Scheme expr_ind2 := Induction for Csyntax.expr Sort Prop
with exprlist_ind2 := Induction for Csyntax.exprlist Sort Prop.
Combined Scheme expr_exprlist_ind from expr_ind2, exprlist_ind2.

Lemma transl_expr_stmt_meets_spec:
forall r g s g' I,
transl_expr_stmt r g = Res s g' I ->
tr_expr_stmt r s.