106 lines
2.8 KiB
Java
106 lines
2.8 KiB
Java
/*
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* Copyright (c) 2008, 2020, 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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* @test
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*
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* @summary converted from VM Testbase jit/t/t020.
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* VM Testbase keywords: [jit, quick]
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*
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* @library /vmTestbase
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* /test/lib
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* @run main/othervm jit.t.t020.t020
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*/
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package jit.t.t020;
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import nsk.share.TestFailure;
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import nsk.share.GoldChecker;
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// opc_checkcast, opc_instanceof, opc_ifnull, opc_ifnonnull
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public class t020
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{
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public static final GoldChecker goldChecker = new GoldChecker( "t020" );
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private static void show(t020 x)
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{
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try
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{
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t020.goldChecker.print(" is a t020");
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if(x instanceof k)
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t020.goldChecker.print(" and also a k");
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if(x == null)
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t020.goldChecker.print(" and also null");
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if(x != null)
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t020.goldChecker.print(" and also not null");
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t020.goldChecker.println(".");
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}
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catch(Throwable e)
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{
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t020.goldChecker.println(" " + e.getMessage());
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}
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}
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public static void main(String argv[])
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{
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t020 a[] = new t020[4];
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t020 t = new k();
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k u = null;
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a[0] = new t020();
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a[1] = t;
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a[3] = u;
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for(int i=0; i<4; i+=1)
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{
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t020.goldChecker.print("a[" + i + "]");
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show(a[i]);
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}
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t020.goldChecker.println();
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for(int i=0; i<4; i+=1)
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{
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try
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{
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t020.goldChecker.print("Assigning a[" + i + "] to u");
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u = (k) a[i];
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t020.goldChecker.print(" worked ok");
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}
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catch(Throwable x)
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{
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t020.goldChecker.print(" failed");
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}
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finally
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{
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t020.goldChecker.println(".");
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}
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}
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t020.goldChecker.check();
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}
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}
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class k extends t020
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{
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}
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