>>> opencv 2.4.13.7 Extracting gzip -d -c /home/buildroot/autobuild/instance-1/dl/opencv/opencv-2.4.13.7.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7 -xf - >>> opencv 2.4.13.7 Patching Applying 0001-atomic.patch using patch: patching file modules/core/include/opencv2/core/core.hpp Hunk #1 succeeded at 1294 (offset 4 lines). Hunk #2 succeeded at 1494 (offset 4 lines). Hunk #3 succeeded at 1989 (offset 4 lines). Hunk #4 succeeded at 3460 (offset 11 lines). patching file modules/core/include/opencv2/core/gpumat.hpp Hunk #1 succeeded at 300 (offset -1 lines). patching file modules/core/include/opencv2/core/operations.hpp Hunk #1 succeeded at 2592 (offset 3 lines). Hunk #2 succeeded at 2631 (offset 3 lines). patching file modules/core/src/gpumat.cpp patching file modules/core/src/matrix.cpp patching file modules/core/src/system.cpp Hunk #1 succeeded at 890 (offset -2 lines). Hunk #2 succeeded at 923 with fuzz 1 (offset 3 lines). Hunk #3 succeeded at 942 (offset 7 lines). Hunk #4 succeeded at 957 (offset 7 lines). patching file modules/gpu/include/opencv2/gpu/gpu.hpp Hunk #1 succeeded at 135 (offset 10 lines). patching file modules/ocl/include/opencv2/ocl/ocl.hpp Hunk #1 succeeded at 409 (offset 5 lines). patching file modules/ocl/src/matrix_operations.cpp patching file modules/python/src2/cv2.cpp Applying 0002-CMakeLists.txt-Do-not-add-libdl-to-LINKER_LIBS-for-s.patch using patch: patching file CMakeLists.txt Hunk #1 succeeded at 454 (offset -3 lines). >>> opencv 2.4.13.7 Configuring (mkdir -p /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7//buildroot-build && cd /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7//buildroot-build && rm -f CMakeCache.txt && PATH="/home/buildroot/autobuild/instance-1/output-1/host/bin:/home/buildroot/autobuild/instance-1/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" /home/buildroot/autobuild/instance-1/output-1/host/bin/cmake /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/ -DCMAKE_TOOLCHAIN_FILE="/home/buildroot/autobuild/instance-1/output-1/host/share/buildroot/toolchainfile.cmake" -DCMAKE_INSTALL_PREFIX="/usr" -DCMAKE_COLOR_MAKEFILE=OFF -DBUILD_DOC=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLE=OFF -DBUILD_EXAMPLES=OFF -DBUILD_TEST=OFF -DBUILD_TESTS=OFF -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=ON -DBUILD_PERF_TESTS=OFF -DBUILD_TESTS=ON -DBUILD_WITH_DEBUG_INFO=OFF -DBUILD_WITH_STATIC_CRT=OFF -DENABLE_FAST_MATH=ON -DENABLE_NOISY_WARNINGS=OFF -DENABLE_OMIT_FRAME_POINTER=ON -DENABLE_PRECOMPILED_HEADERS=OFF -DENABLE_PROFILING=OFF -DOPENCV_CAN_BREAK_BINARY_COMPATIBILITY=ON -DCMAKE_INSTALL_RPATH_USE_LINK_PATH=OFF -DCMAKE_SKIP_RPATH=OFF -DCMAKE_USE_RELATIVE_PATHS=OFF -DBUILD_PACKAGE=OFF -DENABLE_SOLUTION_FOLDERS=OFF -DINSTALL_CREATE_DISTRIB=OFF -DBUILD_opencv_androidcamera=OFF -DBUILD_opencv_apps=OFF -DBUILD_opencv_calib3d=ON -DBUILD_opencv_contrib=OFF -DBUILD_opencv_core=ON -DBUILD_opencv_dynamicuda=OFF -DBUILD_opencv_features2d=ON -DBUILD_opencv_flann=ON -DBUILD_opencv_gpu=OFF -DBUILD_opencv_highgui=ON -DBUILD_opencv_imgproc=ON -DBUILD_opencv_java=OFF -DBUILD_opencv_legacy=OFF -DBUILD_opencv_ml=ON -DBUILD_opencv_nonfree=ON -DBUILD_opencv_objdetect=ON -DBUILD_opencv_ocl=OFF -DBUILD_opencv_photo=ON -DBUILD_opencv_python=OFF -DBUILD_opencv_stitching=OFF -DBUILD_opencv_superres=ON -DBUILD_opencv_ts=OFF -DBUILD_opencv_video=ON -DBUILD_opencv_videostab=ON -DBUILD_opencv_world=OFF -DENABLE_AVX=OFF -DENABLE_AVX2=OFF -DENABLE_POWERPC=OFF -DENABLE_SSE=OFF -DENABLE_SSE2=OFF -DENABLE_SSE3=OFF -DENABLE_SSE41=OFF -DENABLE_SSE42=OFF -DENABLE_SSSE3=OFF -DENABLE_NEON=OFF -DWITH_CUBLAS=OFF -DWITH_CUDA=OFF -DWITH_CUFFT=OFF -DWITH_NVCUVID=OFF -DWITH_OPENCLAMDBLAS=OFF -DWITH_OPENCLAMDFFT=OFF -DWITH_INTELPERC=OFF -DWITH_IPP=OFF -DWITH_TBB=OFF -DWITH_GIGEAPI=OFF -DWITH_PVAPI=OFF -DWITH_XIMEA=OFF -DBUILD_ANDROID_CAMERA_WRAPPER=OFF -DBUILD_ANDROID_EXAMPLES=OFF -DBUILD_FAT_JAVA_LIB=OFF -DBUILD_JAVA_SUPPORT=OFF -DINSTALL_ANDROID_EXAMPLES=OFF -DWITH_ANDROID_CAMERA=OFF -DWITH_AVFOUNDATION=OFF -DWITH_CARBON=OFF -DWITH_QUICKTIME=OFF -DWITH_CSTRIPES=OFF -DWITH_DSHOW=OFF -DWITH_MSMF=OFF -DWITH_VFW=OFF -DWITH_VIDEOINPUT=OFF -DWITH_WIN32UI=OFF -DBUILD_JASPER=OFF -DBUILD_JPEG=OFF -DBUILD_NEW_PYTHON_SUPPORT=OFF -DBUILD_OPENEXR=OFF -DBUILD_PNG=OFF -DBUILD_TIFF=OFF -DBUILD_ZLIB=OFF -DINSTALL_C_EXAMPLES=OFF -DINSTALL_PYTHON_EXAMPLES=OFF -DINSTALL_TO_MANGLED_PATHS=OFF -DWITH_1394=OFF -DWITH_EIGEN=OFF -DWITH_GSTREAMER_0_10=OFF -DWITH_IMAGEIO=OFF -DWITH_OPENCL=OFF -DWITH_OPENEXR=OFF -DWITH_OPENGL=OFF -DWITH_OPENMP=OFF -DWITH_OPENNI=OFF -DWITH_QT=OFF -DWITH_UNICAP=OFF -DWITH_XINE=OFF -DWITH_FFMPEG=OFF -DWITH_GSTREAMER=OFF -DWITH_GTK=OFF -DWITH_JASPER=ON -DWITH_JPEG=OFF -DWITH_PNG=ON -DWITH_TIFF=OFF -DWITH_LIBV4L=OFF -DWITH_V4L=ON -DCMAKE_CXX_FLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D__STDC_LIMIT_MACROS" ) CMake Deprecation Warning at CMakeLists.txt:53 (cmake_policy): The OLD behavior for policy CMP0042 will be removed from a future version of CMake. The cmake-policies(7) manual explains that the OLD behaviors of all policies are deprecated and that a policy should be set to OLD only under specific short-term circumstances. Projects should be ported to the NEW behavior and not rely on setting a policy to OLD. -- The CXX compiler identification is GNU 8.3.0 -- The C compiler identification is GNU 8.3.0 -- Check for working CXX compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-g++ -- Check for working CXX compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-g++ -- works -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Detecting CXX compile features -- Detecting CXX compile features - done -- Check for working C compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-gcc -- Check for working C compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-gcc -- works -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Detecting C compile features -- Detecting C compile features - done -- Found PkgConfig: /home/buildroot/autobuild/instance-1/output-1/host/bin/pkg-config (found version "1.6.1") -- Looking for ccache - not found -- Performing Test HAVE_CXX_FSIGNED_CHAR -- Performing Test HAVE_CXX_FSIGNED_CHAR - Success -- Performing Test HAVE_C_FSIGNED_CHAR -- Performing Test HAVE_C_FSIGNED_CHAR - Success -- Performing Test HAVE_CXX_W -- Performing Test HAVE_CXX_W - Success -- Performing Test HAVE_C_W -- Performing Test HAVE_C_W - Success -- Performing Test HAVE_CXX_WALL -- Performing Test HAVE_CXX_WALL - Success -- Performing Test HAVE_C_WALL -- Performing Test HAVE_C_WALL - Success -- Performing Test HAVE_CXX_WERROR_RETURN_TYPE -- Performing Test HAVE_CXX_WERROR_RETURN_TYPE - Success -- Performing Test HAVE_C_WERROR_RETURN_TYPE -- Performing Test HAVE_C_WERROR_RETURN_TYPE - Success -- Performing Test HAVE_CXX_WERROR_NON_VIRTUAL_DTOR -- Performing Test HAVE_CXX_WERROR_NON_VIRTUAL_DTOR - Success -- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR -- Performing Test HAVE_C_WERROR_NON_VIRTUAL_DTOR - Success -- Performing Test HAVE_CXX_WERROR_ADDRESS -- Performing Test HAVE_CXX_WERROR_ADDRESS - Success -- Performing Test HAVE_C_WERROR_ADDRESS -- Performing Test HAVE_C_WERROR_ADDRESS - Success -- Performing Test HAVE_CXX_WERROR_SEQUENCE_POINT -- Performing Test HAVE_CXX_WERROR_SEQUENCE_POINT - Success -- Performing Test HAVE_C_WERROR_SEQUENCE_POINT -- Performing Test HAVE_C_WERROR_SEQUENCE_POINT - Success -- Performing Test HAVE_CXX_WFORMAT -- Performing Test HAVE_CXX_WFORMAT - Success -- Performing Test HAVE_C_WFORMAT -- Performing Test HAVE_C_WFORMAT - Success -- Performing Test HAVE_CXX_WERROR_FORMAT_SECURITY -- Performing Test HAVE_CXX_WERROR_FORMAT_SECURITY - Success -- Performing Test HAVE_C_WERROR_FORMAT_SECURITY -- Performing Test HAVE_C_WERROR_FORMAT_SECURITY - Success -- Performing Test HAVE_CXX_WMISSING_DECLARATIONS -- Performing Test HAVE_CXX_WMISSING_DECLARATIONS - Success -- Performing Test HAVE_C_WMISSING_DECLARATIONS -- Performing Test HAVE_C_WMISSING_DECLARATIONS - Success -- Performing Test HAVE_CXX_WMISSING_PROTOTYPES -- Performing Test HAVE_CXX_WMISSING_PROTOTYPES - Failed -- Performing Test HAVE_C_WMISSING_PROTOTYPES -- Performing Test HAVE_C_WMISSING_PROTOTYPES - Success -- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES -- Performing Test HAVE_CXX_WSTRICT_PROTOTYPES - Failed -- Performing Test HAVE_C_WSTRICT_PROTOTYPES -- Performing Test HAVE_C_WSTRICT_PROTOTYPES - Success -- Performing Test HAVE_CXX_WUNDEF -- Performing Test HAVE_CXX_WUNDEF - Success -- Performing Test HAVE_C_WUNDEF -- Performing Test HAVE_C_WUNDEF - Success -- Performing Test HAVE_CXX_WINIT_SELF -- Performing Test HAVE_CXX_WINIT_SELF - Success -- Performing Test HAVE_C_WINIT_SELF -- Performing Test HAVE_C_WINIT_SELF - Success -- Performing Test HAVE_CXX_WPOINTER_ARITH -- Performing Test HAVE_CXX_WPOINTER_ARITH - Success -- Performing Test HAVE_C_WPOINTER_ARITH -- Performing Test HAVE_C_WPOINTER_ARITH - Success -- Performing Test HAVE_CXX_WSHADOW -- Performing Test HAVE_CXX_WSHADOW - Success -- Performing Test HAVE_C_WSHADOW -- Performing Test HAVE_C_WSHADOW - Success -- Performing Test HAVE_CXX_WSIGN_PROMO -- Performing Test HAVE_CXX_WSIGN_PROMO - Success -- Performing Test HAVE_C_WSIGN_PROMO -- Performing Test HAVE_C_WSIGN_PROMO - Failed -- Performing Test HAVE_CXX_WNO_NARROWING -- Performing Test HAVE_CXX_WNO_NARROWING - Success -- Performing Test HAVE_C_WNO_NARROWING -- Performing Test HAVE_C_WNO_NARROWING - Success -- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR -- Performing Test HAVE_CXX_WNO_DELETE_NON_VIRTUAL_DTOR - Success -- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR -- Performing Test HAVE_C_WNO_DELETE_NON_VIRTUAL_DTOR - Failed -- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS -- Performing Test HAVE_CXX_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed -- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS -- Performing Test HAVE_C_WNO_UNNAMED_TYPE_TEMPLATE_ARGS - Failed -- Performing Test HAVE_CXX_WNO_COMMENT -- Performing Test HAVE_CXX_WNO_COMMENT - Success -- Performing Test HAVE_C_WNO_COMMENT -- Performing Test HAVE_C_WNO_COMMENT - Success -- Performing Test HAVE_CXX_WNO_ARRAY_BOUNDS -- Performing Test HAVE_CXX_WNO_ARRAY_BOUNDS - Success -- Performing Test HAVE_C_WNO_ARRAY_BOUNDS -- Performing Test HAVE_C_WNO_ARRAY_BOUNDS - Success -- Performing Test HAVE_CXX_WNO_AGGRESSIVE_LOOP_OPTIMIZATIONS -- Performing Test HAVE_CXX_WNO_AGGRESSIVE_LOOP_OPTIMIZATIONS - Success -- Performing Test HAVE_C_WNO_AGGRESSIVE_LOOP_OPTIMIZATIONS -- Performing Test HAVE_C_WNO_AGGRESSIVE_LOOP_OPTIMIZATIONS - Success -- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION -- Performing Test HAVE_CXX_FDIAGNOSTICS_SHOW_OPTION - Success -- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION -- Performing Test HAVE_C_FDIAGNOSTICS_SHOW_OPTION - Success -- Performing Test HAVE_CXX_PTHREAD -- Performing Test HAVE_CXX_PTHREAD - Success -- Performing Test HAVE_C_PTHREAD -- Performing Test HAVE_C_PTHREAD - Success -- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER -- Performing Test HAVE_CXX_FOMIT_FRAME_POINTER - Success -- Performing Test HAVE_C_FOMIT_FRAME_POINTER -- Performing Test HAVE_C_FOMIT_FRAME_POINTER - Success -- Performing Test HAVE_CXX_FFUNCTION_SECTIONS -- Performing Test HAVE_CXX_FFUNCTION_SECTIONS - Success -- Performing Test HAVE_C_FFUNCTION_SECTIONS -- Performing Test HAVE_C_FFUNCTION_SECTIONS - Success -- Looking for pthread.h -- Looking for pthread.h - found -- Check if the system is big endian -- Searching 16 bit integer -- Looking for sys/types.h -- Looking for sys/types.h - found -- Looking for stdint.h -- Looking for stdint.h - found -- Looking for stddef.h -- Looking for stddef.h - found -- Check size of unsigned short -- Check size of unsigned short - done -- Using unsigned short -- Check if the system is big endian - little endian -- Found ZLIB: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libz.so (found version "1.2.11") -- Found JPEG: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libjpeg.so (found version "90") -- Found Jasper: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libjasper.so (found version "2.0.19") -- Found PNG: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libpng.so (found version "1.6.37") -- Looking for /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/include/libpng/png.h -- Looking for /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/include/libpng/png.h - not found -- Looking for linux/videodev.h -- Looking for linux/videodev.h - not found -- Looking for linux/videodev2.h -- Looking for linux/videodev2.h - found -- Looking for sys/videoio.h -- Looking for sys/videoio.h - not found -- Found PythonInterp: /usr/bin/python2 (found suitable version "2.7.13", minimum required is "2.0") -- Could NOT find PythonLibs (missing: PYTHON_LIBRARIES PYTHON_INCLUDE_DIRS) (Required is at least version "2.7") -- Cannot probe for Python/Numpy support (because we are cross-compiling OpenCV) -- If you want to enable Python/Numpy support, set the following variables: -- PYTHON_INCLUDE_PATH -- PYTHON_LIBRARIES -- PYTHON_NUMPY_INCLUDE_DIR -- Could NOT find JNI (missing: JAVA_AWT_LIBRARY JAVA_JVM_LIBRARY JAVA_INCLUDE_PATH JAVA_INCLUDE_PATH2 JAVA_AWT_INCLUDE_PATH) -- Performing Test HAVE_CXX_WNO_UNDEF -- Performing Test HAVE_CXX_WNO_UNDEF - Success -- Performing Test HAVE_CXX_WNO_SHADOW -- Performing Test HAVE_CXX_WNO_SHADOW - Success -- Performing Test HAVE_CXX_WNO_OVERLOADED_VIRTUAL -- Performing Test HAVE_CXX_WNO_OVERLOADED_VIRTUAL - Success -- Performing Test HAVE_CXX_WNO_DEPRECATED_DECLARATIONS -- Performing Test HAVE_CXX_WNO_DEPRECATED_DECLARATIONS - Success -- Performing Test HAVE_CXX_WNO_CLOBBERED -- Performing Test HAVE_CXX_WNO_CLOBBERED - Success -- -- General configuration for OpenCV 2.4.13.7 ===================================== -- Version control: unknown -- -- Platform: -- Timestamp: 2020-08-28T20:16:30Z -- Host: Linux 4.9.0-12-amd64 x86_64 -- Target: Linux 1 nios2 -- CMake: 3.15.5 -- CMake generator: Unix Makefiles -- CMake build tool: /usr/bin/make -- Configuration: Release -- -- C/C++: -- Built as dynamic libs?: YES -- C++ Compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-g++ (ver 8.3.0) -- C++ flags (Release): -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D__STDC_LIMIT_MACROS -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wno-array-bounds -Wno-aggressive-loop-optimizations -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -DNDEBUG -DNDEBUG -- C++ flags (Debug): -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D__STDC_LIMIT_MACROS -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -Wno-array-bounds -Wno-aggressive-loop-optimizations -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -DDEBUG -D_DEBUG -- C Compiler: /home/buildroot/autobuild/instance-1/output-1/host/bin/nios2-linux-gcc -- C flags (Release): -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wno-narrowing -Wno-comment -Wno-array-bounds -Wno-aggressive-loop-optimizations -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -DNDEBUG -DNDEBUG -- C flags (Debug): -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wno-narrowing -Wno-comment -Wno-array-bounds -Wno-aggressive-loop-optimizations -fdiagnostics-show-option -pthread -fomit-frame-pointer -ffunction-sections -DDEBUG -D_DEBUG -- Linker flags (Release): -- Linker flags (Debug): -- ccache: NO -- Precompiled headers: NO -- -- OpenCV modules: -- To be built: core flann imgproc highgui features2d calib3d ml nonfree objdetect photo video superres videostab -- Disabled: contrib gpu legacy stitching ts world -- Disabled by dependency: - -- Unavailable: androidcamera dynamicuda java ocl python viz -- -- GUI: -- QT: NO -- GTK+ 2.x: NO -- GThread : NO -- GtkGlExt: NO -- OpenGL support: NO -- VTK support: NO -- -- Media I/O: -- ZLib: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libz.so (ver 1.2.11) -- JPEG: NO -- PNG: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libpng.so (ver 1.6.37) -- TIFF: NO -- JPEG 2000: /home/buildroot/autobuild/instance-1/output-1/host/nios2-buildroot-linux-gnu/sysroot/usr/lib32/libjasper.so (ver 2.0.19) -- OpenEXR: NO -- -- Video I/O: -- DC1394 1.x: NO -- DC1394 2.x: NO -- FFMPEG: NO -- avcodec: NO -- avformat: NO -- avutil: NO -- swscale: NO -- avresample: NO -- GStreamer: NO -- OpenNI: NO -- OpenNI PrimeSensor Modules: NO -- PvAPI: NO -- GigEVisionSDK: NO -- UniCap: NO -- UniCap ucil: NO -- V4L/V4L2: NO/YES -- DirectShow: NO -- XIMEA: NO -- Xine: NO -- -- Other third-party libraries: -- Use IPP: NO -- Use Eigen: NO -- Use TBB: NO -- Use OpenMP: NO -- Use GCD NO -- Use Concurrency NO -- Use C=: NO -- Use Cuda: NO -- Use OpenCL: NO -- -- Python: -- Interpreter: /usr/bin/python2 (ver 2.7.13) -- -- Java: -- ant: NO -- JNI: NO -- Java tests: NO -- -- Tests and samples: -- Tests: NO -- Performance tests: NO -- C/C++ Examples: NO -- -- Install path: /usr -- -- cvconfig.h is in: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build -- ----------------------------------------------------------------- -- CMake Warning at cmake/OpenCVPackaging.cmake:23 (message): CPACK_PACKAGE_VERSION does not match version provided by version.hpp header! Call Stack (most recent call first): CMakeLists.txt:1106 (include) -- Configuring done -- Generating done CMake Warning: Manually-specified variables were not used by the project: BUILD_WITH_STATIC_CRT INSTALL_ANDROID_EXAMPLES WITH_AVFOUNDATION WITH_CARBON WITH_QUICKTIME -- Build files have been written to: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build >>> opencv 2.4.13.7 Building PATH="/home/buildroot/autobuild/instance-1/output-1/host/bin:/home/buildroot/autobuild/instance-1/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" /usr/bin/make -j4 -C /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7//buildroot-build make[1]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[2]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' Scanning dependencies of target opencv_core make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 0%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/algorithm.cpp.o [ 1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/alloc.cpp.o [ 1%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/arithm.cpp.o [ 2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/array.cpp.o /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, double&, bool, double (cv::Algorithm::*)(), void (cv::Algorithm::*)(double), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1190:34: warning: cast between incompatible pointer to member types from 'double (cv::Algorithm::*)()' to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1190:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(double)' to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, std::__cxx11::string&, bool, std::__cxx11::string (cv::Algorithm::*)(), void (cv::Algorithm::*)(const string&), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1200:34: warning: cast between incompatible pointer to member types from 'std::__cxx11::string (cv::Algorithm::*)()' {aka 'std::__cxx11::basic_string (cv::Algorithm::*)()'} to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1200:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(const string&)' {aka 'void (cv::Algorithm::*)(const std::__cxx11::basic_string&)'} to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, cv::Mat&, bool, cv::Mat (cv::Algorithm::*)(), void (cv::Algorithm::*)(const cv::Mat&), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1210:34: warning: cast between incompatible pointer to member types from 'cv::Mat (cv::Algorithm::*)()' to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1210:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(const cv::Mat&)' to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, std::vector&, bool, std::vector (cv::Algorithm::*)(), void (cv::Algorithm::*)(const std::vector&), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1220:34: warning: cast between incompatible pointer to member types from 'std::vector (cv::Algorithm::*)()' to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1220:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(const std::vector&)' to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, cv::Ptr&, bool, cv::Ptr (cv::Algorithm::*)(), void (cv::Algorithm::*)(const cv::Ptr&), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1230:34: warning: cast between incompatible pointer to member types from 'cv::Ptr (cv::Algorithm::*)()' to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1230:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(const cv::Ptr&)' to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, float&, bool, float (cv::Algorithm::*)(), void (cv::Algorithm::*)(float), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1240:34: warning: cast between incompatible pointer to member types from 'float (cv::Algorithm::*)()' to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1240:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(float)' to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, uint64&, bool, uint64 (cv::Algorithm::*)(), void (cv::Algorithm::*)(uint64), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1260:34: warning: cast between incompatible pointer to member types from 'uint64 (cv::Algorithm::*)()' {aka 'long long unsigned int (cv::Algorithm::*)()'} to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1260:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(uint64)' {aka 'void (cv::Algorithm::*)(long long unsigned int)'} to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp: In member function 'void cv::AlgorithmInfo::addParam(cv::Algorithm&, const char*, uchar&, bool, uchar (cv::Algorithm::*)(), void (cv::Algorithm::*)(uchar), const string&)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1270:34: warning: cast between incompatible pointer to member types from 'uchar (cv::Algorithm::*)()' {aka 'unsigned char (cv::Algorithm::*)()'} to 'cv::Algorithm::Getter' {aka 'int (cv::Algorithm::*)() const'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/algorithm.cpp:1270:61: warning: cast between incompatible pointer to member types from 'void (cv::Algorithm::*)(uchar)' {aka 'void (cv::Algorithm::*)(unsigned char)'} to 'cv::Algorithm::Setter' {aka 'void (cv::Algorithm::*)(int)'} [-Wcast-function-type] (Algorithm::Getter)getter, (Algorithm::Setter)setter, help); ^~~~~~ [ 2%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/cmdparser.cpp.o [ 3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/convert.cpp.o [ 3%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/copy.cpp.o [ 4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/datastructs.cpp.o [ 4%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/drawing.cpp.o [ 5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/dxt.cpp.o In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp: In function 'void cvDrawContours(void*, CvSeq*, CvScalar, CvScalar, int, int, int, CvPoint)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:50: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'cv::Point' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ^ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:2464:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt1, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'cv::Point' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:50: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'cv::Point' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ^ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:2471:17: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt2, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/src/drawing.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'cv::Point' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ [ 5%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/gl_core_3_1.cpp.o [ 6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/glob.cpp.o [ 6%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/gpumat.cpp.o [ 7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/lapack.cpp.o [ 7%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/mathfuncs.cpp.o [ 8%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matmul.cpp.o [ 8%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matop.cpp.o [ 9%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/matrix.cpp.o [ 9%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opengl_interop.cpp.o [ 10%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/opengl_interop_deprecated.cpp.o [ 10%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/out.cpp.o [ 11%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/parallel.cpp.o [ 11%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/persistence.cpp.o [ 12%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/rand.cpp.o [ 12%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/stat.cpp.o [ 13%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o [ 13%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/src/tables.cpp.o [ 14%] Linking CXX shared library ../../lib/libopencv_core.so /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_core.dir/src/algorithm.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 14%] Built target opencv_core make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' Scanning dependencies of target opencv_flann make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 15%] Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/flann.cpp.o [ 15%] Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o Scanning dependencies of target opencv_ml make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 16%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o Scanning dependencies of target opencv_imgproc make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 16%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o [ 16%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/boost.cpp.o [ 17%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/approx.cpp.o [ 17%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/avx/imgwarp_avx.cpp.o In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp: In instantiation of 'CvSeq* icvApproxPolyDP(CvSeq*, int, CvMemStorage*, double) [with T = int; CvSeq = CvSeq; CvMemStorage = CvMemStorage]': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:753:90: required from here /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:531:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); /* read the first point */ ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:537:17: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:577:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( end_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:580:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:593:17: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:611:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:637:5: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:640:5: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:646:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( end_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:660:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp: In instantiation of 'CvSeq* icvApproxPolyDP(CvSeq*, int, CvMemStorage*, double) [with T = float; CvSeq = CvSeq; CvMemStorage = CvMemStorage]': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:755:92: required from here /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:531:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); /* read the first point */ ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:537:17: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:577:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( end_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:580:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:593:17: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:611:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:637:5: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( start_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:640:5: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:646:9: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( end_pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/types_c.h:1723:11: warning: 'void* memcpy(void*, const void*, size_t)' writing to an object of type 'PT' {aka 'class cv::Point_'} with no trivial copy-assignment; use copy-assignment or copy-initialization instead [-Wclass-memaccess] memcpy( &(elem), (reader).ptr, sizeof((elem))); \ ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:660:13: note: in expansion of macro 'CV_READ_SEQ_ELEM' CV_READ_SEQ_ELEM( pt, reader ); ^~~~~~~~~~~~~~~~ In file included from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/include/opencv2/imgproc/imgproc.hpp:46, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/precomp.hpp:48, from /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/imgproc/src/approx.cpp:41: /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/core/include/opencv2/core/core.hpp:729:30: note: 'PT' {aka 'class cv::Point_'} declared here template class Point_ ^~~~~~ [ 18%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/avx2/imgwarp_avx2.cpp.o [ 18%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/canny.cpp.o [ 19%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/cnn.cpp.o [ 20%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/clahe.cpp.o [ 20%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/color.cpp.o [ 20%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/data.cpp.o [ 21%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/em.cpp.o [ 22%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/contours.cpp.o [ 22%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ertrees.cpp.o [ 22%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/convhull.cpp.o [ 23%] Linking CXX shared library ../../lib/libopencv_flann.so [ 24%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/estimate.cpp.o /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/flann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_flann.dir/src/miniflann.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 24%] Built target opencv_flann [ 24%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/gbt.cpp.o [ 25%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/corner.cpp.o [ 25%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/cornersubpix.cpp.o [ 27%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/inner_functions.cpp.o [ 27%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/deriv.cpp.o [ 27%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/distransform.cpp.o [ 27%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/knearest.cpp.o [ 28%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ml_init.cpp.o [ 28%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/nbayes.cpp.o [ 29%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/emd.cpp.o [ 30%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/rtrees.cpp.o [ 30%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/svm.cpp.o [ 31%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/testset.cpp.o [ 31%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/featureselect.cpp.o [ 31%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/tree.cpp.o [ 32%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/filter.cpp.o [ 32%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/floodfill.cpp.o [ 33%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/gabor.cpp.o [ 33%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/generalized_hough.cpp.o [ 34%] Linking CXX shared library ../../lib/libopencv_ml.so /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_ml.dir/src/ann_mlp.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 34%] Built target opencv_ml [ 35%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/geometry.cpp.o [ 35%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/grabcut.cpp.o [ 36%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/histogram.cpp.o [ 36%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hough.cpp.o [ 37%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/imgwarp.cpp.o [ 37%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/linefit.cpp.o [ 38%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/matchcontours.cpp.o [ 38%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/moments.cpp.o [ 39%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/morph.cpp.o [ 39%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/phasecorr.cpp.o [ 40%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/pyramids.cpp.o [ 40%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/rotcalipers.cpp.o [ 41%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/samplers.cpp.o [ 41%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/segmentation.cpp.o [ 42%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/shapedescr.cpp.o [ 42%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/smooth.cpp.o [ 43%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/subdivision2d.cpp.o [ 43%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/sumpixels.cpp.o [ 44%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/tables.cpp.o [ 44%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/templmatch.cpp.o [ 45%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/thresh.cpp.o [ 45%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/undistort.cpp.o [ 46%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/utils.cpp.o [ 46%] Linking CXX shared library ../../lib/libopencv_imgproc.so /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_imgproc.dir/src/accum.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 46%] Built target opencv_imgproc make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' Scanning dependencies of target opencv_photo make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 47%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/denoising.cpp.o [ 47%] Building CXX object modules/photo/CMakeFiles/opencv_photo.dir/src/inpaint.cpp.o Scanning dependencies of target opencv_video make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 47%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o Scanning dependencies of target opencv_highgui make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' make[3]: Entering directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 47%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/cap.cpp.o [ 48%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/cap_images.cpp.o [ 49%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o [ 49%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/bgfg_gmg.cpp.o /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/cap_images.cpp: In function 'char* icvExtractPattern(const char*, unsigned int*)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/cap_images.cpp:247:25: warning: 'd' directive writing 1 byte into a region of size between 0 and 9 [-Wformat-overflow=] sprintf(places, "%dd", i); ^~~~~ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/cap_images.cpp:247:16: note: 'sprintf' output between 3 and 12 bytes into a destination of size 10 sprintf(places, "%dd", i); ~~~~~~~^~~~~~~~~~~~~~~~~~ [ 49%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/loadsave.cpp.o [ 50%] Linking CXX shared library ../../lib/libopencv_photo.so /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_photo.dir/src/denoising.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 50%] Built target opencv_photo [ 51%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/utils.cpp.o [ 52%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/camshift.cpp.o [ 52%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/kalman.cpp.o [ 53%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/lkpyramid.cpp.o [ 53%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/window.cpp.o [ 54%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/cap_v4l.cpp.o [ 54%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/motempl.cpp.o /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/cap_v4l.cpp: In function 'IplImage* icvRetrieveFrameCAM_V4L(CvCaptureCAM_V4L*, int)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/cap_v4l.cpp:2109:12: warning: enumeration value 'PALETTE_MJPEG' not handled in switch [-Wswitch] switch (capture->palette) ^ [ 54%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_base.cpp.o [ 55%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_bmp.cpp.o [ 56%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/optflowgf.cpp.o [ 56%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_exr.cpp.o [ 57%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_imageio.cpp.o [ 57%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/simpleflow.cpp.o [ 57%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_jpeg.cpp.o [ 59%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_jpeg2000.cpp.o [ 59%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/tvl1flow.cpp.o /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/grfmt_jpeg2000.cpp: In member function 'bool cv::Jpeg2KDecoder::readComponent8u(uchar*, void*, int, int, int, int, int)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/grfmt_jpeg2000.cpp:341:71: error: lvalue required as unary '&' operand jas_seqent_t* pix_row = &jas_matrix_get( buffer, y / ystep, 0 ); ^ /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/grfmt_jpeg2000.cpp: In member function 'bool cv::Jpeg2KDecoder::readComponent16u(short unsigned int*, void*, int, int, int, int, int)': /home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/modules/highgui/src/grfmt_jpeg2000.cpp:405:71: error: lvalue required as unary '&' operand jas_seqent_t* pix_row = &jas_matrix_get( buffer, y / ystep, 0 ); ^ [ 59%] Building CXX object modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_png.cpp.o [ 59%] Building CXX object modules/video/CMakeFiles/opencv_video.dir/src/video_init.cpp.o modules/highgui/CMakeFiles/opencv_highgui.dir/build.make:205: recipe for target 'modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_jpeg2000.cpp.o' failed make[3]: *** [modules/highgui/CMakeFiles/opencv_highgui.dir/src/grfmt_jpeg2000.cpp.o] Error 1 make[3]: *** Waiting for unfinished jobs.... [ 60%] Linking CXX shared library ../../lib/libopencv_video.so make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' CMakeFiles/Makefile2:940: recipe for target 'modules/highgui/CMakeFiles/opencv_highgui.dir/all' failed make[2]: *** [modules/highgui/CMakeFiles/opencv_highgui.dir/all] Error 2 make[2]: *** Waiting for unfinished jobs.... /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: FDE encoding in CMakeFiles/opencv_video.dir/src/bgfg_gaussmix2.cpp.o(.eh_frame) prevents .eh_frame_hdr table being created /home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-buildroot-linux-gnu/8.3.0/../../../../nios2-buildroot-linux-gnu/bin/ld: further warnings about FDE encoding preventing .eh_frame_hdr generation dropped make[3]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' [ 60%] Built target opencv_video make[2]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' Makefile:162: recipe for target 'all' failed make[1]: *** [all] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/buildroot-build' package/pkg-generic.mk:247: recipe for target '/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/.stamp_built' failed make: *** [/home/buildroot/autobuild/instance-1/output-1/build/opencv-2.4.13.7/.stamp_built] Error 2 make: Leaving directory '/home/buildroot/autobuild/instance-1/buildroot'