Instance Clight_newSem ge : Semantics :=
    { semG := G; semC := C; semSem := CLN_evsem ge; the_ge := ge }.

Lemma Vptrofs_inj : forall o1 o2, Vptrofs o1 = Vptrofs o2 -> Ptrofs.unsigned o1 = Ptrofs.unsigned o2.