67 lines
2.3 KiB
Java
67 lines
2.3 KiB
Java
/*
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* Copyright (c) 1999, 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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* @bug 4057345 4120016 4120014
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* @summary try-catch 2: Verify that overzealous dead-code elimination no
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* longer removes live code.
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* @author dps
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*
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* @run clean DeadCode2
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* @run compile -O DeadCode2.java
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* @run main DeadCode2
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*/
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class cls
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{
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int [] ai = null;
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}
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public class DeadCode2 extends cls
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{
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int [] bi = null;
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static int[] func() { return (int[])null; }
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public static void main(String argv[]) {
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int [] ci = null;
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int m = 0;
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int errcnt = 0;
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try { int i = func()[m = 7]; }
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catch(Exception e) { System.out.println(e + " found "); errcnt++; }
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try { DeadCode2 ox = new DeadCode2(); int i = ox.ai[m = 7]; }
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catch(Exception e) { System.out.println(e + " found "); errcnt++; }
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try { DeadCode2 ox = new DeadCode2(); int i = ox.bi[m = 7]; }
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catch(Exception e) { System.out.println(e + " found "); errcnt++; }
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try { int i = ci[m = 7]; }
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catch(Exception e) { System.out.println(e + " found "); errcnt++; }
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try { int i = ((int[])null)[0]; }
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catch(Exception e) { System.out.println(e + " found "); errcnt++; }
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if (errcnt != 5)
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throw new RuntimeException("live code accidentally removed");
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}
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}
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