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Java example source code file (Test7110586.java)

This example Java source code file (Test7110586.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

test7110586

The Test7110586.java Java example source code

/*
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 *
 */

/**
 * @test
 * @bug 7110586
 * @summary C2 generates icorrect results
 *
 * @run main/othervm -Xbatch Test7110586
 */

public class Test7110586 {
  static int test1() {
    int i = 0;
    for ( ; i < 11; i+=1) {}
    return i;
  }
  static int test2() {
    int i = 0;
    for ( ; i < 11; i+=2) {}
    return i;
  }
  static int test3() {
    int i = 0;
    for ( ; i < 11; i+=3) {}
    return i;
  }
  static int test11() {
    int i = 0;
    for ( ; i < 11; i+=11) {}
    return i;
  }

  static int testm1() {
    int i = 0;
    for ( ; i > -11; i-=1) {}
    return i;
  }
  static int testm2() {
    int i = 0;
    for ( ; i > -11; i-=2) {}
    return i;
  }
  static int testm3() {
    int i = 0;
    for ( ; i > -11; i-=3) {}
    return i;
  }
  static int testm11() {
    int i = 0;
    for ( ; i > -11; i-=11) {}
    return i;
  }

  public static void main(String args[]) {
    int x1  = 0;
    int x2  = 0;
    int x3  = 0;
    int x11 = 0;
    int m1  = 0;
    int m2  = 0;
    int m3  = 0;
    int m11 = 0;
    for (int i=0; i<10000; i++) {
      x1  = test1();
      x2  = test2();
      x3  = test3();
      x11 = test11();
      m1  = testm1();
      m2  = testm2();
      m3  = testm3();
      m11 = testm11();
    }
    boolean failed = false;
    if (x1 != 11) {
      System.out.println("ERROR (incr = +1): " + x1 + " != 11");
      failed = true;
    }
    if (x2 != 12) {
      System.out.println("ERROR (incr = +2): " + x2 + " != 12");
      failed = true;
    }
    if (x3 != 12) {
      System.out.println("ERROR (incr = +3): " + x3 + " != 12");
      failed = true;
    }
    if (x11 != 11) {
      System.out.println("ERROR (incr = +11): " + x11 + " != 11");
      failed = true;
    }
    if (m1 != -11) {
      System.out.println("ERROR (incr = -1): " + m1 + " != -11");
      failed = true;
    }
    if (m2 != -12) {
      System.out.println("ERROR (incr = -2): " + m2 + " != -12");
      failed = true;
    }
    if (m3 != -12) {
      System.out.println("ERROR (incr = -3): " + m3 + " != -12");
      failed = true;
    }
    if (m11 != -11) {
      System.out.println("ERROR (incr = -11): " + m11 + " != -11");
      failed = true;
    }
    if (failed) {
      System.exit(97);
    }
  }
}

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