diff --git a/src/testdir/test_excmd.vim b/src/testdir/test_excmd.vim
index 3637351..47fc267 100644
--- a/src/testdir/test_excmd.vim
+++ b/src/testdir/test_excmd.vim
@@ -724,5 +724,9 @@
   bwipe!
 endfunc
 
+" catch address lines overflow
+func Test_ex_address_range_overflow()
+  call assert_fails(':--+foobar', 'E492:')
+endfunc
 
 " vim: shiftwidth=2 sts=2 expandtab