test/compiler/7046096/Test7046096.java

/*
 * Copyright (c) 2011, 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.
 *
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 */

/**
 * @test
 * @bug 7046096
 * @summary SEGV IN C2 WITH 6U25
 *
 * @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:+OptimizeStringConcat Test7046096
 */


public class Test7046096 {

  static int first = 1;

  String add(String str) {
    if (first != 0) {
      return str + "789";
    } else {
      return "null";
    }
  }

  String test(String str) {
    for (int i=0; i < first; i++) {
      if (i > 1)
        return "bad";
    }
    return add(str+"456");
  }

  public static void main(String [] args) {
    Test7046096 t = new Test7046096();
    for (int i = 0; i < 11000; i++) {
      String str = t.test("123");
      if (!str.equals("123456789")) {
        System.out.println("FAILED: " + str + " != \"123456789\"");
        System.exit(97);
      }
    }
  }
}