Re: [boost] [variant] Warning: variadic templates in boost::variant

Subject: Re: [boost] [variant] Warning: variadic templates in boost::variant
From: Peter Dimov (lists_at_[hidden])
Date: 2013-12-09 07:24:43

Andrey Semashev wrote:
> On Monday 09 December 2013 14:02:12 Peter Dimov wrote:
> > Why not just template<class... TN> class variant?

> What should be the storage for such a variant then? Also, most of the 
> interface of variant<> becomes invalid (e.g. type(), which(), assignment 
> from elements, apply_visitor()). With such drastic interface differences, 
> there should be a compelling reason to have such a specialization, and I 
> don't see one.

I agree that which() is a problem.