test for inner class of generic class inheriting another generic class

actually fixed in Idea in 4afdd61d8dcb846994166ed8f30a7515e9661d56. Thanks, Max!

compiler/testData/readJavaBinaryClass/InnerClassesInGeneric.java

@@ -0,0 +1,12 @@
+package test;
+
+interface Trait<P> {
+}
+
+class Outer<P, Q> {
+    class Inner {
+    }
+    
+    class Inner2 extends Inner implements Trait<P> {
+    }
+}