--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/duplAttributes/TestDupSignatureAttr.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,63 @@
+/*
+ * 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
+ * @bug 8176147
+ * @summary Throw ClassFormatError exception for multiple Signature attributes
+ * @compile DupSignatureAttrs.jcod
+ * @run main TestDupSignatureAttr
+ */
+
+public class TestDupSignatureAttr {
+    public static void main(String args[]) throws Throwable {
+
+        System.out.println("Regression test for bug 8176147");
+
+        String[] badClasses = new String[] {
+            "DupClassSigAttrs",
+            "DupMthSigAttrs",
+            "DupFldSigAttrs",
+        };
+        String[] messages = new String[] {
+            "Multiple Signature attributes in class file",
+            "Multiple Signature attributes for method",
+            "Multiple Signature attributes for field",
+        };
+
+        for (int x = 0; x < badClasses.length; x++) {
+            try {
+                Class newClass = Class.forName(badClasses[x]);
+                throw new RuntimeException("Expected ClassFormatError exception not thrown");
+            } catch (java.lang.ClassFormatError e) {
+                if (!e.getMessage().contains(messages[x])) {
+                    throw new RuntimeException("Wrong ClassFormatError exception thrown: " +
+                                               e.getMessage());
+                }
+            }
+        }
+
+        // Multiple Signature attributes but no duplicates.
+        Class newClass = Class.forName("OkaySigAttrs");
+    }
+}