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-rw-r--r--backend/Splitting.ml2
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diff --git a/backend/Splitting.ml b/backend/Splitting.ml
index 17b8098d..40f09c3d 100644
--- a/backend/Splitting.ml
+++ b/backend/Splitting.ml
@@ -13,10 +13,8 @@
(* Live range splitting over RTL *)
open Camlcoq
-open Datatypes
open Coqlib
open Maps
-open AST
open Kildall
open Registers
open RTL