// PR c++/96905
// { dg-do compile { target c++20 } }
template<typename Rep>
struct duration
{
static consteval int
gcd(int m, int n) noexcept
{
while (m != 0 && n != 0)
{
int rem = m % n;
m = n;
n = rem;
}
return m + n;
}
};
template class duration<int>;