Re: [boost] [variant] Basic rvalue and C++11 features support

Subject: Re: [boost] [variant] Basic rvalue and C++11 features support
From: Paul Smith (pl.smith.mail_at_[hidden])
Date: 2013-01-09 10:03:38

On Tue, Jan 8, 2013 at 8:48 PM, Peter Dimov <lists_at_[hidden]> wrote:
> Paul Smith wrote:
>>
>> The only way to make everyone happy is to guarantee that a moved-from
>> recursive variant is a valid variant.
>
>
> Well, the performance hit from `new T` is making a lot of people unhappy, so
> technically, this is not true. :-)

Unfortunately, that's probably not the worst thing about it. The fact
that it can also throw is the one that has the more subtle and far
reaching consequences.

>
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--
Paul Smith