X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=compiler%2Ftypecheck%2FTcSMonad.lhs;h=b2ce381707d34cd3b89aa21b751b196710b188e9;hb=cd54b707b0d77a3c62ee9f57b82dae98727f1c34;hp=dfaa3dc11a2bdf7c8dc3650f9c2062c9cb37874e;hpb=224ef3094189bc9a33f23285b5dccbffdd8d7de0;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcSMonad.lhs b/compiler/typecheck/TcSMonad.lhs
index dfaa3dc..b2ce381 100644
--- a/compiler/typecheck/TcSMonad.lhs
+++ b/compiler/typecheck/TcSMonad.lhs
@@ -103,12 +103,13 @@ import FastString
 
 import HsBinds               -- for TcEvBinds stuff 
 import Id 
-
 import TcRnTypes
+import Data.IORef
+
 #ifdef DEBUG
+import StaticFlags( opt_PprStyle_Debug )
 import Control.Monad( when )
 #endif
-import Data.IORef
 \end{code}
 
 
@@ -529,7 +530,7 @@ runTcS context untouch tcs
 
 #ifdef DEBUG
        ; count <- TcM.readTcRef step_count
-       ; when (count > 0) $
+       ; when (opt_PprStyle_Debug && count > 0) $
          TcM.debugDumpTcRn (ptext (sLit "Constraint solver steps =") 
                             <+> int count <+> ppr context)
 #endif