Mercurial > hg > truffle
view graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/optimize/NCE_FlowSensitive05.java @ 18505:3356ea593672
Add missing null check in readConstantArrayElement
author | Andreas Woess <andreas.woess@jku.at> |
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date | Wed, 26 Nov 2014 00:53:50 +0100 |
parents | c6fcb4a36c6a |
children |
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/* * Copyright (c) 2009, 2012, 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 com.oracle.graal.jtt.optimize; import java.io.*; import org.junit.*; import com.oracle.graal.jtt.*; /* */ public class NCE_FlowSensitive05 extends JTTTest { private static PrintStream ps = new PrintStream(new ByteArrayOutputStream()); public static String test(Object arg) { // An artificial loop to trigger iterative NCE. while (arg != null) { ps.println(arg); } // The upcast must still include the null check. return (String) arg; } @Test public void run0() throws Throwable { runTest("test", (Object) null); } }