e_cv&lt;typename std::remove_reference&lt;R&gt;::type&gt;::type, typename  = typename std::enable_if&lt;!std::is_same&lt;T, nvtxPayloadData_t&gt;::value&gt;::type&gt; </div>
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          <td class="memname">nvtx3::v1::mv1::payload_data::payload_data </td>
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          <td class="paramtype">R &amp;&amp;&#160;</td>
          <td class="paramname"><em>t</em></td><td>)</td>
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