[ 60%] Linking CXX shared library ../../mac64/clang/lib/libTKViewerTest.dylib ld: warning: option -s is obsolete and being ignored Undefined symbols for architecture arm64: "_ViewerTest_myViews", referenced from: FindViewId(NSWindow const*) in ViewerTest_ViewerCommands_1.mm.o -[Cocoa_WindowController windowWillClose:] in ViewerTest_ViewerCommands_1.mm.o ld: symbol(s) not found for architecture arm64 clang: error: linker command failed with exit code 1 (use -v to see invocation) make[2]: *** [mac64/clang/lib/libTKViewerTest.7.8.0.dylib] Error 1 make[1]: *** [src/TKViewerTest/CMakeFiles/TKViewerTest.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... [ 68%] Built target TKDEIGES [ 97%] Built target TKDESTEP