r326980 - Fix an unused variable warning; NFC

[George Burgess IV via cfe-commits]

Author: gbiv
Date: Wed Mar  7 18:15:12 2018
New Revision: 326980

URL: http://llvm.org/viewvc/llvm-project?rev=326980&view=rev
Log:
Fix an unused variable warning; NFC

Modified:
    cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp

Modified: cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp?rev=326980&r1=326979&r2=326980&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp Wed Mar  7 18:15:12 2018
@@ -2466,7 +2466,7 @@ void ExprEngine::VisitCommonDeclRefExpr(
                       ProgramPoint::PostLValueKind);
     return;
   }
-  if (const auto* BD = dyn_cast<BindingDecl>(D)) {
+  if (isa<BindingDecl>(D)) {
     // FIXME: proper support for bound declarations.
     // For now, let's just prevent crashing.
     return;