public override bool Visit(
     UnifiedVolatileType element, VisitorArgument arg)
 {
     Writer.Write("volatile ");
     element.Type.TryAccept(this, arg);
     return false;
 }
 public override bool Visit(
     UnifiedVolatileType element, VisitorArgument arg)
 {
     Writer.Write("volatile ");
     element.Type.TryAccept(this, arg);
     return(false);
 }