/* * 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 id=Xcomp * @bug 8333252 * @summary Test that no Template Assertion Predicate is created in Loop Prediction for one iteration loop. * @run main/othervm -Xcomp -XX:CompileCommand=compileonly,*TestTemplateWithoutOpaqueLoopNodes::test * compiler.predicates.assertion.TestTemplateWithoutOpaqueLoopNodes */ /* * @test id=Xbatch * @bug 8333252 * @summary Test that no Template Assertion Predicate is created in Loop Prediction for one iteration loop. * @run main/othervm -Xbatch -XX:CompileCommand=compileonly,*TestTemplateWithoutOpaqueLoopNodes::test * compiler.predicates.assertion.TestTemplateWithoutOpaqueLoopNodes */ package compiler.predicates.assertion; public class TestTemplateWithoutOpaqueLoopNodes { static long lFld; static long lArr[] = new long[10]; public static void main(String[] args) { for (int i = 0; i < 10; i++) { test(); } } static void test() { int i16 = 1, i17, i19, i20 = 1, i22; for (i17 = 6; i17 < 7; i17++) { switch ((i16 >> 1) + 38) { case 38: for (i19 = 1; i19 < 200000; i19++) { } case 1: for (i22 = 1; i22 < 2; i22 += 2) { lArr[i22] = i20; } break; case 4: lFld = 42; } } } }