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Optimise Digraph.postOrd, used when finding strongly connected components
[ghc-hetmet.git]
/
compiler
/
utils
/
ListSetOps.lhs
diff --git
a/compiler/utils/ListSetOps.lhs
b/compiler/utils/ListSetOps.lhs
index
0295072
..
29f4bb1
100644
(file)
--- a/
compiler/utils/ListSetOps.lhs
+++ b/
compiler/utils/ListSetOps.lhs
@@
-1,4
+1,5
@@
%
%
+% (c) The University of Glasgow 2006
% (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
%
\section[ListSetOps]{Set-like operations on lists}
% (c) The GRASP/AQUA Project, Glasgow University, 1992-1998
%
\section[ListSetOps]{Set-like operations on lists}
@@
-23,8
+24,9
@@
module ListSetOps (
import Outputable
import Unique ( Unique )
import UniqFM ( eltsUFM, emptyUFM, addToUFM_C )
import Outputable
import Unique ( Unique )
import UniqFM ( eltsUFM, emptyUFM, addToUFM_C )
-import Util ( isn'tIn, isIn, mapAccumR, sortLe )
-import List ( partition )
+import Util ( isn'tIn, isIn, sortLe )
+
+import Data.List
\end{code}
\end{code}