func TestToFromBig(t *testing.T) {
	for i, test := range toFromBigTests {
		n, _ := new(big.Int).SetString(test, 16)
		var x p224FieldElement
		p224FromBig(&x, n)
		m := p224ToBig(&x)
		if n.Cmp(m) != 0 {
			t.Errorf("#%d: %x != %x", i, n, m)
		}
		q := p224AlternativeToBig(&x)
		if n.Cmp(q) != 0 {
			t.Errorf("#%d: %x != %x (alternative)", i, n, m)
		}
	}
}
The software performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management.