n_words 257 gc/backgraph.c typedef void (*per_object_func)(ptr_t p, word n_words, word gc_descr); n_words 278 gc/backgraph.c static void reset_back_edge(ptr_t p, word n_words, word gc_descr) n_words 314 gc/backgraph.c static void add_back_edges(ptr_t p, word n_words, word gc_descr) n_words 320 gc/backgraph.c gc_descr = WORDS_TO_BYTES(n_words); n_words 395 gc/backgraph.c static void update_max_height(ptr_t p, word n_words, word gc_descr)