https://svn.boost.org/trac10/ticket/6508 <p> In boost_1_49_0_beta1 header boost/pointer_to_other.hpp must be included in boost/intrusive/deriviation_value_traits.hpp. </p> <p> Otherwise, this errors are produced: </p> <pre class="wiki"> ./boost/intrusive/derivation_value_traits.hpp:35:28: error: 'pointer_to_other' in namespace 'boost' does not name a type ./boost/intrusive/derivation_value_traits.hpp:35:44: error: expected unqualified-id before '&lt;' token ./boost/intrusive/derivation_value_traits.hpp:36:28: error: 'pointer_to_other' in namespace 'boost' does not name a type ./boost/intrusive/derivation_value_traits.hpp:36:44: error: expected unqualified-id before '&lt;' token ./boost/intrusive/derivation_value_traits.hpp:38:22: error: 'pointer' was not declared in this scope ./boost/intrusive/derivation_value_traits.hpp:38:29: error: template argument 1 is invalid ./boost/intrusive/derivation_value_traits.hpp:40:22: error: 'const_pointer' was not declared in this scope ./boost/intrusive/derivation_value_traits.hpp:40:35: error: template argument 1 is invalid </pre> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/6508 Trac 1.4.3 Ion Gaztañaga Wed, 01 Feb 2012 21:53:40 GMT https://svn.boost.org/trac10/ticket/6508#comment:1 https://svn.boost.org/trac10/ticket/6508#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> Fixed in trunk and release branches (At revision: 76826) </p> Ticket