Member 2603772 wrote: Boost serialization code to see how it is written. Possibly you'll find a cast, somewhere. :) If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile. This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke [My articles]

Not an answer, just a quick reading-tip; search for the article here on CP about "Legion" :) I are troll :)

IIRC, typeid uses the same mechanism as dynamic_cast, so typeid on its own is fine.

Thanks a bunch. That works great!

Maybe this article[^] helps you understand the exception specifications and why they are not a good idea. Programming Blog utf8-cpp