| /* |
| * 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 6931567 |
| * @summary JIT Error (on class file compiled with eclipse) on JVM x64 (but not on x32!). |
| * |
| * @run main compiler.c2.Test6931567 |
| */ |
| |
| package compiler.c2; |
| |
| // Should be compiled with javac from JDK1.3 to get bytecode which shows the problem. |
| public class Test6931567 { |
| |
| public static void main(final String[] args) { |
| booleanInvert(Integer.MAX_VALUE); |
| booleanInvert(Integer.MAX_VALUE - 1); |
| } |
| |
| private static void booleanInvert(final int max) { |
| boolean test1 = false; |
| boolean test2 = false; |
| |
| for (int i = 0; i < max; i++) { |
| test1 = !test1; |
| } |
| |
| for (int i = 0; i < max; i++) { |
| test2 ^= true; |
| } |
| |
| if (test1 != test2) { |
| System.out.println("ERROR: Boolean invert\n\ttest1=" + test1 |
| + "\n\ttest2=" + test2); |
| System.exit(97); |
| } else { |
| System.out.println("Passed!"); |
| } |
| } |
| } |
| |