updated for version 7.0180
diff --git a/src/misc2.c b/src/misc2.c
index f5b13e7..fb873fb 100644
--- a/src/misc2.c
+++ b/src/misc2.c
@@ -1012,6 +1012,7 @@
     free_cd_dir();
     set_expr_line(NULL);
     diff_clear();
+    clear_sb_text();	      /* free any scrollback text */
 
     /* Free some global vars. */
     vim_free(username);