While building "master" branch of MITK on macOS Mojave with
$ clang --version Apple LLVM version 10.0.0 (clang-1000.11.45.5) Target: x86_64-apple-darwin18.2.0 Thread model: posix InstalledDir: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
I get the following compile error:
[ 37%] Building CXX object Modules/ImageStatistics/CMakeFiles/MitkImageStatistics.dir/mitkImageStatisticsContainer.cpp.o /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:78:14: error: moving a local object in a return statement prevents copy elision [-Werror,-Wpessimizing-move] return std::move(names); ^ /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:78:14: note: remove std::move call here return std::move(names); ^~~~~~~~~~ ~ /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:187:14: error: moving a local object in a return statement prevents copy elision [-Werror,-Wpessimizing-move] return std::move(names); ^ /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:187:14: note: remove std::move call here return std::move(names); ^~~~~~~~~~ ~ /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:207:14: error: moving a local object in a return statement prevents copy elision [-Werror,-Wpessimizing-move] return std::move(names); ^ /Users/fedorov/github/mitk/Modules/ImageStatistics/mitkImageStatisticsContainer.cpp:207:14: note: remove std::move call here return std::move(names); ^~~~~~~~~~ ~ 3 errors generated.