Next Obligation. intros. apply rel_expr'_hered. Defined.
Program Definition rel_lvalue {CS: compspecs}  (e: expr) (v: val) (rho: environ) : pred rmap :=
fun phi => rel_lvalue' rho phi e v.
Next Obligation. intros. apply rel_lvalue'_hered. Defined.
Definition rel_lvalue'_expr'_sch CS rho phi P P0 :=
fun H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 =>
conj (rel_expr'_sch CS rho phi P P0 H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17)
(rel_lvalue'_sch CS rho phi P P0 H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17).

Lemma sem_cast_load_result:
forall v1 t1 t2 v2 ch m,
access_mode t1 = By_value ch ->
Cop.sem_cast v1 t2 t1 m = Some v2 ->
Val.load_result ch v2 = v2.