| /* |
| * Copyright (c) 2016, 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 8166836 |
| * @summary Elimination of clone's ArrayCopyNode may make compilation fail silently |
| * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestEliminatedCloneBadMemEdge::not_inlined TestEliminatedCloneBadMemEdge |
| * |
| */ |
| |
| public class TestEliminatedCloneBadMemEdge implements Cloneable { |
| |
| int f1; |
| int f2; |
| int f3; |
| int f4; |
| int f5; |
| int f6; |
| int f7; |
| int f8; |
| int f9; |
| |
| static void not_inlined() {} |
| |
| static void test(TestEliminatedCloneBadMemEdge o1) throws CloneNotSupportedException { |
| TestEliminatedCloneBadMemEdge o2 = (TestEliminatedCloneBadMemEdge)o1.clone(); |
| not_inlined(); |
| o2.f1 = 0x42; |
| } |
| |
| static public void main(String[] args) throws CloneNotSupportedException { |
| TestEliminatedCloneBadMemEdge o1 = new TestEliminatedCloneBadMemEdge(); |
| for (int i = 0; i < 20000; i++) { |
| test(o1); |
| } |
| } |
| } |