diff options
Diffstat (limited to 'backend/Selectionproof.v')
| -rw-r--r-- | backend/Selectionproof.v | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/backend/Selectionproof.v b/backend/Selectionproof.v index 0d1a1ee..e03085a 100644 --- a/backend/Selectionproof.v +++ b/backend/Selectionproof.v @@ -319,6 +319,13 @@ Proof. intros. destruct f; reflexivity. Qed. +Lemma varinfo_preserved: + forall b, Genv.find_var_info tge b = Genv.find_var_info ge b. +Proof. + intros; unfold ge, tge, tprog, sel_program. + apply Genv.find_var_info_transf. +Qed. + (** Semantic preservation for expressions. *) Lemma sel_expr_correct: @@ -471,7 +478,8 @@ Proof. constructor; auto. (* external call *) econstructor; split. - econstructor. eapply external_call_symbols_preserved; eauto. exact symbols_preserved. + econstructor. eapply external_call_symbols_preserved; eauto. + exact symbols_preserved. exact varinfo_preserved. constructor; auto. Qed. |