--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/types/correctness/hierarchies/TypeHierarchy.java	Fri Apr 11 18:46:35 2014 +0400
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package hierarchies;
+
+/**
+ * Type hierarchy contains classes the type profiling and speculation are tested with
+ */
+public abstract class TypeHierarchy<M extends TypeHierarchy.I, N extends TypeHierarchy.I> {
+    // Magic numbers
+    public static final int ANSWER = 42;
+    public static final int TEMP = 451;
+    public static final int YEAR = 1984;
+
+    private final M m;
+    private final N n;
+    private final Class<M> classM;
+    private final Class<N> classN;
+
+    protected TypeHierarchy(M m, N n, Class<M> classM, Class<N> classN) {
+        this.m = m;
+        this.n = n;
+        this.classM = classM;
+        this.classN = classN;
+    }
+
+    public final M getM() {
+        return m;
+    }
+
+    public final N getN() {
+        return n;
+    }
+
+    public final Class<M> getClassM() {
+        return classM;
+    }
+
+    public final Class<N> getClassN() {
+        return classN;
+    }
+
+    public interface I {
+        int m();
+    }
+
+    public static class A implements I {
+        @Override
+        public int m() {
+            return TypeHierarchy.ANSWER;
+        }
+    }
+}