diff --git a/clang/lib/AST/ASTContext.cpp b/clang/lib/AST/ASTContext.cpp
index 99fac32..2bde004 100644
--- a/clang/lib/AST/ASTContext.cpp
+++ b/clang/lib/AST/ASTContext.cpp
@@ -6851,8 +6851,8 @@
       }
     } else if (Options.IsOutermostType()) {
       QualType P = PointeeTy;
-      while (P->getAs<PointerType>())
-        P = P->getAs<PointerType>()->getPointeeType();
+      while (auto PT = P->getAs<PointerType>())
+        P = PT->getPointeeType();
       if (P.isConstQualified()) {
         isReadOnly = true;
         S += 'r';