/* * Copyright (c) 2017, Oracle and/or its affiliates. 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 8154587 * @summary Check that invokevirtual of clone() finds the clone() method that * is local to the calling class. * @compile DefMethClone.jasm SuperClass.jasm I1.java HasLocalClone.jasm * @run main/othervm -noverify HasLocalClone */ // The below .jasm code implements the following java code: // // public class HasLocalClone extends SuperClass implements I1 { // // public Object clone() { // return "In HasLocalClone's clone()"; // } // // static Object test(SuperClass a) { return a.clone(); } // // public static void main(String[] args) { // String s = (String)test(new HasLocalClone()); // if (!s.equals("In HasLocalCloneC's clone()")) { // throw new RuntimeException("Wrong clone() called: " + s); // } // } // } super public class HasLocalClone extends SuperClass implements I1 version 54:0 { public Method "":"()V" stack 1 locals 1 { aload_0; invokespecial Method SuperClass."":"()V"; return; } public Method clone:"()Ljava/lang/Object;" stack 1 locals 1 { ldc String "In HasLocalClone\'s clone()"; areturn; } static Method test:"(LSuperClass;)Ljava/lang/Object;" stack 1 locals 1 { aload_0; invokevirtual Method SuperClass.clone:"()Ljava/lang/Object;"; areturn; } public static Method main:"([Ljava/lang/String;)V" stack 3 locals 2 { new class HasLocalClone; dup; invokespecial Method "":"()V"; invokestatic Method test:"(LSuperClass;)Ljava/lang/Object;"; checkcast class java/lang/String; astore_1; aload_1; ldc String "In HasLocalClone\'s clone()"; invokevirtual Method java/lang/String.equals:"(Ljava/lang/Object;)Z"; ifne L37; new class java/lang/RuntimeException; dup; aload_1; invokedynamic InvokeDynamic REF_invokeStatic:java/lang/invoke/StringConcatFactory.makeConcatWithConstants:"(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/invoke/CallSite;":makeConcatWithConstants:"(Ljava/lang/String;)Ljava/lang/String;" String "Wrong clone() called: "; invokespecial Method java/lang/RuntimeException."":"(Ljava/lang/String;)V"; athrow; L37: stack_frame_type append; locals_map class java/lang/String; return; } public static final InnerClass Lookup=class java/lang/invoke/MethodHandles$Lookup of class java/lang/invoke/MethodHandles; } // end Class HasLocalClone