anchor.diff:                  None
   
           member this.CloneComponent comp =
  -            this.Clone (comp :?> 'T) :> Component
  +            this.Clone comp
   
   type EntityBuilder = EntityBuilder of (Entity -> EntityManager -> unit)
   
  
positive.code:         IndexLookup: int []
          Entities: Entity UnsafeResizeArray
          Components: 'T UnsafeResizeArray
          Clone : 'T -> 'T
      }
  
      interface IEntityLookupData with
  
negative.code: 
      abstract TryGetComponent : int -> Component option
  
      abstract CloneComponent : obj -> obj
  
  [<ReferenceEquality>]
  type EntityLookupData<'T when 'T :> Component> =
  