CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /Users/jenkins/w/cci_PR-3495/.conan/data/zxing-cpp/1.0.8/_/_/build/cbb76fa07e0fa39dbe741c230e04f4af3c45918b/source_subfolder/core/src/datamatrix/DMDetector.cpp:748:14: warning: explicitly defaulted move assignment operator is implicitly deleted [-Wdefaulted-function-deleted] EdgeTracer& operator=(EdgeTracer&&) = default; ^ /Users/jenkins/w/cci_PR-3495/.conan/data/zxing-cpp/1.0.8/_/_/build/cbb76fa07e0fa39dbe741c230e04f4af3c45918b/source_subfolder/core/src/datamatrix/DMDetector.cpp:647:19: note: move assignment operator of 'EdgeTracer' is implicitly deleted because field 'image' is of reference type 'const ZXing::BitMatrix &' const BitMatrix& image; ^ 1 warning generated. /Users/jenkins/w/cci_PR-3495/.conan/data/zxing-cpp/1.0.8/_/_/build/cbb76fa07e0fa39dbe741c230e04f4af3c45918b/source_subfolder/core/src/oned/ODUPCAReader.cpp:30:10: warning: local variable 'result' will be copied despite being returned by name [-Wreturn-std-move] return result; ^~~~~~ /Users/jenkins/w/cci_PR-3495/.conan/data/zxing-cpp/1.0.8/_/_/build/cbb76fa07e0fa39dbe741c230e04f4af3c45918b/source_subfolder/core/src/oned/ODUPCAReader.cpp:30:10: note: call 'std::move' explicitly to avoid copying return result; ^~~~~~ std::move(result) 1 warning generated. /Users/jenkins/w/cci_PR-3495/.conan/data/zxing-cpp/1.0.8/_/_/build/cbb76fa07e0fa39dbe741c230e04f4af3c45918b/source_subfolder/core/src/oned/ODUPCEANReader.cpp:69:11: warning: lambda capture 'pattern' is not required to be captured for this use [-Wunused-lambda-capture] [&row, &pattern](BitArray::Iterator begin, BitArray::Iterator end, const Counters& cntrs) { ~~~^~~~~~~ 1 warning generated. CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY