Local Hint Resolve range_perm_implies range_perm_cur range_perm_max: mem.

(* Specifications: *)
Lemma range_perm_dec:
forall m b lo hi k p, {range_perm m b lo hi k p} + {~ range_perm m b lo hi k p}.
Theorem valid_access_freeable_any:
forall m chunk b ofs p,
valid_access m chunk b ofs Freeable ->
valid_access m chunk b ofs p.