1 /* 2 * Copyright (c) 2009, 2010, 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 24 /** 25 * @test 26 * @bug 6877254 27 * @summary Implement StoreCMNode::Ideal to promote its OopStore above the MergeMem 28 * 29 * @run main/othervm -Xcomp compiler.c2.Test6877254 30 */ 31 32 package compiler.c2; 33 34 public class Test6877254 { 35 static byte var_1; 36 static String var_2 = ""; 37 static byte var_3; 38 static float var_4 = 0; 39 main(String[] args)40 public static void main(String[] args) { 41 int i = 0; 42 43 for (String var_tmp = var_2; i < 11; var_1 = 0, i++) { 44 var_2 = var_2; 45 var_4 *= (var_4 *= (var_3 = 0)); 46 } 47 48 System.out.println("var_1 = " + var_1); 49 System.out.println("var_2 = " + var_2); 50 System.out.println("var_3 = " + var_3); 51 System.out.println("var_4 = " + var_4); 52 } 53 } 54