(** The simulation diagram. *)

Fixpoint seq_left_depth (s: Csharpminor.stmt) : nat :=
  match s with
  | Csharpminor.Sseq s1 s2 => S (seq_left_depth s1)
  | _ => O
  end.Definition measure (S: Csharpminor.state) : nat :=
  match S with
  | Csharpminor.State fn s k e le m => seq_left_depth s
  | _ => O
  end.

Theorem transl_program_correct: forward_simulation (Csharpminor.semantics prog) (Cminor.semantics tprog).