Boost C++ Libraries: Ticket #13144: Hinted overloads of boost::container::flat_map::insert_or_assign are uncompilable https://svn.boost.org/trac10/ticket/13144 <p> <code>boost::container::flat_map::insert_or_assign()</code> overloads which take a hint require an impossible conversion from <code>std::pair&lt;iterator, bool&gt;</code> to <code>iterator</code>, breaking compilation of any code that tries to use these methods. </p> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/13144 Trac 1.4.3