id summary reporter owner description type status milestone component version severity resolution keywords cc 6881 boost polygon uses undefined std::endl free66@… Lucanus Simonson "At least with llvm clang 3.1 on Mac XCode 4.3.2 one has to add e.g. #include to boolean_op_45.hpp and polygon_45_formation.hpp, otherwise std::endl is not defined." Bugs closed To Be Determined polygon Boost 1.49.0 Problem fixed