d200f45875
clang generates a warning if there's no explicit break or fall-through annotation. The latter would be kind of silly in this case, and not robust against any future changes turning the fall-through invalid. Reviewed-by: Eric Anholt <eric@anholt.net> Reviewed-by: Juan A. Suarez <jasuarez@igalia.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10220>