gistfile1.txt

New Defects reported by Coverity Scan for shogun-toolbox/shogun
2 Nachrichten
scan-admin@coverity.com <scan-admin@coverity.com>	24. Juli 2016 um 16:12
An: heiko.strathmann@gmail.com
Hi,

Please find the latest report on new defect(s) introduced to shogun-toolbox/shogun found with Coverity Scan.

31 new defect(s) introduced to shogun-toolbox/shogun found with Coverity Scan. 7 defect(s), reported by Coverity Scan earlier, were marked fixed in the recent build analyzed by Coverity Scan.

New defect(s) Reported-by: Coverity Scan Showing 20 of 31 defect(s)

** CID 150886: Null pointer dereferences (FORWARD_NULL) /home/buildslave/coverity_analysis/build/src/shogun/multiclass/tree/CARTree.cpp: 299 in shogun::CCARTree::pre_sort_features(shogun::CFeatures *, shogun::SGMatrix<double> &, shogun::SGMatrix<int> &)()

______________________________________________________________________________________________________ * CID 150886: Null pointer dereferences (FORWARD_NULL) /home/buildslave/coverity_analysis/build/src/shogun/multiclass/tree/CARTree.cpp: 299 in shogun::CCARTree::pre_sort_features(shogun::CFeatures , shogun::SGMatrix<double> &, shogun::SGMatrix<int> &)() 293 m_sorted_features=sorted_feats; 294 m_sorted_indices=sorted_indices; 295 } 296 297 void CCARTree::pre_sort_features(CFeatures data, SGMatrix<float64_t>& sorted_feats, SGMatrix<index_t>& sorted_indices) 298 {

CID 150886: Null pointer dereferences (FORWARD_NULL) Dynamic cast to pointer “dynamic_cast <shogun::CDenseFeatures<double> *>(data)” can return “NULL”.

299 SGMatrix<float64_t> mat=(dynamic_cast<CDenseFeatures<float64_t>*>(data))->get_feature_matrix(); 300 sorted_feats = SGMatrix<float64_t>(mat.num_cols, mat.num_rows); 301 sorted_indices = SGMatrix<index_t>(mat.num_cols, mat.num_rows); 302 for(int32_t i=0; i<sorted_indices.num_cols; i++) 303 for(int32_t j=0; j<sorted_indices.num_rows; j++) 304 sorted_indices(j,i)=j;

** CID 150885: Null pointer dereferences (FORWARD_NULL) /home/buildslave/coverity_analysis/build/src/shogun/regression/LeastAngleRegression.cpp: 103 in shogun::CLeastAngleRegression::train_machine(shogun::CFeatures *)()

______________________________________________________________________________________________________ * CID 150885: Null pointer dereferences (FORWARD_NULL) /home/buildslave/coverity_analysis/build/src/shogun/regression/LeastAngleRegression.cpp: 103 in shogun::CLeastAngleRegression::train_machine(shogun::CFeatures *)() 97 98 if (!data) 99 { 100 if(!features) 101 SG_ERROR("No features provided.\n") 102

CID 150885: Null pointer dereferences (FORWARD_NULL) Passing null pointer “this->features” to “get_feature_class”, which dereferences it. (The dereference happens because this is a virtual function call.)

103 if(features->get_feature_class() != C_DENSE) 104 SG_ERROR("Feature-class (%d) must be of type C_DENSE (%d)\n", features->get_feature_class(), C_DENSE) 105 106 data = features; 107 } 108 else

** CID 150915: Uninitialized members (UNINIT_CTOR) /home/buildslave/coverity_analysis/build/src/shogun/io/streaming/StreamingVwCacheFile.cpp: 31 in shogun::CStreamingVwCacheFile::CStreamingVwCacheFile(const char *, char, shogun::EVwCacheType)()

______________________________________________________________________________________________________ * CID 150915: Uninitialized members (UNINIT_CTOR) /home/buildslave/coverity_analysis/build/src/shogun/io/streaming/StreamingVwCacheFile.cpp: 31 in shogun::CStreamingVwCacheFile::CStreamingVwCacheFile(const char , char, shogun::EVwCacheType)() 25 } 26 27 CStreamingVwCacheFile::CStreamingVwCacheFile(const char fname, char rw, EVwCacheType cache_type) 28 : CStreamingFile(fname, rw) 29 { 30 init(cache_type);

CID 150915: Uninitialized members (UNINIT_CTOR) Non-static class member “cache_reader” is not initialized in this constructor nor in any functions that it calls.

31 } 32 33 CStreamingVwCacheFile::~CStreamingVwCacheFile() 34 { 35 SG_UNREF(env); 36 SG_UNREF(cache_reader);

** CID 150914: (UNCAUGHT_EXCEPT) /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main()

______________________________________________________________________________________________________ * CID 150914: (UNCAUGHT_EXCEPT) /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat"); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_stringfeatures.cpp: 24 in main() 18 { 19 printf("%c", vec.string[i]); 20 } 21 printf("\n"); 22 } 23

CID 150914: (UNCAUGHT_EXCEPT) In function “main(int, char **)” an exception of type “shogun::ShogunException” is thrown and never caught.

24 int main(int argc, char *argv) 25 { 26 init_shogun_with_defaults(); 27 28 // Create a StreamingAsciiFile from our input file 29 CStreamingAsciiFile file = new CStreamingAsciiFile("../data/fm_train_dna.dat");

** CID 150913: (UNCAUGHT_EXCEPT) /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main()

______________________________________________________________________________________________________ * CID 150913: (UNCAUGHT_EXCEPT) /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name); /home/buildslave/coverity_analysis/build/examples/undocumented/libshogun/streaming_vwfeatures.cpp: 25 in main() 19 #include <shogun/io/streaming/StreamingVwFile.h> 20 #include <shogun/features/streaming/StreamingVwFeatures.h> 21 #include <shogun/classifier/svm/OnlineSVMSGD.h> 22 23 using namespace shogun; 24

CID 150913: (UNCAUGHT_EXCEPT) In function “main()” an exception of type “shogun::ShogunException” is thrown and never caught.

25 int main() 26 { 27 init_shogun_with_defaults(); 28 29 const char* train_file_name = “../data/train_sparsereal.light”; 30 CStreamingVwFile* train_file = new CStreamingVwFile(train_file_name);

** CID 150912: API usage errors (SWAPPED_ARGUMENTS)

______________________________________________________________________________________________________ * CID 150912: API usage errors (SWAPPED_ARGUMENTS) /home/buildslave/coverity_analysis/build/src/shogun/multiclass/tree/CARTree.cpp: 306 in shogun::CCARTree::pre_sort_features(shogun::CFeatures *, shogun::SGMatrix<double> &, shogun::SGMatrix<int> &)() 300 sorted_feats = SGMatrix<float64_t>(mat.num_cols, mat.num_rows); 301 sorted_indices = SGMatrix<index_t>(mat.num_cols, mat.num_rows); 302 for(int32_t i=0; i<sorted_indices.num_cols; i++) 303 for(int32_t j=0; j<sorted_indices.num_rows; j++) 304 sorted_indices(j,i)=j; 305

CID 150912: API usage errors (SWAPPED_ARGUMENTS) The positions of arguments in the constructor for “Eigen::Map<Eigen::Matrix<double, -1, -1, 0, -1, -1>, 0, Eigen::Stride<0, 0> >” do not match the ordering of the parameters:

“mat.num_cols” is passed to “nbRows”

“mat.num_rows” is passed to “nbCols”

306 Map<MatrixXd> map_sorted_feats(sorted_feats.matrix, mat.num_cols, mat.num_rows); 307 Map<MatrixXd> map_data(mat.matrix, mat.num_rows, mat.num_cols); 308 309 map_sorted_feats=map_data.transpose(); 310 311 #pragma omp parallel for

** CID 150911: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/lib/IndirectObject.h: 241 in shogun::CIndirectObject<int, int **>::operator >(const shogun::CIndirectObject<int, int **>&) const()

______________________________________________________________________________________________________ * CID 150911: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/lib/IndirectObject.h: 241 in shogun::CIndirectObject<int, int *>::operator >(const shogun::CIndirectObject<int, int *>&) const() 235 / overload > operator; test if current object is bigger than x 236 * 237 * @param x x 238 */ 239 bool operator>(const CIndirectObject<T,P> &x) const 240 {

CID 150911: Incorrect expression (NO_EFFECT) Part “x” of statement “x , (*shogun::CIndirectObject<int, int **>::array)” has no effect due to the comma.

241 return (*array)[index]>(*(x.array))[x.index]; 242 } 243 244 /** overload < operator; test if current object is smaller than x 245 * 246 * @param x x

** CID 150910: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/parameters/parameters.hpp: 42 in ()

______________________________________________________________________________________________________ * CID 150910: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/parameters/parameters.hpp: 42 in () 36 std::stringstream ss; 37 }; 38 39 class ParametersSet; 40 class CheckedParameter; 41

CID 150910: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “tapkee::Parameter” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

42 class Parameter 43 { 44 friend class CheckedParameter; 45 46 typedef std::string ParameterName; 47

** CID 150909: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/evaluation/MulticlassAccuracy.cpp: 66 in shogun::CMulticlassAccuracy::get_confusion_matrix(shogun::CLabels *, shogun::CLabels *)()

______________________________________________________________________________________________________ * CID 150909: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/evaluation/MulticlassAccuracy.cpp: 66 in shogun::CMulticlassAccuracy::get_confusion_matrix(shogun::CLabels , shogun::CLabels )() 60 memset(confusion_matrix.matrix,0,sizeof(int32_t)*num_classes*num_classes); 61 for (int32_t i=0; i<length; i++) 62 { 63 int32_t predicted_label = ((CMulticlassLabels) predicted)->get_int_label(i); 64 int32_t ground_truth_label = ((CMulticlassLabels) ground_truth)->get_int_label(i); 65

CID 150909: Incorrect expression (NO_EFFECT) Part “(shogun::CMulticlassLabels *)(shogun::CDenseLabels *)predicted” of statement “((shogun::CMulticlassLabels *)(shogun::CDenseLabels *)predicted) , -2” has no effect due to the comma.

66 if (predicted_label==((CMulticlassLabels*) predicted)->REJECTION_LABEL) 67 continue; 68 69 confusion_matrix[predicted_label*num_classes+ground_truth_label]++; 70 } 71 return confusion_matrix;

** CID 150908: (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/Trie.h: 157 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/Trie.h: 157 in ()

______________________________________________________________________________________________________ * CID 150908: (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/Trie.h: 157 in () 151 * 152 * Finally note that this tree may use compact internal nodes (for strings that 153 * appear without modifications, thus not requiring further branches), which 154 * may save a lot of memory on higher degree tries. 155 * 156 */

CID 150908: (MISSING_MOVE_ASSIGNMENT) Class “shogun::CTrie<shogun::DNATrie>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

157 IGNORE_IN_CLASSLIST template <class Trie> class CTrie : public CSGObject 158 { 159 public: 160 /** default constructor */ 161 CTrie(); 162 /home/buildslave/coverity_analysis/build/src/shogun/lib/Trie.h: 157 in () 151 * 152 * Finally note that this tree may use compact internal nodes (for strings that 153 * appear without modifications, thus not requiring further branches), which 154 * may save a lot of memory on higher degree tries. 155 * 156 */

CID 150908: (MISSING_MOVE_ASSIGNMENT) Class “shogun::CTrie<shogun::POIMTrie>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

157 IGNORE_IN_CLASSLIST template <class Trie> class CTrie : public CSGObject 158 { 159 public: 160 /** default constructor */ 161 CTrie(); 162

** CID 150907: Uninitialized variables (MISSING_RETURN) /home/buildslave/coverity_analysis/build/src/shogun/regression/LeastAngleRegression.cpp: 126 in shogun::CLeastAngleRegression::train_machine(shogun::CFeatures *)()

______________________________________________________________________________________________________ * CID 150907: Uninitialized variables (MISSING_RETURN) /home/buildslave/coverity_analysis/build/src/shogun/regression/LeastAngleRegression.cpp: 126 in shogun::CLeastAngleRegression::train_machine(shogun::CFeatures *)() 120 return CLeastAngleRegression::train_machine_templated((CDenseFeatures<float32_t> *) data); 121 else if(data->get_feature_type() == F_LONGREAL) 122 return CLeastAngleRegression::train_machine_templated((CDenseFeatures<floatmax_t> *) data); 123 else 124 SG_ERROR("Feature-type (%d) must be of type F_SHORTREAL (%d), F_DREAL (%d) or F_LONGREAL (%d).\n", 125 data->get_feature_type(), F_SHORTREAL, F_DREAL, F_LONGREAL)

CID 150907: Uninitialized variables (MISSING_RETURN) Arriving at the end of a function without returning a value.

126 } 127 128 template <typename ST> 129 bool CLeastAngleRegression::train_machine_templated(CDenseFeatures<ST> * data) 130 { 131

** CID 150906: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/structure/BmrmStatistics.h: 25 in ()

______________________________________________________________________________________________________ * CID 150906: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/structure/BmrmStatistics.h: 25 in () 19 #include <shogun/lib/SGVector.h> 20 21 namespace shogun 22 { 23 24 /** BMRM statistics like number of iterations etc */

CID 150906: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “shogun::BmrmStatistics” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

25 struct BmrmStatistics 26 { 27 /** constructor */ 28 BmrmStatistics() 29 { 30 nIter = 0;

** CID 150905: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/evaluation/MulticlassAccuracy.cpp: 42 in shogun::CMulticlassAccuracy::evaluate(shogun::CLabels *, shogun::CLabels *)()

______________________________________________________________________________________________________ * CID 150905: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/evaluation/MulticlassAccuracy.cpp: 42 in shogun::CMulticlassAccuracy::evaluate(shogun::CLabels , shogun::CLabels *)() 36 { 37 int32_t total = length; 38 for (int32_t i=0; i<length; i++) 39 { 40 int32_t predicted_label = ((CMulticlassLabels) predicted)->get_int_label(i); 41

CID 150905: Incorrect expression (NO_EFFECT) Part “(shogun::CMulticlassLabels *)(shogun::CDenseLabels *)predicted” of statement “((shogun::CMulticlassLabels *)(shogun::CDenseLabels *)predicted) , -2” has no effect due to the comma.

42 if (predicted_label==((CMulticlassLabels*) predicted)->REJECTION_LABEL) 43 total--; 44 else if (predicted_label==((CMulticlassLabels*) ground_truth)->get_int_label(i)) 45 correct++; 46 } 47 m_rejects_num = length-total;

** CID 150904: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/lib/IndirectObject.h: 250 in shogun::CIndirectObject<int, int **>::operator <(const shogun::CIndirectObject<int, int **>&) const()

______________________________________________________________________________________________________ * CID 150904: Incorrect expression (NO_EFFECT) /home/buildslave/coverity_analysis/build/src/shogun/lib/IndirectObject.h: 250 in shogun::CIndirectObject<int, int *>::operator <(const shogun::CIndirectObject<int, int *>&) const() 244 / overload < operator; test if current object is smaller than x 245 * 246 * @param x x 247 */ 248 bool operator<(const CIndirectObject<T,P> &x) const 249 {

CID 150904: Incorrect expression (NO_EFFECT) Part “x” of statement “x , (*shogun::CIndirectObject<int, int **>::array)” has no effect due to the comma.

250 return (*array)[index]<(*(x.array))[x.index]; 251 } 252 253 /** overload ! operator; test if current object is not equal to x 254 * 255 * @param x x

** CID 150903: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/parameters/value_keeper.hpp: 22 in ()

______________________________________________________________________________________________________ * CID 150903: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/parameters/value_keeper.hpp: 22 in () 16 { 17 18 struct EmptyType 19 { 20 }; 21

CID 150903: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “tapkee::tapkee_internal::ValueKeeper” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

22 class ValueKeeper 23 { 24 25 public: 26 template <typename T> 27 explicit ValueKeeper(const T& value) :

** CID 150902: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/external/barnes_hut_sne/vptree.hpp: 45 in ()

______________________________________________________________________________________________________ * CID 150902: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/tapkee/external/barnes_hut_sne/vptree.hpp: 45 in () 39 #ifndef VPTREE_H 40 #define VPTREE_H 41 42 namespace tsne 43 { 44

CID 150902: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “tsne::DataPoint” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

45 class DataPoint 46 { 47 int _D; 48 int _ind; 49 double* _x; 50

** CID 150901: (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in ()

______________________________________________________________________________________________________ * CID 150901: (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /** @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<double>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<signed char>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<bool>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<char>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<long double>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<float>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<unsigned char>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<int>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<unsigned int>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<long>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<unsigned long>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<short>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor / 27 SGMatrixList(); 28 /home/buildslave/coverity_analysis/build/src/shogun/lib/SGMatrixList.h: 23 in () 17 #include <shogun/lib/SGMatrix.h> 18 19 namespace shogun 20 { 21 22 /* @brief shogun matrix list */

CID 150901: (MISSING_MOVE_ASSIGNMENT) Class “shogun::SGMatrixList<unsigned short>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

23 template<class T> class SGMatrixList : public SGReferencedData 24 { 25 public: 26 /** default constructor */ 27 SGMatrixList(); 28

** CID 150900: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/DynInt.h: 38 in ()

______________________________________________________________________________________________________ * CID 150900: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/lib/DynInt.h: 38 in () 32 * This data type is mostly used as a (efficient) storage container for 33 * bit-mapped strings. Therefore, currently only comparison, assignment and 34 * bit operations are implemented. 35 * 36 * TODO: implement add,mul,div 37 */

CID 150900: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “shogun::CDynInt<unsigned long, 4>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

38 template <class T, int sz> class CDynInt 39 { 40 public: 41 /** default constructor 42 * 43 * creates a DynInt that is all zero.

** CID 150899: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/base/unique.h: 15 in ()

______________________________________________________________________________________________________ * CID 150899: Low impact quality (MISSING_MOVE_ASSIGNMENT) /home/buildslave/coverity_analysis/build/src/shogun/base/unique.h: 15 in () 9 * 10 * class Self; 11 * Unique<Self> self; 12 * 13 */ 14 template <typename T>

CID 150899: Low impact quality (MISSING_MOVE_ASSIGNMENT) Class “shogun::Unique<shogun::CSGObject::Self>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

15 class Unique 16 { 17 public: 18 /** Creates an instance of something unique. 19 * 20 * Calls default constructor of type T.

** CID 150898: (MISSING_MOVE_ASSIGNMENT) /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in () /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in () /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in ()

______________________________________________________________________________________________________ * CID 150898: (MISSING_MOVE_ASSIGNMENT) /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in () 115 * 116 * \sa Matrix 117 */ 118 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage; 119 120 // purely fixed-size matrix

CID 150898: (MISSING_MOVE_ASSIGNMENT) Class “Eigen::DenseStorage<double, -1, -1, 1, 0>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

121 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage 122 { 123 internal::plain_array<T,Size,_Options> m_data; 124 public: 125 inline DenseStorage() {} 126 inline DenseStorage(internal::constructor_without_unaligned_array_assert) /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in () 115 * 116 * \sa Matrix 117 */ 118 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage; 119 120 // purely fixed-size matrix

CID 150898: (MISSING_MOVE_ASSIGNMENT) Class “Eigen::DenseStorage<int, -1, -1, 1, 0>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

121 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage 122 { 123 internal::plain_array<T,Size,_Options> m_data; 124 public: 125 inline DenseStorage() {} 126 inline DenseStorage(internal::constructor_without_unaligned_array_assert) /usr/include/eigen3/Eigen/src/Core/DenseStorage.h: 121 in () 115 * 116 * \sa Matrix 117 */ 118 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage; 119 120 // purely fixed-size matrix

CID 150898: (MISSING_MOVE_ASSIGNMENT) Class “Eigen::DenseStorage<double, -1, -1, -1, 0>” may benefit from adding a move assignment operator. See other events which show the copy assignment operator being applied to rvalue(s), where a move assignment may be faster.

121 template<typename T, int Size, int _Rows, int _Cols, int _Options> class DenseStorage 122 { 123 internal::plain_array<T,Size,_Options> m_data; 124 public: 125 inline DenseStorage() {} 126 inline DenseStorage(internal::constructor_without_unaligned_array_assert)