1 /* 2 * Copyright (c) 2015, 2015, 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.core.test; 24 25 import org.junit.Test; 26 27 /** 28 * Collection of tests for 29 * {@link org.graalvm.compiler.phases.common.DominatorConditionalEliminationPhase} including those 30 * that triggered bugs in this phase. 31 */ 32 public class ConditionalEliminationTest8 extends ConditionalEliminationTestBase { 33 34 private static double value; 35 36 @SuppressWarnings("all") 37 public static int test1Snippet(int a, Object b) { 38 double sum = 0; 39 if (!(b instanceof String)) { 40 return 42; 41 } 42 for (int j = 0; j < a; ++j) { 43 sum += value; 44 } 45 return ((String) b).length(); 46 } 47 48 @Test 49 public void test1() { 50 // One loop exit is skipped, because the condition dominates also the loop begin. 51 testProxies("test1Snippet", 0); 52 } 53 }