Fix return of ring_span's copy_popper<T>::operator() #91
Description
in:
template <typename T>
T sg14::copy_popper<T>::operator()(T& t)
{
T old = t;
t = copy;
return t;
}
shouldn't return t be return old?
{{ message }}
in:
template <typename T>
T sg14::copy_popper<T>::operator()(T& t)
{
T old = t;
t = copy;
return t;
}
shouldn't return t be return old?