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-rw-r--r--compiler/cmm/CmmInfo.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler/cmm/CmmInfo.hs b/compiler/cmm/CmmInfo.hs
index 42c9e6ba53..aae3ea1c71 100644
--- a/compiler/cmm/CmmInfo.hs
+++ b/compiler/cmm/CmmInfo.hs
@@ -1,4 +1,5 @@
-{-# OPTIONS -fno-warn-tabs #-}
+{-# LANGUAGE CPP #-}
+{-# OPTIONS_GHC -fno-warn-tabs #-}
-- The above warning supression flag is a temporary kludge.
-- While working on this module you are encouraged to remove it and
-- detab the module (please do the detabbing in a separate patch). See