Proof (Genv.find_funct_match TRANSF).

Lemma function_ptr_translated:
forall (b: block) (f: fundef),
Genv.find_funct_ptr ge b = Some f ->
exists cu f', Genv.find_funct_ptr tge b = Some f' /\ transf_fundef (funenv_program cu) f = OK f' /\ linkorder cu prog.