https://svn.boost.org/trac10/ticket/6565 <p> The following occurs when compiling with GCC 4.3.2 on Linux with -Wundef -Werror: </p> <pre class="wiki">In file included from boost_1_49_0_beta1/boost/preprocessor/cat.hpp:17, from boost_1_49_0_beta1/boost/concept/detail/general.hpp:7, from boost_1_49_0_beta1/boost/concept/assert.hpp:36, from boost_1_49_0_beta1/boost/heap/detail/heap_comparison.hpp:14, from boost_1_49_0_beta1/boost/heap/binomial_heap.hpp:17, ... boost_1_49_0_beta1/boost/preprocessor/config/config.hpp:86:77: error: "__GXX_EXPERIMENTAL_CXX0X__" is not defined </pre><p> I'm not sure what version introduced this. </p> <p> (I'm going to be filing a couple of these bugs because they appear in different components... sorry if that's the wrong thing to do.) </p> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/6565 Trac 1.4.3 John Maddock Fri, 17 Feb 2012 09:29:10 GMT https://svn.boost.org/trac10/ticket/6565#comment:1 https://svn.boost.org/trac10/ticket/6565#comment:1 <ul> <li><strong>owner</strong> changed from <span class="trac-author">John Maddock</span> to <span class="trac-author">pmenso57</span> </li> <li><strong>component</strong> <span class="trac-field-old">config</span> → <span class="trac-field-new">preprocessor</span> </li> </ul> <p> Reassigning to Boost.Preprocessor. </p> Ticket anonymous Wed, 30 May 2012 07:55:12 GMT https://svn.boost.org/trac10/ticket/6565 https://svn.boost.org/trac10/ticket/6565 <ul> <li><strong>attachment</strong> → <span class="trac-field-new">gxx_experimental_cxx0x-config.patch</span> </li> </ul> <p> A possible solution. Patch created against <a class="ext-link" href="http://svn.boost.org/svn/boost/trunk@78759"><span class="icon">​</span>http://svn.boost.org/svn/boost/trunk@78759</a>. </p> Ticket