to the top
  * of the tree.