8266036: class file for sun.misc.Contended not found

8258421: (jdeprscan) tools/jdeprscan/tests/jdk/jdeprscan/TestRelease.java failed with "error: cannot access jdk.internal.ValueBased"

Reviewed-by: darcy

test/langtools/tools/javac/platform/NonPublicAnnotations.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2021, 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 8266036 8258421
+ * @summary Verify no error is reported for extended ForkJoinPool with --release 8.
+ * @modules jdk.compiler
+ * @build NonPublicAnnotations
+ * @compile -processor NonPublicAnnotations --release 8 NonPublicAnnotations.java
+ */
+
+import java.util.Set;
+import java.util.concurrent.ForkJoinPool;
+
+import javax.annotation.processing.AbstractProcessor;
+import javax.annotation.processing.RoundEnvironment;
+import javax.annotation.processing.SupportedAnnotationTypes;
+import javax.lang.model.SourceVersion;
+import javax.lang.model.element.TypeElement;
+
+@SupportedAnnotationTypes("*")
+public class NonPublicAnnotations extends AbstractProcessor {
+
+    @Override
+    public boolean process(Set<? extends TypeElement> roots, RoundEnvironment roundEnv) {
+        return false;
+    }
+
+    @Override
+    public SourceVersion getSupportedSourceVersion() {
+        return SourceVersion.latestSupported();
+    }
+
+}
+
+class TestForkJoinPool extends ForkJoinPool {}