X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=Text%2FPrintf.hs;h=f14ac0e35522d48b2e0fe89fd8acde9661052526;hb=754e3648b3e91efac42e311aca06828a3bb69f88;hp=4b11931b8e5051e86bc23c9949b599a02a73f233;hpb=ed66a539e530dbee2fae9eec6d83e5373751077f;p=ghc-base.git

diff --git a/Text/Printf.hs b/Text/Printf.hs
index 4b11931..f14ac0e 100644
--- a/Text/Printf.hs
+++ b/Text/Printf.hs
@@ -147,8 +147,10 @@ instance PrintfArg Int32 where
 instance PrintfArg Int64 where
     toUPrintf = uInteger
 
+#ifndef __NHC__
 instance PrintfArg Word where
     toUPrintf = uInteger
+#endif
 
 instance PrintfArg Word8 where
     toUPrintf = uInteger