aurb now builds with clang + lld + ThinLTO and bind-mounts a ThinLTO cache and its clang.cfg into the chroot; --gcc keeps the old gcc build. update-kernel still uses gcc.
aurb now builds with clang + lld + ThinLTO and bind-mounts a ThinLTO cache and its clang.cfg into the chroot; --gcc keeps the old gcc build. update-kernel still uses gcc.