bug#66249: Building for armv7 fails

[Greg Hogan]

On Tue, Oct 3, 2023 at 10:16 PM Maxim Cournoyer
<maxim.cournoyer@gmail.com> wrote:
>
> Hello,
>
> Sébastien Lerique <sl@eauchat.org> writes:
>
> > retitle 66249 Building rust-1.54 fails on armv7
>
> As you've found out, this is something that has to do with building rust
> on that architecture, more precisely building 'mrustc', which is used in
> Guix to boostrap rust.  The upstream issue would be this one I think:
> <https://github.com/thepowersgang/mrustc/issues/78>.  It's about GCC
> requiring more memory than 32 bit can address but the author mentioned a
> 2 GiB or something limit, I'm not sure what that is attributable to.
>
> If you want to solve this I'd recommend you get in touch with the mrustc
> author!  There is a #mrustc channel on Libera.chat IRC, as far as I
> recall.

Is there anything for Guix to do here or can the issue be closed?