Proof (proj1 exec_stmt_eval_funcall_steps).

(* Specifications: *)
Lemma eval_funcall_steps:
forall m fd args t m' res,
eval_funcall ge m fd args t m' res ->
forall k,
is_call_cont k ->
star step1 ge (Callstate fd args k m) t (Returnstate res k m').
Lemma eval_funcall_steps:
forall m fd args t m' res,
eval_funcall ge m fd args t m' res ->
forall k,
is_call_cont k ->
star step1 ge (Callstate fd args k m) t (Returnstate res k m').