--- /dev/null	2016-10-27 11:10:31.678286193 -0400
+++ new/test/runtime/classFileParserBug/FakeMethodAcc.java	2016-11-17 10:33:38.290033101 -0500
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+
+/*
+ * @test
+ * @bug 8166304
+ * @summary Skipping access check for classes generated by core reflection
+ * @compile fakeMethodAccessor.jasm
+ * @run main FakeMethodAcc
+ */
+
+/*
+ * Test that trying to create a sub-type of a 'magic' jdk.internal.reflect
+ * class should fail with an IllegalAccessError exception.
+*/
+public class FakeMethodAcc {
+    public static void main(String args[]) throws Throwable {
+
+        System.out.println("Regression test for bug 8166304");
+        try {
+            Class newClass = Class.forName("fakeMethodAccessor");
+            throw new RuntimeException(
+                "Missing expected IllegalAccessError exception");
+        } catch (java.lang.IllegalAccessError e) {
+        }
+    }
+}