diff -r 000000000000 -r 9a66ca7c79fa test/tools/javac/miranda/T4666866.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/tools/javac/miranda/T4666866.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,10 @@
+/*
+ * @test  /nodynamiccopyright/
+ * @bug 4666866 4785453
+ * @summary REGRESSION: Generated error message unhelpful for missing methods
+ * @author gafter
+ *
+ * @compile/fail/ref=T4666866.out -XDstdout -XDdiags=%b:%l:%_%m T4666866.java
+ */
+
+class t implements Runnable {}