Fix unused variable warning. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@356839 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/CGCXX.cpp b/lib/CodeGen/CGCXX.cpp
index af20856351de3a45099cd3cb22b56b9027a01b6e..adaeacfe868e091c7ab6376f01687833e6ecad76 100644 (file)
--- a/lib/CodeGen/CGCXX.cpp
+++ b/lib/CodeGen/CGCXX.cpp
@@ -222,7 +222,7 @@ llvm::FunctionCallee CodeGenModule::getAddrAndTypeOfCXXStructor(
     bool DontDefer, ForDefinition_t IsForDefinition) {
   auto *MD = cast<CXXMethodDecl>(GD.getDecl());
 
-  if (auto *DD = dyn_cast<CXXDestructorDecl>(MD)) {
+  if (isa<CXXDestructorDecl>(MD)) {
     // Always alias equivalent complete destructors to base destructors in the
     // MS ABI.
     if (getTarget().getCXXABI().isMicrosoft() &&