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

../libs/gil/test/core/image_processing/kernel_fixed.cpp:82:60: warning: 'v' may be used uninitialized [-Wmaybe-uninitialized]