r329445 - Revert "[analyzer] Remove an unused variable"

[George Karpenkov via cfe-commits]

Author: george.karpenkov
Date: Fri Apr  6 12:14:05 2018
New Revision: 329445

URL: http://llvm.org/viewvc/llvm-project?rev=329445&view=rev
Log:
Revert "[analyzer] Remove an unused variable"

This reverts commit 2fa3e3edc4ed6547cc4ce46a8c79d1891a5b3b36.

Removed the wrong variable.

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=329445&r1=329444&r2=329445&view=diff
==============================================================================
--- cfe/trunk/lib/Analysis/LiveVariables.cpp (original)
+++ cfe/trunk/lib/Analysis/LiveVariables.cpp Fri Apr  6 12:14:05 2018
@@ -381,7 +381,7 @@ void TransferFunctions::VisitBlockExpr(B
 void TransferFunctions::VisitDeclRefExpr(DeclRefExpr *DR) {
   const Decl* D = DR->getDecl();
   bool InAssignment = LV.inAssignment[DR];
-  if (isa<BindingDecl>(D)) {
+  if (const auto *BD = dyn_cast<BindingDecl>(D)) {
     if (!InAssignment)
       val.liveBindings = LV.BSetFact.add(val.liveBindings, BD);
   } else if (const auto *VD = dyn_cast<VarDecl>(D)) {