--- old/src/java.base/share/classes/java/lang/invoke/DirectMethodHandle.java	2018-11-26 16:24:38.000000000 -0800
+++ new/src/java.base/share/classes/java/lang/invoke/DirectMethodHandle.java	2018-11-26 16:24:37.000000000 -0800
@@ -136,6 +136,8 @@
     private static DirectMethodHandle makeAllocator(MemberName ctor) {
         assert(ctor.isConstructor() && ctor.getName().equals("<init>"));
         Class<?> instanceClass = ctor.getDeclaringClass();
+        if (instanceClass.isValue())
+            instanceClass = instanceClass.asValueType();  // convert to Q-Type
         ctor = ctor.asConstructor();
         assert(ctor.isConstructor() && ctor.getReferenceKind() == REF_newInvokeSpecial) : ctor;
         MethodType mtype = ctor.getMethodType().changeReturnType(instanceClass);