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 
  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 }