Method MinMaxOp

src/backend/cpu/kernel/ireduce.hpp:33–36

    T m_val;
    uint m_idx;
    MinMaxOp(T val, uint idx) : m_val(val), m_idx(idx) {
        using arrayfire::cpu::is_nan;
        if (is_nan(val)) { m_val = common::Binary<T, op>::init(); }
    }

    void operator()(T val, uint idx) {
        if ((cabs(val) < cabs(m_val) ||