Function operator()

src/fl/stl/hash.h:112–114

                  "fl::Hash<T> only supports POD types (integrals, floats, "
                  "etc.), you need to define your own hash.");
    u32 operator()(const T &key) const FL_NOEXCEPT {
        return MurmurHash3_x86_32(&key, sizeof(T));
    }
};

template <typename T> struct FastHash {