diff --git a/src/testdir/test_eval_stuff.vim b/src/testdir/test_eval_stuff.vim
index 52e8df9..95f5b24 100644
--- a/src/testdir/test_eval_stuff.vim
+++ b/src/testdir/test_eval_stuff.vim
@@ -68,6 +68,11 @@
   call assert_fails("for x in 99", 'E714:')
   call assert_fails("for x in 'asdf'", 'E714:')
   call assert_fails("for x in {'a': 9}", 'E714:')
+
+  if 0
+    /1/5/2/s/\n
+  endif
+  redraw
 endfunc
 
 func Test_readfile_binary()