[boost] Re: Lock free shared_ptr on gcc, help needed

From: David Abrahams (dave_at_[hidden])
Date: 2005-03-31 00:26:29

"Andrei Alexandrescu (See Website For Email)" <SeeWebsiteForEmail_at_[hidden]> writes:

> Iain K. Hanson wrote:
>> On Wed, Mar 30, 2005 at 07:08:02PM +0300, Peter Dimov wrote:
>> 
>>> (Most of us can't write correct lock-free code at all, but that's a
>>> different story.) 
>> I often have problems with meta-programming but rarely with
>> re-enterant programming ;-) Its nice to know that some traditional
>> skills are still
>> in demand!
>
> I thought lock-free stuff is rather new... or is it not? 

I remember the CAS instruction from the 68020.  Seems to me they must
have had some kind of lock-free manipulation in mind when they put
that in?

-- 
Dave Abrahams
Boost Consulting
www.boost-consulting.com