73 lines
2.2 KiB
Java
73 lines
2.2 KiB
Java
/*
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* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 7024475
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* @summary loop doesn't terminate when compiled
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*
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* @run main compiler.c2.Test7024475
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*/
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package compiler.c2;
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public class Test7024475 {
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static int i;
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static int x1;
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static int[] bucket_B;
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static void test(Test7024475 test, int i, int c0, int j, int c1) {
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for (;;) {
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if (c1 > c0) {
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if (c0 > 253) {
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throw new InternalError("c0 = " + c0);
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}
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int index = c0 * 256 + c1;
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if (index == -1) return;
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i = bucket_B[index];
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if (1 < j - i && test != null)
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x1 = 0;
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j = i;
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c1--;
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} else {
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c0--;
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if (j <= 0)
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break;
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c1 = 255;
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}
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}
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}
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public static void main(String args[]) {
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Test7024475 t = new Test7024475();
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bucket_B = new int[256*256];
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for (int i = 1; i < 256*256; i++) {
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bucket_B[i] = 1;
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}
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for (int n = 0; n < 100000; n++) {
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test(t, 2, 85, 1, 134);
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}
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}
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}
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