360     if (ParentStack.empty())  in addParent()
375       if (const auto *D = ParentStack.back().get<Decl>())  in addParent()
377       else if (const auto *S = ParentStack.back().get<Stmt>())  in addParent()
380         NodeOrVector = new DynTypedNode(ParentStack.back());  in addParent()
394       bool Found = ParentStack.back().getMemoizationData() &&  in addParent()
396                              ParentStack.back()) != Vector->end();  in addParent()
398         Vector->push_back(ParentStack.back());  in addParent()
409     ParentStack.push_back(createDynTypedNode(Node));  in TraverseNode()
411     ParentStack.pop_back();  in TraverseNode()
436     ParentStack.push_back(DynTypedNode::create(*StmtNode));  in dataTraverseStmtPre()
440     ParentStack.pop_back();  in dataTraverseStmtPost()
445   llvm::SmallVector<DynTypedNode, 16> ParentStack;  member in ParentMapContext::ParentMap::ASTVisitor