Well, support for more target architectures, really. I can easily imagine cases where a compiler could have multiple backends for the same target arch, so the

Well, support for more target architectures, really. I can easily imagine cases where a compiler could have multiple backends for the same target arch, so the number of backends could be misleading in that regard. For a summary from the OpenBSD perspective, see here: http://marc.info/?l=openbsd-misc&m=137530560232232&w=2 http://marc.info/?l=openbsd-misc&m=137530560232232&w=2