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

Subject: Re: [boost] [variant] Basic rvalue and C++11 features support
From: Peter Dimov (lists_at_[hidden])
Date: 2013-01-08 12:44:35

Nevin Liber wrote:
> Other than destroyable and (possibly) assignable,

Assignable and move-assignable are an absolute requirement, I'd say. I also 
consider copy and move construction from a moved-from object part of the 
absolute minimum.

> it really is up to the author of the class to define what operations are 
> allowed on moved-from objects.

That's trivially true, because "valid" is always defined by the author of 
the class. But some definitions are more useful than others.