https://svn.boost.org/trac10/ticket/5320 <p> boost svn trunk rev. 70018 </p> <p> Fedora 14 g++ (GCC) 4.5.1 20100924 (Red Hat 4.5.1-4) </p> <p> % cat ttct.cpp #include &lt;boost/type_traits/common_type.hpp&gt; </p> <p> % g++ -c -Wall -I../boost ttct.cpp </p> <p> boost/boost/type_traits/common_type.hpp:70:22: warning: variadic templates only available with -std=c++0x or -std=gnu++0x boost/boost/type_traits/common_type.hpp:150:46: warning: variadic templates only available with -std=c++0x or -std=gnu++0x </p> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/5320 Trac 1.4.3 John Maddock Wed, 16 Mar 2011 18:45:11 GMT https://svn.boost.org/trac10/ticket/5320#comment:1 https://svn.boost.org/trac10/ticket/5320#comment:1 <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> </ul> <p> (In <a class="changeset" href="https://svn.boost.org/trac10/changeset/70019" title="Don't enable GCC C++0x features in non-C++0x mode. Update tests to ...">[70019]</a>) Don't enable GCC C++0x features in non-C++0x mode. Update tests to actually fail unless we're in C++0x mode. Fixes <a class="closed ticket" href="https://svn.boost.org/trac10/ticket/5320" title="#5320: Bugs: variadic template used without -std=c++0x (closed: fixed)">#5320</a>. Fixes <a class="closed ticket" href="https://svn.boost.org/trac10/ticket/5319" title="#5319: Bugs: BOOST_HAS_VARIADIC_TMPL defined in non-C++0x environment. (closed: fixed)">#5319</a>. </p> Ticket