Re: [boost] lifetime of ranges vs. iterators

From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2008-09-01 23:34:46

AMDG

Giovanni Piero Deretta wrote:
> Hum, I've played a little with some mockup iterators, and  I can
> definitely see the N^2 stack growth, and with some expression template
> heavy program, I wouldn't be surprised if the  growth would actually
> become noticeable (even if it weren't enough to blow the stack, it
> could still produce cache misses and such).   I can't seem to come-up
> with any clever scheme to reduce the growth (short of using pointers
> to the original range of course).
>
> Enough for today. Maybe tomorrow I'll get some idea.
>   

I've been playing around with this a bit.
See attached.

In Christ,
Steven Watanabe