)` if the expression inside `calc()` computes to either numbers or out-of-range integers.">
<meta name="flags" content="dom invalid">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<style>
#invalid_digits_calc_0_plus_1 {
  text-combine-upright: digits calc(0 + 1);
}

#invalid_digits_calc_2_plus_3 {
  text-combine-upright: digits calc(2 + 3);
}

#invalid_digits_calc_4_minus_3 {
  text-combine-upright: digits calc(4 - 3);
}

#invalid_digits_calc_10_m