--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/ClassReader.java	Fri Sep 21 12:29:31 2018 +0200
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/ClassReader.java	Fri Sep 21 12:29:46 2018 +0200
@@ -1639,9 +1639,9 @@
         }
         ListBuffer<CompoundAnnotationProxy> proxies = new ListBuffer<>();
         for (CompoundAnnotationProxy proxy : annotations) {
-            if (proxy.type.tsym == syms.proprietaryType.tsym)
+            if (proxy.type.tsym.flatName() == syms.proprietaryType.tsym.flatName())
                 sym.flags_field |= PROPRIETARY;
-            else if (proxy.type.tsym == syms.profileType.tsym) {
+            else if (proxy.type.tsym.flatName() == syms.profileType.tsym.flatName()) {
                 if (profile != Profile.DEFAULT) {
                     for (Pair<Name, Attribute> v : proxy.values) {
                         if (v.fst == names.value && v.snd instanceof Attribute.Constant) {
@@ -2645,8 +2645,6 @@
     }
 
     protected ClassSymbol enterClass(Name name) {
-        if (syms.proprietaryType.tsym.flatName() == name)
-            return (ClassSymbol) syms.proprietaryType.tsym;
         return syms.enterClass(currentModule, name);
     }
 

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/tools/javac/platform/NoProfileAnnotationWarning.java	Fri Sep 21 12:29:46 2018 +0200
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2018, 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 8209058
+ * @summary Verify the synthetic Profile+Annotation is ignored when using --release
+ * @modules java.compiler
+ * @compile -Xlint:all -Werror --release 10 NoProfileAnnotationWarning.java
+ */
+
+import javax.annotation.processing.ProcessingEnvironment;
+
+public class NoProfileAnnotationWarning {
+    void t(ProcessingEnvironment pe) {
+        pe.getElementUtils().getTypeElement("a");
+    }
+}