Definition denote_tc_assert' {CS: compspecs} (a: tc_assert) (rho: environ) : mpred.
pose (P := denote_tc_assert a rho).
unfold denote_tc_assert in P.
super_unfold_lift.
destruct a; apply P.
Defined.
Definition check_pp_int' e1 e2 op t e :=
match op with
| Cop.Oeq | Cop.One =>
tc_andp'
(tc_test_eq' e1 e2)
(tc_bool (is_int_type t) (op_result_type e))
| Cop.Ole | Cop.Olt | Cop.Oge | Cop.Ogt =>
tc_andp'
(tc_test_order' e1 e2)
(tc_bool (is_int_type t) (op_result_type e))
| _ => tc_noproof
end.
(* Definition check_pl_long' e2 op t e := match op with | Cop.Oeq | Cop.One => tc_andp' (tc_iszero' e2) (tc_bool (is_int_type t) (op_result_type e)) | _ => tc_noproof end. *)

Lemma is_true_true: is_true true = True.