jdk-24/test/hotspot/jtreg/compiler/rangechecks/TestLimitControlWhenNoRCEliminated.java

62 lines
1.8 KiB
Java

/*
* Copyright (c) 2024, 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 8341407
* @summary C2: assert(main_limit == cl->limit() || get_ctrl(main_limit) == new_limit_ctrl) failed: wrong control for added limit
*
* @run main/othervm -XX:CompileCommand=compileonly,TestLimitControlWhenNoRCEliminated::* -Xcomp TestLimitControlWhenNoRCEliminated
*
*/
public class TestLimitControlWhenNoRCEliminated {
static long[] lArr;
static int iFld;
public static void main(String[] strArr) {
try {
test();
} catch (NullPointerException npe) {}
}
static void test() {
int x = iFld;
int i = 1;
do {
lArr[i - 1] = 9;
x += 1;
iFld += x;
if (x != 0) {
A.foo();
}
} while (++i < 23);
}
}
class A {
static void foo() {
}
}