[ 7%] [ 7%] [ 8%] Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/flann.o Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/miniflann.o Building CXX object modules/flann/CMakeFiles/opencv_flann.dir/src/precomp.o Scanning dependencies of target opencv_ml make[3]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' make[3]: Entering directory `/home/test/test/output/build/opencv-2.3.1a' [ 9%] [ 9%] [ 9%] [ 10%] [ 10%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/data.o Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/precomp.o [ 10%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/nbayes.o [ 11%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/gbt.o Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ertrees.o [ 11%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/ann_mlp.o Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/testset.o Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/boost.o Scanning dependencies of target opencv_imgproc make[3]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' make[3]: Entering directory `/home/test/test/output/build/opencv-2.3.1a' [ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/precomp.o [ 11%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/emd.o [ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/morph.o In file included from /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h:41:0, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/precomp.hpp:10, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/precomp.cpp:1: /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/logger.h:73:9: note: the mangling of 'va_list' has changed in GCC 4.4 In file included from /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h:41:0, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/precomp.hpp:10, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/flann.cpp:29: /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/logger.h:73:9: note: the mangling of 'va_list' has changed in GCC 4.4In file included from /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h:41:0, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/precomp.hpp:10, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/miniflann.cpp:1: /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/logger.h:73:9: note: the mangling of 'va_list' has changed in GCC 4.4 /home/test/test/output/build/opencv-2.3.1a/modules/ml/src/boost.cpp: In member function 'virtual void CvBoost::update_weights(CvBoostTree*)': /home/test/test/output/build/opencv-2.3.1a/modules/ml/src/boost.cpp:1252:20: warning: variable 'values0' set but not used [-Wunused-but-set-variable] /home/test/test/output/build/opencv-2.3.1a/modules/ml/src/boost.cpp:1254:20: warning: variable 'missing0' set but not used [-Wunused-but-set-variable] [ 12%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/svm.o [ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/linefit.o [ 12%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/filter.o [ 13%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/featuretree.o In file included from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/precomp.hpp:10:0, from /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/miniflann.cpp:1: /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h: In function 'float cvflann::test_index_precision(cvflann::NNIndex&, const cvflann::Matrix&, const cvflann::Matrix&, const cvflann::Matrix&, float, int&, const Distance&, int, int) [with Distance = cvflann::L1, typename Distance::ElementType = float]': /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/autotuned_index.h:521:21: instantiated from 'float cvflann::AutotunedIndex::estimateSearchParams(cvflann::SearchParams&) [with Distance = cvflann::L1]' /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/autotuned_index.h:110:9: instantiated from 'void cvflann::AutotunedIndex::buildIndex() [with Distance = cvflann::L1]' /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/miniflann.cpp:790:1: instantiated from here /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h:170:11: warning: variable 'p1' set but not used [-Wunused-but-set-variable] /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h: In function 'float cvflann::test_index_precision(cvflann::NNIndex&, const cvflann::Matrix&, const cvflann::Matrix&, const cvflann::Matrix&, float, int&, const Distance&, int, int) [with Distance = cvflann::L2, typename Distance::ElementType = float]': /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/autotuned_index.h:521:21: instantiated from 'float cvflann::AutotunedIndex::estimateSearchParams(cvflann::SearchParams&) [with Distance = cvflann::L2]' /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/autotuned_index.h:110:9: instantiated from 'void cvflann::AutotunedIndex::buildIndex() [with Distance = cvflann::L2]' /home/test/test/output/build/opencv-2.3.1a/modules/flann/src/miniflann.cpp:790:1: instantiated from here /home/test/test/output/build/opencv-2.3.1a/modules/flann/include/opencv2/flann/index_testing.h:170:11: warning: variable 'p1' set but not used [-Wunused-but-set-variable] [ 14%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/rtrees.o [ 14%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/matchcontours.o [ 14%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/em.o [ 14%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/knearest.o /home/test/test/output/build/opencv-2.3.1a/modules/ml/src/rtrees.cpp: In member function 'virtual float CvRTrees::predict_prob(const CvMat*, const CvMat*) const': /home/test/test/output/build/opencv-2.3.1a/modules/ml/src/rtrees.cpp:700:12: warning: variable 'result' set but not used [-Wunused-but-set-variable] [ 15%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/inner_functions.o [ 15%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/tree.o [ 15%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/estimate.o [ 16%] Building CXX object modules/ml/CMakeFiles/opencv_ml.dir/src/cnn.o [ 16%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/samplers.o [ 17%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/pyrsegmentation.o [ 17%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/hough.o [ 17%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/moments.o [ 18%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/deriv.o [ 18%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/spilltree.o [ 18%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/segmentation.o [ 19%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/subdivision2d.o [ 19%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/inpaint.o /home/test/test/output/build/opencv-2.3.1a/modules/imgproc/src/subdivision2d.cpp: In function 'CvSubdiv2DPoint* cvSubdivDelaunay2DInsert(CvSubdiv2D*, CvPoint2D32f)': /home/test/test/output/build/opencv-2.3.1a/modules/imgproc/src/subdivision2d.cpp:347:22: warning: variable 'point' set but not used [-Wunused-but-set-variable] [ 19%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/featureselect.o [ 20%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/smooth.o [ 20%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/undistort.o [ 20%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/approx.o [ 21%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/shapedescr.o [ 21%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/imgwarp.o [ 21%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/corner.o [ 22%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/cornersubpix.o [ 22%] Building CXX object modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/kdtree.o /home/test/test/output/build/opencv-2.3.1a/modules/imgproc/src/smooth.cpp: In function 'void cv::medianBlur_8u_O1(const cv::Mat&, cv::Mat&, int)': /home/test/test/output/build/opencv-2.3.1a/modules/imgproc/src/smooth.cpp:519:1: internal compiler error: in vect_transform_stmt, at tree-vect-stmts.c:5468 Please submit a full bug report, with preprocessed source if appropriate. See for instructions. make[3]: *** [modules/imgproc/CMakeFiles/opencv_imgproc.dir/src/smooth.o] Error 1 make[3]: *** Waiting for unfinished jobs.... Linking CXX shared library ../../lib/libopencv_ml.so make[3]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' [ 22%] Built target opencv_ml Linking CXX shared library ../../lib/libopencv_flann.so make[3]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' [ 22%] Built target opencv_flann make[3]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' make[2]: *** [modules/imgproc/CMakeFiles/opencv_imgproc.dir/all] Error 2 make[2]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' make[1]: *** [all] Error 2 make[1]: Leaving directory `/home/test/test/output/build/opencv-2.3.1a' make: *** [/home/test/test/output/build/opencv-2.3.1a/.stamp_built] Error 2