/* * Copyright (c) 2021, Alibaba Group Holding Limited. 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 8271203 * @summary C2: assert(iff->Opcode() == Op_If || iff->Opcode() == Op_CountedLoopEnd || iff->Opcode() == Op_RangeCheck) failed: Check this code when new subtype is added * @run main/othervm -Xbatch -XX:-TieredCompilation -XX:CompileOnly=compiler.c2.LongCountedLoopAsUnswitchIff::test compiler.c2.LongCountedLoopAsUnswitchIff */ package compiler.c2; public class LongCountedLoopAsUnswitchIff { static int iArrFld[] = new int[400]; public static void main(String[] strArr) { for (int i = 0; i < 10; i++) { test(); } } static void test() { int i = 56, i2 = 22257; do { do { int i24 = 1; while (++i24 < 2) { } for (long l1 = i; l1 < 2; ++l1) { iArrFld[0] += 5; } } while ((i2 -= 2) > 0); for (long l3 = 8; l3 < 194; ++l3) { } } while (--i > 0); } }