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47 lines
1.8 KiB
Java
47 lines
1.8 KiB
Java
/*
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* Copyright (c) 2025, 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 8372039
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* @summary The test verifies that object allocation sampling is disabled during AOT.
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*
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* Don't remove 'modules' line, it triggers the crash.
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* @modules java.management
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*
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* @run main/othervm/native -agentlib:SamplingDuringInit SamplingDuringInit
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* @run main/othervm/native -agentlib:SamplingDuringInit -XX:-UseCompressedOops SamplingDuringInit
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*/
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public class SamplingDuringInit {
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public static Object[] tmp = new Object[1000];
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public static void main(String[] args) throws Exception {
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// Allocate some objects to trigger Sampling even if
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// all JDK classes are preloaded.
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for (int i = 0; i < tmp.length; i++) {
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tmp[i] = new String("tmp" + i);
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}
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}
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}
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