nir_builder_alu_instr_finish_and_insert initialized the def's bit_size
and num_components so we should set them afterwards.
Signed-off-by: Job Noorman <jnoorman@igalia.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Emma Anholt <emma@anholt.net>
Fixes: c66967b5cb ("nir: add nir_opt_varyings, new pass optimizing and compacting varyings")
(cherry picked from commit 273fd18b89)
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40979>