Subj : Re: Stack in thread-local virtual memory?
To   : comp.programming.threads
From : David Schwartz
Date : Mon Aug 22 2005 06:01 pm


"David Hopwood" <david.nospam.hopwood@blueyonder.co.uk> wrote in message 
news:mMsOe.12809$5m3.8309@fe1.news.blueyonder.co.uk...

> Still, I'm quite surprised if that is happening, since even in 
> single-threaded
> C, create_thread could potentially copy &a_foo into a global variable, and 
> so
> the compiler would have to know that 'join' does not access any such 
> variable
> in order to treat a_foo as dead.

    Even if 'join' doesn't access any such variable, that doesn't mean that 
'join' can't be interrupted by a signal that does.

    DS

.