Re: [OT] volatile keyword

["Christopher Friesen" <cfriesen@nortel.com>]

Vadim Lobanov wrote:

> I figured it was something along these lines. In that case, is the
> following code (from kernel/posix-timers.c) really doing the right
> thing?
> 
> do
>     expires = timr->it_timer.expires;
> while ((volatile long) (timr->it_timer.expires) != expires);
> 
> Seems it's casting the value, not the pointer.

Someone else will have to give the definitive answer, but it looks 
suspicious to me...

Chris