https://svn.boost.org/trac10/ticket/11821 <p> clang-cl svn (<a class="missing changeset" title="No changeset 253440 in the repository">r253440</a>) fails to compile </p> <pre class="wiki">#include &lt;boost/typeof/typeof.hpp&gt; </pre><p> with: </p> <pre class="wiki">typeof_impl.hpp:150:31: error: template specialization or definition requires a template parameter list corresponding to the nested type 'base_type' (aka 'msvc_extract_type&lt;ID&gt;') struct base_type::id2type // This uses nice VC6.5 and VC7.1 bugfeature ~~~~~~~~~ ^ </pre><p> this is due to BOOST_MSVC not defined. When this is worked around with -DBOOST_MSVC=1800, there is another failure in the same file: </p> <pre class="wiki">typeof_impl.hpp:125:20: error: explicit specialization of non-template struct 'id2type_impl' struct id2type_impl&lt;true&gt; //VC8.0 specific bugfeature ^ ~~~~~~ </pre><p> please see ideas to fix at </p> <blockquote> <p> <a class="ext-link" href="https://llvm.org/bugs/show_bug.cgi?id=25644"><span class="icon">​</span>https://llvm.org/bugs/show_bug.cgi?id=25644</a> </p> </blockquote> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/11821 Trac 1.4.3 Yaron Keren <yaron.keren@…> Sun, 06 Dec 2015 14:11:20 GMT https://svn.boost.org/trac10/ticket/11821#comment:3 https://svn.boost.org/trac10/ticket/11821#comment:3 <ul> <li><strong>status</strong> <span class="trac-field-old">new</span> → <span class="trac-field-new">closed</span> </li> <li><strong>resolution</strong> → <span class="trac-field-new">fixed</span> </li> <li><strong>milestone</strong> <span class="trac-field-old">To Be Determined</span> → <span class="trac-field-new">Boost 1.65.0</span> </li> </ul> <p> Fixed in 1.65: <a class="ext-link" href="https://github.com/boostorg/typeof/pull/3"><span class="icon">​</span>https://github.com/boostorg/typeof/pull/3</a> </p> Ticket