[project @ 2001-12-13 10:47:28 by sewardj]

[ghc-hetmet.git] / ghc / compiler / utils / UniqFM.lhs

diff --git a/ghc/compiler/utils/UniqFM.lhs b/ghc/compiler/utils/UniqFM.lhs
index 7e46e47..475d418 100644 (file)
--- a/ghc/compiler/utils/UniqFM.lhs
+++ b/ghc/compiler/utils/UniqFM.lhs
@@ -800,10 +800,18 @@ shiftR_ :: FastInt -> FastInt -> FastInt
 #if __GLASGOW_HASKELL__
 {-# INLINE shiftL_ #-}
 {-# INLINE shiftR_ #-}
+#if __GLASGOW_HASKELL__ >= 503
+shiftL_ n p = word2Int#((int2Word# n) `uncheckedShiftL#` p)
+#else
 shiftL_ n p = word2Int#((int2Word# n) `shiftL#` p)
+#endif
 shiftR_ n p = word2Int#((int2Word# n) `shiftr` p)
   where
+#if __GLASGOW_HASKELL__ >= 503
+    shiftr x y = uncheckedShiftRL# x y
+#else
     shiftr x y = shiftRL# x y
+#endif
 
 #else {- not GHC -}
 shiftL_ n p = n * (2 ^ p)