Subject: Re: [boost] rvalue ref best practices?
From: Mathias Gaunard (mathias.gaunard_at_[hidden])
Date: 2012-06-15 08:36:58
On 15/06/2012 06:42, Dave Abrahams wrote:
>
> on Tue Jun 12 2012, Mathias Gaunard<mathias.gaunard-AT-ens-lyon.org> wrote:
>
>> It is not natural for something written as foo = bar(); to change foo
>> if bar fails.
>
> But you usually can't tell the difference between bar() failing and the
> assignment failing, and it's perfectly natural for a failed assignment
> to change the assignee.
I can tell perfectly fine with
T foo;
try
{
foo = bar();
}
catch(...)
{
}
// what state is foo in now?