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-rw-r--r--compiler/cmm/PprCmm.hs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/cmm/PprCmm.hs b/compiler/cmm/PprCmm.hs
index 1f5be5c9d1..f4e38d610a 100644
--- a/compiler/cmm/PprCmm.hs
+++ b/compiler/cmm/PprCmm.hs
@@ -1,3 +1,10 @@
+{-# OPTIONS_GHC -w #-}
+-- The above warning supression flag is a temporary kludge.
+-- While working on this module you are encouraged to remove it and fix
+-- any warnings in the module. See
+-- http://hackage.haskell.org/trac/ghc/wiki/WorkingConventions#Warnings
+-- for details
+
----------------------------------------------------------------------------
--
-- Pretty-printing of Cmm as (a superset of) C--