/home/glaberge/hpxML/Training_data/main.cpp:33:1: warning: control reaches end of non-void function [-Wreturn-type]
}
^
1 warning generated.
[100%] Linking CXX executable main
/opt/mn/binutils/2.28/bin/ld: warning: libboost_filesystem.so.1.67.0, needed by /home/glaberge/hpx/lib/libhpx_iostreams.so.1.2.0, may conflict with libboost_filesystem.so.1.53.0
/opt/mn/binutils/2.28/bin/ld: warning: libboost_filesystem.so.1.67.0, needed by /home/glaberge/hpx/lib/libhpx_iostreams.so.1.2.0, may conflict with libboost_filesystem.so.1.53.0
/opt/mn/binutils/2.28/bin/ld: warning: libboost_program_options.so.1.67.0, needed by /home/glaberge/hpx/lib/libhpx_iostreams.so.1.2.0, may conflict with libboost_program_options.so.1.53.0
/opt/mn/binutils/2.28/bin/ld: warning: libboost_program_options.so.1.67.0, needed by /home/glaberge/hpx/lib/libhpx_iostreams.so.1.2.0, may conflict with libboost_program_options.so.1.53.0
/opt/mn/binutils/2.28/bin/ld: /home/glaberge/hpx/lib/libhpx_init.a(hpx_main.cpp.o): undefined reference to symbol '_ZN5boost15program_options10split_unixERKNSt3__112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEES9_S9_S9_'
/opt/boost/1.67.0-clang6.0.0/release/lib/libboost_program_options.so.1.67.0: error adding symbols: DSO missing from command line
clang-6.0: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [main] Error 1
make[1]: *** [CMakeFiles/main_exe.dir/all] Error 2
make: *** [all] Error 2