X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypes%2FInstEnv.lhs;h=774808d4fea8b6018ad795d69cfeea4375a1d5e5;hb=8ad973aef4ff86b5a3e2aa6276d9dd8c99732eca;hp=2d1589ca6213eac7350e3f454901b099645d9971;hpb=5aa6d2287415c3b356e1ca18a05be95add08b2dd;p=ghc-hetmet.git

diff --git a/compiler/types/InstEnv.lhs b/compiler/types/InstEnv.lhs
index 2d1589c..774808d 100644
--- a/compiler/types/InstEnv.lhs
+++ b/compiler/types/InstEnv.lhs
@@ -27,12 +27,12 @@ import VarSet
 import Name
 import TcType
 import TyCon
-import TcGadt
 import Unify
 import Outputable
 import BasicTypes
 import UniqFM
 import Id
+import FastString
 
 import Data.Maybe	( isJust, isNothing )
 \end{code}
@@ -133,13 +133,13 @@ pprInstance :: Instance -> SDoc
 -- Prints the Instance as an instance declaration
 pprInstance ispec
   = hang (pprInstanceHdr ispec)
-	2 (ptext SLIT("--") <+> pprNameLoc (getName ispec))
+	2 (ptext (sLit "--") <+> pprNameLoc (getName ispec))
 
 -- * pprInstanceHdr is used in VStudio to populate the ClassView tree
 pprInstanceHdr :: Instance -> SDoc
 -- Prints the Instance as an instance declaration
 pprInstanceHdr ispec@(Instance { is_flag = flag })
-  = ptext SLIT("instance") <+> ppr flag
+  = ptext (sLit "instance") <+> ppr flag
     <+> sep [pprThetaArrow theta, pprClassPred clas tys]
   where
     (_, theta, clas, tys) = instanceHead ispec
@@ -370,7 +370,7 @@ extendInstEnv inst_env ins_item@(Instance { is_cls = cls_nm, is_tcs = mb_tcs })
     add (ClsIE cur_insts cur_tyvar) _ = ClsIE (ins_item : cur_insts)
 					      (ins_tyvar || cur_tyvar)
     ins_tyvar = not (any isJust mb_tcs)
-\end{code}		      
+\end{code}
 
 
 %************************************************************************
@@ -483,7 +483,7 @@ lookupInstEnv (pkg_ie, home_ie) cls tys
 		-- They shouldn't because we allocate separate uniques for them
         case tcUnifyTys bind_fn tpl_tys tys of
 	    Just _   -> find ms (item:us) rest
-	    Nothing  -> find ms us	   rest
+	    Nothing  -> find ms us	  rest
 
 ---------------
 bind_fn :: TyVar -> BindFlag