From: Morten Welinder <mwelinder@gmail.com>
Date: Thu, 18 Jan 2007 14:51:37 GMT
Subject: Re: [PATCH 2/2] Use fixed-size integers for .idx file I/O
Message-ID: <118833cc0701180651w3b5ac164m4e396399f1d58cb7@mail.gmail.com>
In-Reply-To: <7vd55col04.fsf@assigned-by-dhcp.cox.net>

> -                       return ntohl(*((unsigned int *) ((char *) index + (24 * mi))));
> +                       return ntohl(*((uint32_t *)((char *)index + (24 * mi))));

Is that pointer gymnastics guaranteed to work?  I.e., how do we know
that we can access an uint32_t (or unsigned) at such an address?

M.