/* * Copyright (c) 2020, 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 8252031 * @summary Verify the use of Flags.LOCKED in Check.checkNonCyclic is not broken by use in Types.asSuper. * @library /tools/lib * @modules jdk.compiler/com.sun.tools.javac.api * jdk.compiler/com.sun.tools.javac.main * @build toolbox.JavacTask toolbox.TestRunner toolbox.ToolBox * @run main LockedFlagClash */ import java.io.IOException; import java.nio.file.Path; import java.nio.file.Paths; import toolbox.JavacTask; import toolbox.TestRunner; import toolbox.ToolBox; public class LockedFlagClash extends TestRunner { public static void main(String... args) throws Exception { LockedFlagClash t = new LockedFlagClash(); t.runTests(); } private final ToolBox tb = new ToolBox(); LockedFlagClash() throws IOException { super(System.err); } protected void runTests() throws Exception { runTests(m -> new Object[] { Paths.get(m.getName()) }); } @Test public void testLOCKEDFlagDoesNotClash(Path base) throws Exception { Path src = base.resolve("src"); tb.writeJavaFiles(src, """ package java.lang; public abstract class Byte extends Number { } """, """ package java.lang; public class Object { } """, """ package java.lang; public class Test { private static final String o1 = ""; private static final String o2 = "" + o1; } """); Path classes = base.resolve("classes"); tb.createDirectories(classes); tb.cleanDirectory(classes); new JavacTask(tb) .outdir(classes) .options("--patch-module", "java.base=" + src) .files(tb.findJavaFiles(src.resolve("java").resolve("lang").resolve("Test.java"))) .run() .writeAll(); } }