This is mostly to get additional -Werror coverage to avoid introducing
unforced ILP32 or big-endian errors. i386 adds lavapipe, r600, nouveau,
zink, and all the classic drivers. ppc64le adds lavapipe and zink, and
also adds -Werror for symmetry with the other cross builds. s390x also
adds lavapipe and zink.
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8394>
Using x86_build-base as a separate base layer as well for storage &
network bandwidth efficiency.
Using separate images allows dropping the workarounds from the cross
build job scripts.
Reviewed-by: Eric Anholt <eric@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5296>