jdk/test/hotspot/jtreg/compiler/exceptions/TestAccessErrorInCatch.java
2025-12-03 09:01:40 +00:00

75 lines
2.7 KiB
Java

/*
* Copyright (c) 2025, 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 8367002 8370766
* @summary Compilers might not generate handlers for recursive exceptions
*
* @compile IllegalAccessInCatch.jasm
* @run main/othervm -Xbatch
* -XX:CompileCommand=compileonly,IllegalAccessInCatch*::test
* -XX:+IgnoreUnrecognizedVMOptions -XX:+VerifyStack
* -XX:-TieredCompilation
* TestAccessErrorInCatch
* @run main/othervm -Xbatch
* -XX:CompileCommand=compileonly,IllegalAccessInCatch*::test
* -XX:+IgnoreUnrecognizedVMOptions -XX:+VerifyStack
* -XX:TieredStopAtLevel=3
* TestAccessErrorInCatch
*/
import java.lang.invoke.MethodHandle;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodType;
import java.nio.file.Files;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.Paths;
public class TestAccessErrorInCatch {
public static void main(String[] args) throws Throwable {
Path TEST_CLASSES_DIR = FileSystems.getDefault().getPath(System.getProperty("test.classes"));
byte[] bytes = Files.readAllBytes(TEST_CLASSES_DIR.resolve("IllegalAccessInCatch.class"));
var l = MethodHandles.lookup().defineHiddenClass(bytes, true);
Class<?> anonClass = l.lookupClass();
MethodHandle mh = l.findStatic(anonClass, "test", MethodType.methodType(int.class));
for (int i = 0; i < 16_000; i++) {
invoke(mh);
}
System.out.println(invoke(mh));
}
private static int invoke(MethodHandle mh) throws Throwable {
int expected = 1;
int ret = (int) mh.invokeExact();
if (ret != expected) {
throw new RuntimeException("Returned " + ret + " but expected " + expected);
}
return ret;
}
}