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-rw-r--r--compiler/profiling/CostCentre.lhs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/profiling/CostCentre.lhs b/compiler/profiling/CostCentre.lhs
index 8c2d938b8e..9545b2eb89 100644
--- a/compiler/profiling/CostCentre.lhs
+++ b/compiler/profiling/CostCentre.lhs
@@ -1,4 +1,11 @@
\begin{code}
+{-# OPTIONS -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
+-- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#TabsvsSpaces
+-- for details
+
{-# LANGUAGE BangPatterns, DeriveDataTypeable #-}
module CostCentre (