<p>In <a href="https://github.com/mlpack/mlpack/pull/703#discussion_r68396109">src/mlpack/core/arma_extend/fn_index_min_max.hpp</a>:</p>
<pre style='color:#555'>> @@ -0,0 +1,323 @@
> +#if (ARMA_VERSION_MAJOR < 7\
> + || (ARMA_VERSION_MAJOR == 7 && ARMA_VERSION_MINOR < 200))
> +template<typename T1>
> +inline
> +typename arma_not_cx<typename T1::elem_type>::result
> +op_min::min_with_index(const Proxy<T1>& P, uword& index_of_min_val)
> + {
> + arma_extra_debug_sigprint();
> +
> + typedef typename T1::elem_type eT;
> +
> + const uword n_elem = P.get_n_elem();
> +
> + if(n_elem == 0)
</pre>
<p>I think this format is a little bit weird</p>
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