X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2FbasicTypes%2FVarSet.lhs;h=67a3dbf4c2eb3d08c62dde6ffa187b53fb1d3a85;hb=e0ff87e4c56e8caf94b95e927ebd743ad3995a31;hp=d7e85674bf511aa00356e4cf7f95f32e69a8591a;hpb=30c122df62ec75f9ed7f392f24c2925675bf1d06;p=ghc-hetmet.git

diff --git a/compiler/basicTypes/VarSet.lhs b/compiler/basicTypes/VarSet.lhs
index d7e8567..67a3dbf 100644
--- a/compiler/basicTypes/VarSet.lhs
+++ b/compiler/basicTypes/VarSet.lhs
@@ -5,7 +5,10 @@
 
 \begin{code}
 module VarSet (
+        -- * Var, Id and TyVar set types
 	VarSet, IdSet, TyVarSet,
+	
+	-- ** Manipulating these sets
 	emptyVarSet, unitVarSet, mkVarSet,
 	extendVarSet, extendVarSetList, extendVarSet_C,
 	elemVarSet, varSetElems, subVarSet,
@@ -19,7 +22,7 @@ module VarSet (
 
 #include "HsVersions.h"
 
-import Var
+import Var      ( Var, TyVar, Id )
 import Unique
 import UniqSet
 \end{code}