Add a test for an obsolete issue

compiler/testData/loadJava/compiledJava/InnerOfGeneric.java

@@ -0,0 +1,23 @@
+package test;
+
+import java.util.Iterator;
+
+public class InnerOfGeneric {
+    public interface S<E> {
+       Iterator<E> iterator();
+    }
+
+    public abstract class A<K> {
+        public abstract class Inner implements S<K> {
+        }
+    }
+
+    public class B<L> extends A<L> {
+        public class SubInner extends Inner {
+            @Override
+            public Iterator<L> iterator() {
+                throw new RuntimeException();
+            }
+        }
+    }
+}