rb_num_coerce_bit 6297 bignum.c       	return rb_num_coerce_bit(x, y, '&');
rb_num_coerce_bit 6416 bignum.c       	return rb_num_coerce_bit(x, y, '|');
rb_num_coerce_bit 6510 bignum.c       	return rb_num_coerce_bit(x, y, '^');
rb_num_coerce_bit  580 include/ruby/intern.h VALUE rb_num_coerce_bit(VALUE, VALUE, ID);