Re: [boost] Variant2 review

Subject: Re: [boost] Variant2 review
From: Peter Dimov (pdimov_at_[hidden])
Date: 2019-04-07 17:03:55

Thank you, Phil, for your review.

Phil Endecott wrote:

> - I would love to have some way to get a warning or error if the double 
> storage mode had been triggered, or to disable that mode (with an error).

I was thinking of addressing this by adding either

    static constexpr bool variant<T...>::is_single_buffered();

or

    static constexpr bool variant<T...>::is_double_buffered();

(not sure which spelling is better), so that you can static_assert that your 
variants are never double-buffered.