[cairo] [PATCH] Do not hold mutexes when calling destructors.

[Behdad Esfahbod]

On Fri, 2008-05-16 at 01:05 -0700, Robert O'Callahan wrote:
> 
> Surely the calls to unlock and lock prevent that optimization? Data
> that's protected by explicit synchronization shouldn't need to be
> declared volatile.

You mean gcc special-cases pthread calls?  Otherwise I don't see how a
compile-time optimization can be affected by implemented of those calls
that only comes in when linked to -lpthread.

-- 
behdad
http://behdad.org/

"Those who would give up Essential Liberty to purchase a little
 Temporary Safety, deserve neither Liberty nor Safety."
        -- Benjamin Franklin, 1759