58 lines
2.2 KiB
Java
58 lines
2.2 KiB
Java
/*
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* Copyright (c) 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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* @bug 8257513
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* @requires vm.debug == true
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* @summary Stress testing code buffers resulted in an assertion failure due to not taking expand calls into account
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* which can fail more often with -XX:+StressCodeBuffers. Perform some more sanity flag testing.
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* @run main/othervm -Xcomp -XX:-TieredCompilation -XX:+StressCodeBuffers compiler.codecache.TestStressCodeBuffers
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* @run main/othervm -Xcomp -XX:+StressCodeBuffers compiler.codecache.TestStressCodeBuffers
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*/
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package compiler.codecache;
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import java.lang.invoke.MethodHandle;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodType;
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public class TestStressCodeBuffers {
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static MethodHandle permh;
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public static void main(String[] args) throws Exception {
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test();
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}
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public static void test() throws Exception {
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MethodHandles.Lookup lookup = MethodHandles.publicLookup();
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MethodHandle mh = lookup.findStatic(TestStressCodeBuffers.class, "bar",
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MethodType.methodType(void.class, int.class, long.class));
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permh = MethodHandles.permuteArguments(mh, mh.type(), 0, 1); // Triggers assertion failure
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}
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public static void bar(int x, long y) {}
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}
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