id summary reporter owner description type status milestone component version severity resolution keywords cc 13425 bug in boost polygon resize leoyin@… Lucanus Simonson "The function: void handleResizingEdge45() in polygon_45_set_data.hpp:943 When resizing a vertical/horizontal edge, the code construct a rectangle_data directly instead of using Unit template. When the coordinate_traits is specialized, this easily causes the integer overflow and lead to bogus result. Change int to Unit would be the simple fix. Thanks, " Bugs new To Be Determined polygon Boost 1.66.0 Problem