/* * Copyright (c) 2024, 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 8343137 * @requires vm.debug == true & vm.compiler2.enabled * @summary Test that set_ctrl() is properly set for true constant when folding useless Template Assertion Predicate. * @run main/othervm -Xcomp -XX:+VerifyLoopOptimizations * -XX:CompileCommand=compileonly,compiler.predicates.assertion.TestMissingSetCtrlForTrueConstant::test * compiler.predicates.assertion.TestMissingSetCtrlForTrueConstant */ package compiler.predicates.assertion; public class TestMissingSetCtrlForTrueConstant { static long iFld; static int[] iArrFld = new int[100]; static double[] dArrFld = new double[100]; public static void main(String[] strArr) { test(); } static void test() { long l = 34; for (int i = 78; i > 8; --i) { switch (i) { case 24: l += iFld - 34; case 25: iFld = iArrFld[i] += i; } dArrFld[i + 1] += i; } } }