1 /* 2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.jtt.bytecode; 24 25 import org.junit.Test; 26 27 import org.graalvm.compiler.jtt.JTTTest; 28 29 /* 30 */ 31 public class BC_checkcast02 extends JTTTest { 32 33 private static class TestClass { 34 } 35 36 static Object[] o1 = {new Object()}; 37 static String[] o2 = {""}; 38 static TestClass[] o3 = {new TestClass()}; 39 40 public static int test(int arg) { 41 Object obj = null; 42 if (arg == 0) { 43 obj = o1; 44 } 45 if (arg == 1) { 46 obj = o2; 47 } 48 if (arg == 2) { 49 obj = o3; 50 } 51 Object[] r = (Object[]) obj; 52 return r == null ? -1 : -1; 53 } 54 55 @Test 56 public void run0() throws Throwable { 57 runTest("test", 0); 58 } 59 60 @Test 61 public void run1() throws Throwable { 62 runTest("test", 1); 63 } 64 65 @Test 66 public void run2() throws Throwable { 67 runTest("test", 2); 68 } 69 70 @Test 71 public void run3() throws Throwable { 72 runTest("test", 3); 73 } 74 75 }