id summary reporter owner description type status milestone component version severity resolution keywords cc 7930 Error C2874 occurred at bm_traits.hpp on Visual Studio 2012 anonymous Marshall Clow "When boyer_moore header is included as the following,[[BR]] this error occurs on Visual Studio 2012, but it doesn't occur on Visual Studio 2005 nor Visual Studio 2010.[[BR]] (I don't check on Visual Studio 2008..) {{{ #include }}} ::boost::unordered_map in boost/tr1/unordered_map.hpp is in collision [[BR]] with definition of '''skip_map''' in boost/algorithm/searching/detail/bm_traits.hpp Detail of Compiler Error C2874 is the following.[[BR]] http://msdn.microsoft.com/en-us/library/vstudio/fe499f52%28v=vs.110%29.aspx" Bugs closed To Be Determined algorithm Boost 1.52.0 Problem fixed