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-rw-r--r--compiler/codeGen/CgClosure.lhs2
-rw-r--r--compiler/codeGen/CgHeapery.lhs2
-rw-r--r--compiler/codeGen/CgMonad.lhs1
3 files changed, 5 insertions, 0 deletions
diff --git a/compiler/codeGen/CgClosure.lhs b/compiler/codeGen/CgClosure.lhs
index 98e5b0d0f2..fabf434d07 100644
--- a/compiler/codeGen/CgClosure.lhs
+++ b/compiler/codeGen/CgClosure.lhs
@@ -46,6 +46,8 @@ import BasicTypes
import Constants
import Outputable
import FastString
+
+import Data.List
\end{code}
%********************************************************
diff --git a/compiler/codeGen/CgHeapery.lhs b/compiler/codeGen/CgHeapery.lhs
index 4a128499a7..3bba211aa1 100644
--- a/compiler/codeGen/CgHeapery.lhs
+++ b/compiler/codeGen/CgHeapery.lhs
@@ -45,6 +45,8 @@ import Util
import Constants
import PackageConfig
import Outputable
+
+import Data.List
\end{code}
diff --git a/compiler/codeGen/CgMonad.lhs b/compiler/codeGen/CgMonad.lhs
index 688591292c..8723e46d2a 100644
--- a/compiler/codeGen/CgMonad.lhs
+++ b/compiler/codeGen/CgMonad.lhs
@@ -79,6 +79,7 @@ import FastString
import Outputable
import Control.Monad
+import Data.List
infixr 9 `thenC` -- Right-associative!
infixr 9 `thenFC`