On 6/4/2012 12:48 PM, Joel Falcou wrote:
> Le 04/06/2012 21:18, Eric Niebler a écrit :
>> Assuming your types are efficiently movable, the default should just do
>> the right thing, and your expression trees can be safely stored in local
>> auto variables without dangling references. Does that help?
> I was thinking of the case where we constructed a foo expression by
> calling expression constructor one  into the other. I guess it fixes that.

One into the other? I must be dense. Not getting it. ???

Eric Niebler
BoostPro Computing
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