      <dd>
              <p>
                    The address of a memory location storing the data to be
                    replicated into the buffer's data store.
                </p>
            </dd>
          </dl>
        </div>
      </div>
      <div class="refsect1" id="description">
        <h2>Description</h2>
        <p>
            <code class="function">glClearBufferSubData</code> and
            <code class="function">glClearNamedBufferSubData</code> fill a specified
            region of a 