--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/7024475/Test7024475.java Sun Mar 27 00:00:14 2011 -0700
@@ -0,0 +1,71 @@
+/*
+ * 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 7024475
+ * @summary loop doesn't terminate when compiled
+ *
+ * @run main Test7024475
+ */
+
+public class Test7024475 {
+
+ static int i;
+ static int x1;
+ static int[] bucket_B;
+
+ static void test(Test7024475 test, int i, int c0, int j, int c1) {
+ for (;;) {
+ if (c1 > c0) {
+ if (c0 > 253) {
+ throw new InternalError("c0 = " + c0);
+ }
+ int index = c0 * 256 + c1;
+ if (index == -1) return;
+ i = bucket_B[index];
+ if (1 < j - i && test != null)
+ x1 = 0;
+ j = i;
+ c1--;
+ } else {
+ c0--;
+ if (j <= 0)
+ break;
+ c1 = 255;
+ }
+ }
+ }
+
+ public static void main(String args[]) {
+ Test7024475 t = new Test7024475();
+ bucket_B = new int[256*256];
+ for (int i = 1; i < 256*256; i++) {
+ bucket_B[i] = 1;
+ }
+ for (int n = 0; n < 100000; n++) {
+ test(t, 2, 85, 1, 134);
+ }
+ }
+}