Re: [Xen-devel] [PATCH] Fix 64-bit foreign header check

[John Levon <john.levon@xxxxxxx>]

On Wed, Aug 15, 2007 at 05:04:30PM +0100, Keir Fraser wrote:

> > There is no such "32-bit" environment, we can always produce both.  What
> > you're
> > suggesting sounds like a cross-compile. This is absolutely not a cross
> > compile;
> > in particular we can and do want this header check to happen.
> > 
> > We set XEN_COMPILE_ARCH by hand to 64-bit since the Xen makefiles have the
> > notion
> > that uname has anything to do with 32 or 64 bitness (a Linux-ism; in fact an
> > x86_64-Linux-ism, since I believe other Linux arches do it the traditional
> > way).
> 
> Hmmm... Well varying COMPILE_ARCH when the compile arch is not actually
> changing seems dodgy to me.
>
> In any case, binaries that run on the compile host should build with
> HOSTCC/HOSTCFLAGS. That seems a pretty simple and obvious rule that I do not
> want to introduce exceptions to.

Can you please explain what you want us to do.

john

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