patch 9.0.0318: clearing screen causes flicker
Problem: Clearing screen causes flicker.
Solution: Do not clear but redraw in more cases. Add () to "wait_return".
diff --git a/src/option.c b/src/option.c
index 3e1473f..9573351 100644
--- a/src/option.c
+++ b/src/option.c
@@ -2184,7 +2184,7 @@
// make sure all characters are printable
trans_characters(IObuff, IOSIZE);
- ++no_wait_return; // wait_return done later
+ ++no_wait_return; // wait_return() done later
emsg((char *)IObuff); // show error highlighted
--no_wait_return;