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
127 lines
3.8 KiB
Plaintext
127 lines
3.8 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 invokeinterface calls the right hashCode() method when
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* there is both a local method named hashCode() and a default method
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* named hashCode().
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* @compile DefaultHashCode.jasm
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* @run main DefaultHashCode
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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 DefaultHashCode {
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//
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// interface I2 {
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// default int hashCode() {
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// return 5;
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// }
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// }
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//
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// static class C implements I2 {
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// public int hashCode() {
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// return 4;
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// }
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// }
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//
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// static int test(I2 i) { return i.hashCode(); }
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//
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// public static void main(String[] args) {
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// if (test(new C()) != 4) {
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// throw new RuntimeException("Wrong hashCode() function called");
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// }
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// }
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// }
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interface DefaultHashCode$I2 version 53:0 {
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public Method hashCode:"()I" stack 1 locals 1 {
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iconst_5;
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ireturn;
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}
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static abstract interface InnerClass I2=class DefaultHashCode$I2 of class DefaultHashCode;
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} // end Class DefaultHashCode$I2
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super class DefaultHashCode$C implements DefaultHashCode$I2 version 53:0 {
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Method "<init>":"()V" stack 1 locals 1 {
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aload_0;
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invokespecial Method java/lang/Object."<init>":"()V";
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return;
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}
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public Method hashCode:"()I" stack 1 locals 1 {
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iconst_4;
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ireturn;
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}
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static InnerClass C=class DefaultHashCode$C of class DefaultHashCode;
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static abstract interface InnerClass I2=class DefaultHashCode$I2 of class DefaultHashCode;
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} // end Class DefaultHashCode$C
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super public class DefaultHashCode 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:"(LDefaultHashCode$I2;)I" stack 1 locals 1 {
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aload_0;
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invokeinterface InterfaceMethod DefaultHashCode$I2.hashCode:"()I", 1;
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ireturn;
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}
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public static Method main:"([Ljava/lang/String;)V" stack 3 locals 1 {
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new class DefaultHashCode$C;
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dup;
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invokespecial Method DefaultHashCode$C."<init>":"()V";
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invokestatic Method test:"(LDefaultHashCode$I2;)I";
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iconst_4;
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if_icmpeq L24;
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new class java/lang/RuntimeException;
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dup;
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ldc String "Wrong hashCode() function called";
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invokespecial Method java/lang/RuntimeException."<init>":"(Ljava/lang/String;)V";
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athrow;
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L24: stack_frame_type same;
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return;
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}
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static InnerClass C=class DefaultHashCode$C of class DefaultHashCode;
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static abstract interface InnerClass I2=class DefaultHashCode$I2 of class DefaultHashCode;
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} // end Class DefaultHashCode
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