Re: [boost] [Review] Coroutine : Christopher's Review

Subject: Re: [boost] [Review] Coroutine : Christopher's Review
From: Sebastian Redl (sebastian.redl_at_[hidden])
Date: 2012-09-07 03:09:27

On 06.09.2012 21:01, Oliver Kowalke wrote:
>> not use any exceptions whatsoever. I spent two solid
>> hours removing all traces of exceptions while embedding
>> Coroutine. The result was a lightweight mechanism
>> that only costed a few kilobytes of program code.
> 4) Furthermore, the lightweight version should not
> Some of the exceptions are replaced by assertions (pre-conditions) - 
> one exception 'stack_unwind' is required in order to unwind the stack. 
> The question is how to unwind the stack without throwing exceptions. 
> Of course there is the Itanium unwind API but not all compiler provide 
> it (gcc does, pgi not).
Is there a point? I was under the impression that the heavy part of 
exception handling is the unwind tables, so if you get rid of that, you 
can't use unwind anyway.

Sebastian