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/*
* Copyright (c) 2023, Red Hat, Inc. 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 8319372
* @summary CastII because of condition guarding it becomes top
* @requires vm.compiler2.enabled
* @run main/othervm -Xcomp -XX:CompileOnly=TestTopCastIIOnUndetectedDeadPath::test -XX:CompileCommand=quiet -XX:-TieredCompilation
* -XX:+UnlockDiagnosticVMOptions -XX:StressSeed=426264791 -XX:+StressIGVN TestTopCastIIOnUndetectedDeadPath
* @run main/othervm -Xcomp -XX:CompileOnly=TestTopCastIIOnUndetectedDeadPath::test -XX:CompileCommand=quiet -XX:-TieredCompilation
* -XX:+UnlockDiagnosticVMOptions -XX:+StressIGVN TestTopCastIIOnUndetectedDeadPath
*/
public class TestTopCastIIOnUndetectedDeadPath {
static class X {
static void m(int[] a) {
}
}
static int array[] = new int[10];
static void test(int val) {
for (int i = 1; i < 10; ++i) {
for (int j = i; j < 10; ++j) {
if (i == 0 && j != 0) {
X.m(array);
}
array[j - 1] = val;
}
}
}
public static void main(String[] arg) {
test(42);
}
}
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