diff --git a/src/testdir/test61.ok b/src/testdir/test61.ok
new file mode 100644
index 0000000..0a22457
--- /dev/null
+++ b/src/testdir/test61.ok
@@ -0,0 +1,22 @@
+456789
+3456789
+23456789
+123456789
+123456789
+1111 -----
+123456
+1234567
+12345678
+123456789
+456789
+3456789
+23456789
+123456789
+123456789
+123456
+2222 -----
+123456abc
+123456
+123456789
+123456
+123456abc