> Now, in most cases, the tiny Guile derivations created via > ‘gexp->derivation’ et al. in GuixSD (e.g., the derivation that builds > the initrd) could use, say, an x86_64 Guile, even if building for > mips64el. However, it would be difficult to take advantage of this > AFAICS.
So maybe I am taking the wrong approach. If an hypothetical --target flag would exist, could it use natively built substitutes?