Method AstNode

include/ast.h:146–151

  class AstNode {
  public:
    AstNode(size_t size=32) : child0_(0), child1_(0), kind_(0), bits_(0), index_(0),
      boolvalue_(0), is_root_(1), label_(0), hash_(0) {
      root_ = new std::vector<AstNode>(); // only allocate if is root
      root_->reserve(size + 1); // default capacity, +1 for dummy root
      root_->emplace_back(AstNode(root_)); // add a dummy root
    }
    AstNode(std::vector<AstNode> *r) : root_(r), child0_(0), child1_(0),
      kind_(0), bits_(0), index_(0), boolvalue_(0), is_root_(0), label_(0),
      hash_(0) {} // don't allocate if not root