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: 2013-01-08 12:57:39

On Tue, Jan 8, 2013 at 7:48 PM, Peter Dimov <lists_at_[hidden]> wrote:
> Paul Smith wrote:
>>
>> But trying to compare two recursive variants that hold the same
>> recusrive_wrapper type is UB if one them is null.
>
>
> You can make it work though, can't you? Null values just need to compare
> less than any other.
>
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Sure. My point was that "destructible and assignable" are not always
enough as far as the library goes.

--
Paul Smith