Boost C++ Libraries: Ticket #12801: dynamic_bitset move constructor/assignment does not compile with state allocator https://svn.boost.org/trac10/ticket/12801 <p> Since C++11 custom allocators may contain state. </p> <p> Asserts in move constructor/assignment </p> <p> <em>assert((b.m_bits = buffer_type()).empty());</em> </p> <p> compile only if allocator is stateless (has constructor with no arguments). </p> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/12801 Trac 1.4.3