(* -*- coq-prog-args: ("-emacs" "-profile-ltac") -*- *)
Require Coq.ZArith.BinInt.
Ltac sleep := do 50 (idtac; let sleep := (eval vm_compute in Coq.ZArith.BinInt.Z.div_eucl) in idtac).

Ltac foo0 := idtac; sleep.
Ltac foo1 := sleep; foo0.
Ltac foo2 := sleep; foo1.
Goal True.
  foo2.
  Show Ltac Profile CutOff 47.
  constructor.
Qed.