Boost C++ Libraries: Ticket #8865: comparison of unsigned expression warning https://svn.boost.org/trac10/ticket/8865 <p> Building with -Werror and -Wtype-limits gives this warning: </p> <pre class="wiki">boost/property_tree/detail/ptree_utils.hpp:76:13: warning: comparison of unsigned expression &lt; 0 is always false [-Wtype-limits] </pre> en-us Boost C++ Libraries /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/8865 Trac 1.4.3