get_char_length_tree 1301 regcomp.c      static int get_char_length_tree(Node* node, regex_t* reg, int* len);
get_char_length_tree 1530 regcomp.c      	r = get_char_length_tree(node->target, reg, &n);
get_char_length_tree 1549 regcomp.c      	r = get_char_length_tree(node->target, reg, &n);
get_char_length_tree 3280 regcomp.c        r = get_char_length_tree(an->target, reg, &len);