Hint Extern 2 (field_compatible _ nil _) =>
(apply malloc_compatible_field_compatible;
[assumption | reflexivity | reflexivity]).

Lemma data_array_at_local_facts' {cs: compspecs}:
forall t' n a sh (v: list (reptype t')) p,
n >= 0 ->
data_at sh (Tarray t' n a) v p |--
!! (field_compatible (Tarray t' n a) nil p
/\ Zlength v = n
/\ Forall (value_fits t') v).