--- a/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/AOTCompiledClass.java	Mon Sep 10 19:18:04 2018 -0400
+++ b/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/AOTCompiledClass.java	Mon Sep 10 16:33:05 2018 -0700
@@ -74,7 +74,7 @@
             this.dependentMethods = new ArrayList<>();
             this.classId = classId;
             this.type = type;
-            this.metadataName = type.isUnsafeAnonymous() ? "anon<" + classId + ">" : type.getName();
+            this.metadataName = type.isAnonymous() ? "anon<" + classId + ">" : type.getName();
             this.gotIndex = binaryContainer.addTwoSlotKlassSymbol(metadataName);
             this.compiledMethodsOffset = -1; // Not compiled classes do not have compiled methods.
             this.dependentMethodsOffset = -1;

--- a/src/jdk.internal.vm.ci/share/classes/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedObjectType.java	Mon Sep 10 19:18:04 2018 -0400
+++ b/src/jdk.internal.vm.ci/share/classes/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedObjectType.java	Mon Sep 10 16:33:05 2018 -0700
@@ -110,6 +110,21 @@
     @Override
     ResolvedJavaMethod getClassInitializer();
 
+    /**
+     * Checks whether this type is an unsafe anonymous class.
+     *
+     * @return {@code true} if this type is an unsafe anonymous class
+     */
     boolean isUnsafeAnonymous();
 
+    /**
+     * Checks whether this type is an unsafe anonymous class.
+     * This method is here to maintain compatibility with JDK11.
+     *
+     * @return {@code true} if this type is an unsafe anonymous class
+     */
+    default boolean isAnonymous() {
+      return isUnsafeAnonymous();
+    }
+
 }