<code class="constant">GL_SHADER_STORAGE_BARRIER_BIT</code>.
                    If the special value <code class="constant">GL_ALL_BARRIER_BITS</code> is specified, all supported barriers will be inserted.
                </p>
            </dd>
          </dl>
        </div>
      </div>
      <div class="refsect1" id="description">
        <h2>Description</h2>
        <p>
            <code class="function">glMemoryBarrier</code> defines a barrier ordering the memory transactions issued prior to the
      