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-rw-r--r--backend/RTLgenproof.v8
1 files changed, 7 insertions, 1 deletions
diff --git a/backend/RTLgenproof.v b/backend/RTLgenproof.v
index 92f4cc91..a96dfbfd 100644
--- a/backend/RTLgenproof.v
+++ b/backend/RTLgenproof.v
@@ -388,6 +388,11 @@ Proof.
intro. inversion H. reflexivity.
Qed.
+Lemma varinfo_preserved:
+ forall b, Genv.find_var_info tge b = Genv.find_var_info ge b.
+Proof
+ (Genv.find_var_info_transf_partial transl_fundef _ TRANSL).
+
(** Correctness of the code generated by [add_move]. *)
Lemma tr_move_correct:
@@ -1320,7 +1325,8 @@ Proof.
monadInv TF.
econstructor; split.
left; apply plus_one. eapply exec_function_external; eauto.
- eapply external_call_symbols_preserved; eauto. exact symbols_preserved.
+ eapply external_call_symbols_preserved; eauto.
+ exact symbols_preserved. exact varinfo_preserved.
constructor; auto.
(* return *)