8015348: RegExp("[") results in StackOverflowError
authorhannesw
Mon, 27 May 2013 12:26:39 +0200
changeset 17773 d143427d1d4d
parent 17772 9acc52342786
child 17775 6017347a0620
8015348: RegExp("[") results in StackOverflowError Reviewed-by: sundar, attila
nashorn/src/jdk/nashorn/internal/runtime/regexp/RegExpScanner.java
nashorn/test/script/basic/JDK-8015348.js
nashorn/test/script/basic/JDK-8015348.js.EXPECTED
--- a/nashorn/src/jdk/nashorn/internal/runtime/regexp/RegExpScanner.java	Fri May 24 23:27:52 2013 +0530
+++ b/nashorn/src/jdk/nashorn/internal/runtime/regexp/RegExpScanner.java	Mon May 27 12:26:39 2013 +0200
@@ -868,6 +868,9 @@
      *      \ ClassEscape
      */
     private boolean classAtomNoDash() {
+        if (atEOF()) {
+            return false;
+        }
         final int startIn  = position;
         final int startOut = sb.length();
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/basic/JDK-8015348.js	Mon May 27 12:26:39 2013 +0200
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2010, 2013, 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.
+ */
+
+/**
+ * JDK-8015348: RegExp("[") results in StackOverflowError
+ *
+ * @test
+ * @run
+ */
+
+try {
+    new RegExp('[');
+} catch (error) {
+    print(error.name);
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nashorn/test/script/basic/JDK-8015348.js.EXPECTED	Mon May 27 12:26:39 2013 +0200
@@ -0,0 +1,1 @@
+SyntaxError