sum_digits         52 ext/bcmath/libbcmath/src/doaddsub.c   int sum_scale, sum_digits;
sum_digits         59 ext/bcmath/libbcmath/src/doaddsub.c   sum_digits = MAX (n1->n_len, n2->n_len) + 1;
sum_digits         60 ext/bcmath/libbcmath/src/doaddsub.c   sum = bc_new_num (sum_digits, MAX(sum_scale, scale_min));
sum_digits         65 ext/bcmath/libbcmath/src/doaddsub.c       sumptr = (char *) (sum->n_value + sum_scale + sum_digits);
sum_digits         75 ext/bcmath/libbcmath/src/doaddsub.c   sumptr = (char *) (sum->n_value + sum_scale + sum_digits - 1);