compiler.cfg.copy-prop: cleanup using.

diff --git a/basis/compiler/cfg/copy-prop/copy-prop.factor b/basis/compiler/cfg/copy-prop/copy-prop.factor
index fed673055d3740b68052e5651003503feeb0c649..3fc15949f3e2f21d97eb71ae0dbde7ec4ce197b2 100644 (file)
--- a/basis/compiler/cfg/copy-prop/copy-prop.factor
+++ b/basis/compiler/cfg/copy-prop/copy-prop.factor
@@ -1,6 +1,6 @@
 ! Copyright (C) 2008, 2010 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors assocs compiler.cfg compiler.cfg.def-use
+USING: accessors assocs compiler.cfg.def-use
 compiler.cfg.instructions compiler.cfg.predecessors
 compiler.cfg.renaming compiler.cfg.rpo compiler.cfg.utilities
 grouping kernel namespaces sequences ;