Re: [boost] Re: Re: unions

From: E. Gladyshev (egladysh_at_[hidden])
Date: 2003-10-06 19:53:23

--- Eric Friedman <ebf_at_[hidden]> wrote:

[...]
> 
> Please see http://aspn.activestate.com/ASPN/Mail/Message/boost/1826694
> describing the considerations that went into this.

I see your point.

> 
> Note, too, that this code will never execute for any T that is nothrow
> copyable or if the first bounded type of the variant is nothrow
> default-constructible (e.g., variant<int, ...> or variant<boost::empty,
> ...>, etc.).

Is there any way to use 'variant' in a policy based library 
with a wide set of types?
I'd like to have a memory policy in my library.
How can I meet these constraints if my types
are not very well predefined?

Eugene

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