--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/tools/javac/InterfaceInInner.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,16 @@
+/*
+ * @test  /nodynamiccopyright/
+ * @bug 4063740 6969184
+ * @summary Interfaces may only be declared in top level classes.
+ * @author turnidge
+ *
+ * @compile/fail/ref=InterfaceInInner.out -XDrawDiagnostics InterfaceInInner.java
+ */
+class InterfaceInInner {
+    InterfaceInInner() {
+        class foo {
+            interface A {
+            }
+        }
+    }
+}