Module CSHL_Defs := DerivedDefs(CSHL_Def).
(***************** SEMAX_LEMMAS ****************)
(* THIS RULE FROM semax_switch *)
(* THESE RULES FROM semax_straight *)
(* THESE RULES FROM semax_lemmas *)

Axiom semax_skip:
forall {CS: compspecs} {Espec: OracleKind},
forall Delta P, @semax CS Espec Delta P Sskip (normal_ret_assert P).