1 /* 2 * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /* 26 * @test 27 * @bug 8033626 28 * @summary assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place 29 * @modules java.base/jdk.internal.misc 30 * @library /testlibrary 31 * 32 * @run main/othervm -XX:-TieredCompilation -Xbatch 33 * -XX:CompileCommand=compileonly,compiler.intrinsics.object.TestClone::f 34 * compiler.intrinsics.object.TestClone 35 */ 36 37 package compiler.intrinsics.object; 38 39 import jdk.test.lib.Asserts; 40 41 public class TestClone implements Cloneable { 42 static class A extends TestClone {} 43 static class B extends TestClone { 44 public B clone() { 45 return (B)TestClone.b; 46 } 47 } 48 static class C extends TestClone { 49 public C clone() { 50 return (C)TestClone.c; 51 } 52 } 53 static class D extends TestClone { 54 public D clone() { 55 return (D)TestClone.d; 56 } 57 } 58 static TestClone a = new A(), b = new B(), c = new C(), d = new D(); 59 60 public static Object f(TestClone o) throws CloneNotSupportedException { 61 // Polymorphic call site: >90% Object::clone / <10% other methods 62 return o.clone(); 63 } 64 65 public static void main(String[] args) throws Exception { 66 TestClone[] params1 = {a, a, a, a, a, a, a, a, a, a, a, 67 a, a, a, a, a, a, a, a, a, a, a, 68 a, a, a, a, a, a, a, a, a, a, a, 69 b, c, d}; 70 71 for (int i = 0; i < 15000; i++) { 72 f(params1[i % params1.length]); 73 } 74 75 Asserts.assertTrue(f(a) != a); 76 Asserts.assertTrue(f(b) == b); 77 Asserts.assertTrue(f(c) == c); 78 Asserts.assertTrue(f(d) == d); 79 80 try { 81 f(null); 82 throw new AssertionError(""); 83 } catch (NullPointerException e) { /* expected */ } 84 85 System.out.println("TEST PASSED"); 86 } 87 }