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-rw-r--r--compiler/simplCore/SimplUtils.lhs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/simplCore/SimplUtils.lhs b/compiler/simplCore/SimplUtils.lhs
index 59e5d4adc1..14789c44a4 100644
--- a/compiler/simplCore/SimplUtils.lhs
+++ b/compiler/simplCore/SimplUtils.lhs
@@ -4,6 +4,8 @@
\section[SimplUtils]{The simplifier utilities}
\begin{code}
+{-# LANGUAGE CPP #-}
+
module SimplUtils (
-- Rebuilding
mkLam, mkCase, prepareAlts, tryEtaExpandRhs,