Local Hint Resolve perm_alloc_1 perm_alloc_2 perm_alloc_3 perm_alloc_4: mem.

(* Specifications: *)
Theorem valid_access_alloc_other:
forall chunk b' ofs p,
valid_access m1 chunk b' ofs p ->
valid_access m2 chunk b' ofs p.
Theorem valid_access_alloc_same:
forall chunk ofs,
lo <= ofs -> ofs + size_chunk chunk <= hi -> (align_chunk chunk | ofs) ->
valid_access m2 chunk b ofs Freeable.