--- /dev/null	2017-01-26 15:51:40.882659453 -0500
+++ new/test/runtime/modules/AccessCheckOpen.java	2017-03-23 14:05:51.990149585 -0400
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2017, 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
+ * @modules java.base/jdk.internal.misc
+ * @library /test/lib ..
+ * @compile p2/c2.java
+ * @compile p1/c1.java
+ * @build sun.hotspot.WhiteBox
+ * @compile/module=java.base java/lang/reflect/ModuleHelper.java
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI AccessCheckOpen
+ */
+
+import java.lang.reflect.Module;
+import static jdk.test.lib.Asserts.*;
+
+public class AccessCheckOpen {
+
+    // Test that if module1 can read module2 and module2 is open, then
+    // p1.c1 can read p2.c2
+    public static void main(String args[]) throws Throwable {
+        Object m1, m2;
+
+        // Get the java.lang.reflect.Module object for module java.base
+        Class jlObject = Class.forName("java.lang.Object");
+        Object jlObject_jlrM = jlObject.getModule();
+        assertNotNull(jlObject_jlrM, "jlrModule object of java.lang.Object should not be null");
+
+        // Get the class loader for AccessCheckOpen, which is also used to
+        // load classes p1.c1 and p2.c2
+        ClassLoader this_cldr = AccessCheckOpen.class.getClassLoader();
+
+        // Define a module for p1
+        m1 = ModuleHelper.ModuleObject("module1", this_cldr, new String[] { "p1" });
+        assertNotNull(m1, "Module should not be null");
+        ModuleHelper.DefineModule(m1, false, "9.0", "m1/here", new String[] { "p1" });
+        ModuleHelper.AddReadsModule(m1, jlObject_jlrM);
+
+        // Define a module for p2
+        m2 = ModuleHelper.ModuleObject("module2", this_cldr, new String[] { "p2" });
+        assertNotNull(m2, "Module should not be null");
+        ModuleHelper.DefineModule(m2, true, "9.0", "m2/there", new String[] { "p2" });
+        ModuleHelper.AddReadsModule(m2, jlObject_jlrM);
+
+        // Make package p1 in m1 visible to everyone so this test can run it
+        ModuleHelper.AddModuleExportsToAll(m1, "p1");
+
+        // Let m1 read m2
+        ModuleHelper.AddReadsModule(m1, m2);
+
+        // p1.c1's ctor calls a method in p2.c2, and m2 is open.
+        // So should not get IllegalAccessError
+        Class p1_c1_class = Class.forName("p1.c1");
+        try {
+            p1_c1_class.newInstance();
+        } catch (IllegalAccessError f) {
+            System.out.println(f.getMessage());
+        }
+    }
+}
+