Remark val_lessdef_normalize:
  forall v v' ty,
  Val.has_type v ty -> Val.lessdef v v' ->
  Val.lessdef v (Val.load_result (chunk_of_type ty) v').

Lemma functions_translated: forall (v: val) (f: RTL.fundef), Genv.find_funct ge v = Some f -> exists tf, Genv.find_funct tge v = Some tf /\ transf_fundef f = OK tf.