Re: [boost] Re: unions

From: E. Gladyshev (egladysh_at_[hidden])
Date: 2003-10-08 00:01:39

--- Eric Friedman <ebf_at_[hidden]> wrote:
[...]
> 
> The heap backup is used so that -- even in the event of an exception 
> during assignment -- variant can continue to hold one of its bounded 
> types. There is no other reason it is used. So if by "protection" you 
> mean "exception safety," then you've understood. Otherwise, you are 
> missing the point.

Yes, I meant "exception safety". 
In this particular case, what would a backup storage 
be protecting against but "exception unsafety". :)

[...]

Eugene

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