Re: address@hidden: Re: emacs-22.1 with GTK dumps core when Gnome wigets clicked]

[YAMAMOTO Mitsuharu]

>>>>> On Thu, 21 Jun 2007 12:13:29 +0200, Jan Djärv <address@hidden> said:

> The patch was corrupted by some mailer so I could not apply it, but:

> !   /* Copy the value of __malloc_hook to an automatic variable in case
> !      __malloc_hook is modified in another thread between its
> !      NULL-check and the use.  */
> !   hook = __malloc_hook;
> !   return (hook != NULL ? *hook : _malloc_internal) (size);
>    }

> Assignment is not guaranteed to be atomic.  It probably is on 32-bit systems, 
> but you should not assume it.

Maybe.  But malloc in glibc 2.5 also does the same thing and I suspect
that we cannot do better as long as we try to keep the same interface
with respect to __malloc_hook etc.

                                     YAMAMOTO Mitsuharu
                                address@hidden