RFC: Primary architecture promotion requirements

[Mark Salter]

On Tue, 2012-03-20 at 09:50 -0700, Brendan Conoboy wrote:
> 1. Fedora Policy (Which I imagine is based on the technical foundation 
> of the following 5+ points and others I'm unaware of).
> 
> 2. Many packages assume a native execution environment which will not 
> exist.  Incredible undertaking to move 11000 packages to cross 
> compilation framework.

And even if everything builds with cross tools, ee'd still need a native
platform (hw or simulated) to run the %check stage.

> 
> 3. Absence of arm-linux cross compilers in the distribution.
> 
> 4. If there were arm-linux cross compilers, how do you keep them in sync 
> with native gcc?

Already some work being done on that front:

 https://bugzilla.redhat.com/show_bug.cgi?id=761619
 https://bugzilla.redhat.com/show_bug.cgi?id=766166

> 
> 5. Where does the sys-root for an arm-linux cross compiler come from?
> 

The sys-root would be populated from already built RPMs much like the
mock chroot.