47bbcac667
Make sure default methods with the same names as those in j.l.Object get put in the default methods table where resolution can find them. Reviewed-by: acorn, lfoltan
146 lines
4.5 KiB
Plaintext
146 lines
4.5 KiB
Plaintext
/*
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* Copyright (c) 2017, 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 8154587
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* @summary Check that a default method named clone() does not get masked by
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* java.lang.Object.clone() during resolution.
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* @compile DefaultClone.jasm
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* @run main DefaultClone
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*/
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// The below .jasm code implements the following java code:
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//
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// public class DefaultClone {
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//
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// interface I1 {
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// default Object clone() {
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// return "In I1's clone()";
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// }
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// }
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//
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//
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// interface I2 extends I1 { }
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//
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//
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// static class C implements I2 {
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// public Object clone() {
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// return "In C's clone()";
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// }
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// }
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//
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//
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// static Object test(I2 i) { return i.clone(); }
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//
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// public static void main(String[] args) {
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// String s = (String)test(new C());
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// if (!s.equals("In C's clone()")) {
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// throw new RuntimeException("Wrong clone() called");
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// }
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// }
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// }
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interface DefaultClone$I1 version 53:0 {
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public Method clone:"()Ljava/lang/Object;" stack 1 locals 1 {
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ldc String "In I1\'s clone()";
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areturn;
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}
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static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
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} // end Class DefaultClone$I1
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interface DefaultClone$I2 implements DefaultClone$I1 version 53:0 {
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static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
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static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
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} // end Class DefaultClone$I2
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super class DefaultClone$C implements DefaultClone$I2 version 53:0 {
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Method "<init>":"()V" stack 1 locals 1 {
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aload_0;
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invokespecial Method java/lang/Object."<init>":"()V";
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return;
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}
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public Method clone:"()Ljava/lang/Object;" stack 1 locals 1 {
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ldc String "In C\'s clone()";
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areturn;
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}
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static InnerClass C=class DefaultClone$C of class DefaultClone;
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static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
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} // end Class DefaultClone$C
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super public class DefaultClone version 53:0 {
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public Method "<init>":"()V" stack 1 locals 1 {
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aload_0;
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invokespecial Method java/lang/Object."<init>":"()V";
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return;
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}
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static Method test:"(LDefaultClone$I2;)Ljava/lang/Object;" stack 1 locals 1 {
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aload_0;
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invokeinterface InterfaceMethod DefaultClone$I2.clone:"()Ljava/lang/Object;", 1;
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areturn;
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}
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public static Method main:"([Ljava/lang/String;)V" stack 3 locals 2 {
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new class DefaultClone$C;
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dup;
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invokespecial Method DefaultClone$C."<init>":"()V";
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invokestatic Method test:"(LDefaultClone$I2;)Ljava/lang/Object;";
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checkcast class java/lang/String;
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astore_1;
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aload_1;
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ldc String "In C\'s clone()";
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invokevirtual Method java/lang/String.equals:"(Ljava/lang/Object;)Z";
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ifne L33;
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new class java/lang/RuntimeException;
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dup;
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ldc String "Wrong clone() called";
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invokespecial Method java/lang/RuntimeException."<init>":"(Ljava/lang/String;)V";
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athrow;
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L33: stack_frame_type append;
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locals_map class java/lang/String;
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return;
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}
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static InnerClass C=class DefaultClone$C of class DefaultClone;
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static abstract interface InnerClass I2=class DefaultClone$I2 of class DefaultClone;
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static abstract interface InnerClass I1=class DefaultClone$I1 of class DefaultClone;
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} // end Class DefaultClone
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