81 lines
2.8 KiB
Java
81 lines
2.8 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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/*
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* @test
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* @bug 8033626
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* @summary assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
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* @library /testlibrary
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* @run main/othervm -XX:-TieredCompilation -Xbatch -XX:CompileOnly=TestObjectClone::f TestObjectClone
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*/
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import com.oracle.java.testlibrary.Asserts;
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public class TestObjectClone implements Cloneable {
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static class A extends TestObjectClone {}
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static class B extends TestObjectClone {
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public B clone() {
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return (B)TestObjectClone.b;
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}
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}
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static class C extends TestObjectClone {
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public C clone() {
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return (C)TestObjectClone.c;
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}
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}
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static class D extends TestObjectClone {
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public D clone() {
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return (D)TestObjectClone.d;
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}
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}
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static TestObjectClone a = new A(), b = new B(), c = new C(), d = new D();
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public static Object f(TestObjectClone o) throws CloneNotSupportedException {
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// Polymorphic call site: >90% Object::clone / <10% other methods
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return o.clone();
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}
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public static void main(String[] args) throws Exception {
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TestObjectClone[] params1 = {a, a, a, a, a, a, a, a, a, a, a,
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a, a, a, a, a, a, a, a, a, a, a,
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a, a, a, a, a, a, a, a, a, a, a,
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b, c, d};
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for (int i = 0; i < 15000; i++) {
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f(params1[i % params1.length]);
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}
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Asserts.assertTrue(f(a) != a);
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Asserts.assertTrue(f(b) == b);
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Asserts.assertTrue(f(c) == c);
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Asserts.assertTrue(f(d) == d);
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try {
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f(null);
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throw new AssertionError("");
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} catch (NullPointerException e) { /* expected */ }
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System.out.println("TEST PASSED");
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}
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}
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