Use getDeclName() instead of getIdentifier() (safe against null pointers)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68804 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Sema/SemaDeclObjC.cpp

@@ -1362,7 +1362,7 @@ void Sema::ActOnAtEnd(SourceLocation AtEndLoc, DeclPtrTy classDecl,
           if (VDecl->getStorageClass() != VarDecl::Extern &&
               VDecl->getStorageClass() != VarDecl::PrivateExtern)
             Diag(VDecl->getLocation(), diag::err_objc_var_decl_inclass) 
-              << cast<NamedDecl>(ClassDecl)->getIdentifier();
+              << cast<NamedDecl>(ClassDecl)->getDeclName();
         }
     }
   }