address issue with virtual function dispatch (fixes #159)
diff --git a/example/issues.ref b/example/issues.ref
index 4e02121..55cbdda 100644
--- a/example/issues.ref
+++ b/example/issues.ref
@@ -1,2 +1,4 @@
 const char *
 c
+Failed as expected: Tried to call pure virtual function "dispatch"
+Yay..