(*From Cminorgenproof*)
Remark val_inject_function_pointer:
  forall v fd j tv,
  Genv.find_funct ge v = Some fd ->
  globalfunction_ptr_inject j ->
  val_inject j v tv ->
  tv = v.

Lemma varinfo_preserved: forall b, Genv.find_var_info tge b = Genv.find_var_info ge b.