commit 4ea9160aee35cad007038d69d9cde257ae25864d
from: Omar Polo <op@omarpolo.com>
date: Thu Jul 01 14:03:04 2021 UTC

reset top_line/line_off too

commit - 2bfa414d2b6906e3d9bb44b26eaa402cc6b76f2e
commit + 4ea9160aee35cad007038d69d9cde257ae25864d
blob - ac846f1c32fe2821e46e2d77d8881622fedb2732
blob + 8d079bbb91085bdc30ce8a6e1e4d57c0026790db
--- wrap.c
+++ wrap.c
@@ -53,6 +53,8 @@ empty_vlist(struct buffer *buffer)
 {
 	struct vline *vl, *t;
 
+	buffer->top_line = NULL;
+	buffer->line_off = 0;
 	buffer->current_line = NULL;
 	buffer->line_max = 0;