Add is_wild function to check for wild binders.

diff --git a/CoreTools.hs b/CoreTools.hs
index 3d3828b45b8c150d4c552759e6202a590a21c7fa..63bca94c23225ef84e94e8ee9e3755dd976b3a3f 100644 (file)
--- a/CoreTools.hs
+++ b/CoreTools.hs
@@ -11,11 +11,15 @@ import qualified HsExpr
 import qualified HsTypes
 import qualified HsBinds
 import qualified RdrName
 import qualified HsTypes
 import qualified HsBinds
 import qualified RdrName

+import qualified Name

 import qualified OccName
 import qualified TysWiredIn
 import qualified Bag
 import qualified DynFlags
 import qualified SrcLoc
 import qualified OccName
 import qualified TysWiredIn
 import qualified Bag
 import qualified DynFlags
 import qualified SrcLoc

+import qualified CoreSyn
+import qualified Var
+import qualified Unique

 
 import GhcTools
 import HsTools
 
 import GhcTools
 import HsTools


@@ -77,3 +81,11 @@ fsvec_len ty =
   where 
     (tycon, args) = Type.splitTyConApp ty
     [len, el_ty] = args
   where 
     (tycon, args) = Type.splitTyConApp ty
     [len, el_ty] = args

+
+-- Is this a wild binder?
+is_wild :: CoreSyn.CoreBndr -> Bool
+-- wild binders have a particular unique, that we copied from MkCore.lhs to
+-- here. However, this comparison didn't work, so we'll just check the
+-- occstring for now... TODO
+--(Var.varUnique bndr) == (Unique.mkBuiltinUnique 1)
+is_wild bndr = "wild" == (OccName.occNameString . Name.nameOccName . Var.varName) bndr