[boost] Re: Variant Library: reflection

From: Eric Friedman (ebf_at_[hidden])
Date: 2003-04-02 21:18:13

Gennadiy Rozental wrote:
> > > 5. Usage std::type_info for reflection
> > > I don't think we should enforce RTTI for the variant users. We should
> > > be able to postpone the decision on what kind of reflection
> > > information user want till instantiation time.
> >
> > Please elaborate on this point. FYI, the current variant::type method
> > is provided so as to mirror boost::any.
>
> Take a look on recent discussion on lexical type modifications. Here I
> express my concern about RTTI affecting the performance of whole
> application. Apparently I was not able to find enough confederates to
> justify an efforts of making RTTI optional part of interface.
>    But still the same applies to Variant library. Presence of typeinfo
> header rules out it's usage for me (I will probably need to hack into your
> code and eliminate all the references to type_info locally, would I decide
> to use it)

If the issue concerns you this much, you might propose something along the
lines of BOOST_NO_EXCEPTIONS.

That is, you might try: "BOOST_NO_RTTI anyone?"

 - Eric