Re: Cross compilation status

[Efraim Flashner]

On Sun, Sep 10, 2023 at 04:59:35PM +0200, Liliana Marie Prikler wrote:
> Hi Mathieu,
> 
> Am Sonntag, dem 10.09.2023 um 11:14 +0200 schrieb Mathieu Othacehe:
> > I have CC'ed members of the python, java, ruby, rust, r, haskell and
> > emacs teams. Any plans adding cross-compilation support to your
> > build-system, barriers to overcome?
> For Emacs, there are layers of problems.  First things first, we are
> only doing byte compilation atm, which may or may not be arch-dependant
> based on stuff like endianness.  For native compilation, there is the
> thing that even a slightly differently configured emacs won't load the
> packages you've just compiled without compiling it natively on its own.
> Granted, if we want to do cross-compilation, having just the bytecode
> might already be "good enough", but I wanted to throw this out there.
> 
> I think we'd need some support from Emacs proper before we can start
> implementing cross builds.

I will note that the only big-endian architecture which we "support" is
32-bit powerpc, so we don't have to worry that much about wrong
endianness.

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Efraim Flashner   <efraim@flashner.co.il>   רנשלפ םירפא
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