../boost/gil/extension/rasterization/ellipse.hpp:137:65: warning: narrowing conversion of ???(center2.boost::gil::point<unsigned int>::operator[](0) + ((unsigned int)pnt.boost::gil::point<int>::operator[](0)))??? from ???unsigned int??? to ???int??? inside { } [-Wnarrowing]
../boost/gil/extension/rasterization/ellipse.hpp:138:24: warning: narrowing conversion of ???(center2.boost::gil::point<unsigned int>::operator[](0) - ((unsigned int)pnt.boost::gil::point<int>::operator[](0)))??? from ???unsigned int??? to ???int??? inside { } [-Wnarrowing]
../boost/gil/extension/rasterization/ellipse.hpp:138:45: warning: narrowing conversion of ???(center2.boost::gil::point<unsigned int>::operator[](1) + ((unsigned int)pnt.boost::gil::point<int>::operator[](1)))??? from ???unsigned int??? to ???int??? inside { } [-Wnarrowing]
../boost/gil/extension/rasterization/ellipse.hpp:138:66: warning: narrowing conversion of ???(center2.boost::gil::point<unsigned int>::operator[](1) - ((unsigned int)pnt.boost::gil::point<int>::operator[](1)))??? from ???unsigned int??? to ???int??? inside { } [-Wnarrowing]
                

../libs/gil/test/extension/toolbox/indexed_image.cpp:153:37: warning: comparison of integer expressions of different signedness: ???std::size_t??? {aka ???unsigned int???} and ???const int??? [-Wsign-compare]