tmp/ccmqQkrC.o: In function `main':
sh2.cpp:(.text+0x55): undefined reference to `shogun::init_shogun(void (*)(_IO_FILE*, char const*), void (*)(_IO_FILE*, char const*), void (*)(_IO_FILE*, char const*), void (*)(bool&, bool&))'
sh2.cpp:(.text+0x70): undefined reference to `shogun::SGMatrix<double>::SGMatrix(int, int, bool)'
sh2.cpp:(.text+0xbc): undefined reference to `shogun::CDenseFeatures<double>::CDenseFeatures(int)'
sh2.cpp:(.text+0xd3): undefined reference to `shogun::SGMatrix<double>::SGMatrix(shogun::SGMatrix<double> const&)'
sh2.cpp:(.text+0xe6): undefined reference to `shogun::CDenseFeatures<double>::set_feature_matrix(shogun::SGMatrix<double>)'
sh2.cpp:(.text+0xf2): undefined reference to `shogun::SGMatrix<double>::~SGMatrix()'
sh2.cpp:(.text+0x10c): undefined reference to `shogun::CBinaryLabels::CBinaryLabels(int)'
sh2.cpp:(.text+0x129): undefined reference to `shogun::CDenseLabels::set_label(int, double)'
sh2.cpp:(.text+0x142): undefined reference to `shogun::CDenseLabels::set_label(int, double)'
sh2.cpp:(.text+0x15b): undefined reference to `shogun::CDenseLabels::set_label(int, double)'
sh2.cpp:(.text+0x17d): undefined reference to `shogun::CGaussianKernel::CGaussianKernel(int, double)'
sh2.cpp:(.text+0x1d3): undefined reference to `shogun::CLibSVM::CLibSVM(double, shogun::CKernel*, shogun::CLabels*, shogun::LIBSVM_SOLVER_TYPE)'
sh2.cpp:(.text+0x223): undefined reference to `shogun::sg_io'
sh2.cpp:(.text+0x251): undefined reference to `shogun::SGIO::message(shogun::EMessageType, char const*, char const*, int, char const*, ...) const'
sh2.cpp:(.text+0x273): undefined reference to `shogun::CSGObject::unref()'
sh2.cpp:(.text+0x289): undefined reference to `shogun::exit_shogun()'
sh2.cpp:(.text+0x29a): undefined reference to `shogun::SGMatrix<double>::~SGMatrix()'
sh2.cpp:(.text+0x2c7): undefined reference to `shogun::SGMatrix<double>::~SGMatrix()'
sh2.cpp:(.text+0x308): undefined reference to `shogun::SGMatrix<double>::~SGMatrix()'
collect2: ld returned 1 exit status