(********************************************  Max length gfs field_at load store: semax_max_path_field_load_nth_ram. semax_max_path_field_cast_load_nth_ram. semax_max_path_field_store_nth_ram.  ********************************************)
Section LOADSTORE_FIELD_AT.
Context {cs: compspecs}.

Lemma lower_andp_lifted_val:
forall (P Q: val->mpred) v,
(`(P && Q) v) = (`P v && `Q v).