X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FcodeGen%2FCgStackery.lhs;h=b8db38d4edffa6c371d05e0350fbc7f88bbcaa61;hb=c9bf1a2ccbf93198488b1446977e50b0a5f6ecf5;hp=549de5bad1cca035c349d7153cd785cb4d85bb01;hpb=17b297d97d327620ed6bfab942f8992b2446f1bf;p=ghc-hetmet.git

diff --git a/compiler/codeGen/CgStackery.lhs b/compiler/codeGen/CgStackery.lhs
index 549de5b..b8db38d 100644
--- a/compiler/codeGen/CgStackery.lhs
+++ b/compiler/codeGen/CgStackery.lhs
@@ -8,11 +8,11 @@ Stack-twiddling operations, which are pretty low-down and grimy.
 (This is the module that knows all about stack layouts, etc.)
 
 \begin{code}
-{-# OPTIONS_GHC -w #-}
+{-# OPTIONS -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
+--     http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
 -- for details
 
 module CgStackery (
@@ -41,6 +41,8 @@ import Util
 import FastString
 import OrdList
 import Outputable
+
+import Control.Monad
 \end{code}
 
 %************************************************************************
@@ -275,12 +277,10 @@ pushUpdateFrame :: CmmExpr -> Code -> Code
 
 pushUpdateFrame updatee code
   = do	{
-#ifdef DEBUG
-	  EndOfBlockInfo _ sequel <- getEndOfBlockInfo ;
-	  ASSERT(case sequel of { OnStack -> True; _ -> False})
-#endif
-
-	  allocStackTop (fixedHdrSize + 
+      when debugIsOn $ do
+    	{ EndOfBlockInfo _ sequel <- getEndOfBlockInfo ;
+    	; MASSERT(case sequel of { OnStack -> True; _ -> False}) }
+	; allocStackTop (fixedHdrSize + 
 			   sIZEOF_StgUpdateFrame_NoHdr `quot` wORD_SIZE)
 	; vsp <- getVirtSp
 	; setStackFrame vsp
@@ -303,7 +303,7 @@ emitPushUpdateFrame frame_addr updatee = do
 
 off_updatee :: ByteOff
 off_updatee = fixedHdrSize*wORD_SIZE + oFFSET_StgUpdateFrame_updatee
-\end{code}			
+\end{code}
 
 
 %************************************************************************