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-rw-r--r--compiler/nativeGen/RegAlloc/Graph/SpillClean.hs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/nativeGen/RegAlloc/Graph/SpillClean.hs b/compiler/nativeGen/RegAlloc/Graph/SpillClean.hs
index 94c274dfaf..ec58378255 100644
--- a/compiler/nativeGen/RegAlloc/Graph/SpillClean.hs
+++ b/compiler/nativeGen/RegAlloc/Graph/SpillClean.hs
@@ -23,6 +23,13 @@
-- This also works if the reloads in B1\/B2 were spills instead, because
-- spilling %r1 to a slot makes that slot have the same value as %r1.
--
+{-# 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
+
module RegAlloc.Graph.SpillClean (
cleanSpills
)