Re: [boost] [Review] optional exceptions

From: Felipe Magno de Almeida (felipe.m.almeida_at_[hidden])
Date: 2006-02-12 14:56:30

On 2/12/06, David Abrahams <dave_at_[hidden]> wrote:

[snip]

> > and AFAIK it's impossible to implement zero-overhead stack unwinding
> > (you're the exception expert, so please correct me if I'm wrong).
>
> If by "zero-overhead stack unwinding" you mean exception handling that
> has no speed cost unless an exception is thrown, then consider
> yourself corrected.

This means that it is impossible to implement stack unwind with no
speed cost when an exception is not thrown?
I'm definitely not an expert, not even a newbie in this field
probably, but I thought it was possble.
Or did I misunderstood your statement?

--
Felipe Magno de Almeida