r328968 - Fix unused variable warning introduced at revision 328910.

[Andrea Di Biagio via cfe-commits]

Author: adibiagio
Date: Mon Apr  2 05:04:37 2018
New Revision: 328968

URL: http://llvm.org/viewvc/llvm-project?rev=328968&view=rev
Log:
Fix unused variable warning introduced at revision 328910.

Modified:
    cfe/trunk/lib/Analysis/LiveVariables.cpp

Modified: cfe/trunk/lib/Analysis/LiveVariables.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Analysis/LiveVariables.cpp?rev=328968&r1=328967&r2=328968&view=diff
==============================================================================
--- cfe/trunk/lib/Analysis/LiveVariables.cpp (original)
+++ cfe/trunk/lib/Analysis/LiveVariables.cpp Mon Apr  2 05:04:37 2018
@@ -383,8 +383,7 @@ void TransferFunctions::VisitDeclRefExpr
   bool InAssignment = LV.inAssignment[DR];
   if (const auto *BD = dyn_cast<BindingDecl>(D)) {
     if (!InAssignment)
-      val.liveBindings =
-          LV.BSetFact.add(val.liveBindings, cast<BindingDecl>(D));
+      val.liveBindings = LV.BSetFact.add(val.liveBindings, BD);
   } else if (const auto *VD = dyn_cast<VarDecl>(D)) {
     if (!InAssignment && !isAlwaysAlive(VD))
       val.liveDecls = LV.DSetFact.add(val.liveDecls, VD);