378 struct cff_stack_t  struct
380   void init ()  in init()
389   void fini () { elements.fini_deep (); }  in fini()
391   ELEM& operator [] (unsigned int i)  in operator []()
397   void push (const ELEM &v)  in push()
404   ELEM &push ()  in push()
415   ELEM& pop ()  in pop()
425   void pop (unsigned int n)  in pop()
433   const ELEM& peek ()  in peek()
443   void unpop ()  in unpop()
451   void clear () { count = 0; }  in clear()
453   bool in_error () const { return (error || elements.in_error ()); }  in in_error()
454   void set_error ()      { error = true; }  in set_error()
456   unsigned int get_count () const { return count; }  in get_count()
457   bool is_empty () const          { return !count; }  in is_empty()
459   static constexpr unsigned kSizeLimit = LIMIT;
462   bool error;
463   unsigned int count;
464   hb_vector_t<ELEM> elements;