Subject: Re: linux-next: manual merge of the rr tree

From: Christoph Lameter <[email-masked]>
Date: Wed, 7 Jan 2009 13:01:06 -0600 (CST)

On Wed, 7 Jan 2009, Andi Kleen wrote:

> The C standard says that arithmetic on pointers in defined objects outside
> the boundaries of these objects (except for the special case of one beyond
> the end for arrays) is undefined. The gcc optimizers take advantage
> of this by assuming that such arithmetic doesn't wrap (and might have other
> assumptions)

Ok then we need to say so in a comment around RELOC_HIDE.