">   13</span>&#160;<span class="preprocessor">#if defined(BOOST_CLANG)</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#pragma clang diagnostic push</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#pragma clang diagnostic ignored &quot;-Wunknown-pragmas&quot;</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocess