<p>In <a href="https://github.com/mlpack/mlpack/pull/699#discussion_r69009938">src/mlpack/tests/rectangle_tree_test.cpp</a>:</p>
<pre style='color:#555'>&gt; +    if (!success)
&gt; +      break;
&gt; +  }
&gt; +  BOOST_REQUIRE_EQUAL(success, true);
&gt; +
&gt; +  for (size_t i = 0; i &lt; tree.NumChildren(); i++)
&gt; +    CheckOverlap(tree.Child(i));
&gt; +}
&gt; +
&gt; +BOOST_AUTO_TEST_CASE(RPlusTreeOverlapTest)
&gt; +{
&gt; +  arma::mat dataset;
&gt; +  dataset.randu(8, 1000); // 1000 points in 8 dimensions.
&gt; +
&gt; +  typedef RPlusTree&lt;EuclideanDistance,
&gt; +      NeighborSearchStat&lt;NearestNeighborSort&gt;,arma::mat&gt; TreeType;
</pre>
<p>Tiny style issue here, we should put a space between <code>&gt;,</code> and <code>arma::mat</code>. :)</p>

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