From: Peter Dimov (pdimov_at_[hidden])
Date: 2021-02-02 14:57:47
Niall Douglas wrote:
> So, as I already said, don't do that. Only symbols whose typeinfos need to
> be seen during RTTI lookup should always be BOOST_SYMBOL_VISIBLE. That is
> generally types thrown as exceptions, and anything else subject to
> dynamic_cast.
One problem here is that the library doesn't know which of its types are
subject to dynamic_cast in user code.