Это я криворукий или нужно создавать issue на гитхабе автора?
FAILED: : && /usr/bin/clang++-3.8 -Wall -Wextra -Wno-unused-parameter -Wfloat-conversion -Werror=switch -Wl,--as-needed src/CMakeFiles/solvespace.dir/util.cpp.o src/CMakeFiles/solvespace.dir/entity.cpp.o src/CMakeFiles/solvespace.dir/expr.cpp.o src/CMakeFiles/solvespace.dir/constraint.cpp.o src/CMakeFiles/solvespace.dir/constrainteq.cpp.o src/CMakeFiles/solvespace.dir/system.cpp.o src/CMakeFiles/solvespace.dir/platform/unixutil.cpp.o src/CMakeFiles/solvespace.dir/platform/gtkmain.cpp.o src/CMakeFiles/solvespace.dir/platform/gloffscreen.cpp.o src/CMakeFiles/solvespace.dir/bsp.cpp.o src/CMakeFiles/solvespace.dir/clipboard.cpp.o src/CMakeFiles/solvespace.dir/confscreen.cpp.o src/CMakeFiles/solvespace.dir/describescreen.cpp.o src/CMakeFiles/solvespace.dir/draw.cpp.o src/CMakeFiles/solvespace.dir/drawconstraint.cpp.o src/CMakeFiles/solvespace.dir/drawentity.cpp.o src/CMakeFiles/solvespace.dir/export.cpp.o src/CMakeFiles/solvespace.dir/exportstep.cpp.o src/CMakeFiles/solvespace.dir/exportvector.cpp.o src/CMakeFiles/solvespace.dir/file.cpp.o src/CMakeFiles/solvespace.dir/generate.cpp.o src/CMakeFiles/solvespace.dir/glhelper.cpp.o src/CMakeFiles/solvespace.dir/graphicswin.cpp.o src/CMakeFiles/solvespace.dir/group.cpp.o src/CMakeFiles/solvespace.dir/groupmesh.cpp.o src/CMakeFiles/solvespace.dir/importdxf.cpp.o src/CMakeFiles/solvespace.dir/mesh.cpp.o src/CMakeFiles/solvespace.dir/modify.cpp.o src/CMakeFiles/solvespace.dir/mouse.cpp.o src/CMakeFiles/solvespace.dir/polygon.cpp.o src/CMakeFiles/solvespace.dir/resource.cpp.o src/CMakeFiles/solvespace.dir/request.cpp.o src/CMakeFiles/solvespace.dir/solvespace.cpp.o src/CMakeFiles/solvespace.dir/style.cpp.o src/CMakeFiles/solvespace.dir/textscreens.cpp.o src/CMakeFiles/solvespace.dir/textwin.cpp.o src/CMakeFiles/solvespace.dir/toolbar.cpp.o src/CMakeFiles/solvespace.dir/ttf.cpp.o src/CMakeFiles/solvespace.dir/undoredo.cpp.o src/CMakeFiles/solvespace.dir/view.cpp.o src/CMakeFiles/solvespace.dir/srf/boolean.cpp.o src/CMakeFiles/solvespace.dir/srf/curve.cpp.o src/CMakeFiles/solvespace.dir/srf/merge.cpp.o src/CMakeFiles/solvespace.dir/srf/ratpoly.cpp.o src/CMakeFiles/solvespace.dir/srf/raycast.cpp.o src/CMakeFiles/solvespace.dir/srf/surface.cpp.o src/CMakeFiles/solvespace.dir/srf/surfinter.cpp.o src/CMakeFiles/solvespace.dir/srf/triangulate.cpp.o -o src/solvespace -rdynamic extlib/libdxfrw/libdxfrw.a -lGLU -lGL -lpng12 -lz -lfreetype -lgtkmm-3.0 -latkmm-1.6 -lgdkmm-3.0 -lgiomm-2.4 -lgtk-3 -lgdk-3 -latk-1.0 -lcairo-gobject -lgio-2.0 -lgdk_pixbuf-2.0 -lpangomm-1.4 -lglibmm-2.4 -lcairomm-1.0 -lsigc-2.0 -lpangocairo-1.0 -lpango-1.0 -lgobject-2.0 -lglib-2.0 -lcairo -lX11 -ljson-c -lfontconfig -lfreetype -lGLEW -lGLU -lGL -lgtkmm-3.0 -latkmm-1.6 -lgdkmm-3.0 -lgiomm-2.4 -lgtk-3 -lgdk-3 -latk-1.0 -lcairo-gobject -lgio-2.0 -lgdk_pixbuf-2.0 -lpangomm-1.4 -lglibmm-2.4 -lcairomm-1.0 -lsigc-2.0 -lpangocairo-1.0 -lpango-1.0 -lgobject-2.0 -lglib-2.0 -lcairo -lX11 -ljson-c -lfontconfig -lGLEW -lGLU -lGL && :
src/CMakeFiles/solvespace.dir/platform/gtkmain.cpp.o: In function `SolveSpace::GetOpenFile(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, SolveSpace::FileFilter const*)':
../src/platform/gtkmain.cpp:(.text+0x16fb): undefined reference to `Gtk::FileChooser::get_current_folder() const'
../src/platform/gtkmain.cpp:(.text+0x178f): undefined reference to `Gtk::FileChooser::get_filename() const'
src/CMakeFiles/solvespace.dir/platform/gtkmain.cpp.o: In function `SolveSpace::GetSaveFile(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, SolveSpace::FileFilter const*)':
../src/platform/gtkmain.cpp:(.text+0x2476): undefined reference to `Gtk::FileChooser::get_current_folder() const'
../src/platform/gtkmain.cpp:(.text+0x250a): undefined reference to `Gtk::FileChooser::get_filename() const'
src/CMakeFiles/solvespace.dir/platform/gtkmain.cpp.o: In function `SolveSpace::ChooserFilterChanged(Gtk::FileChooserDialog*)':
../src/platform/gtkmain.cpp:(.text+0x2b85): undefined reference to `Gtk::FileChooser::get_filename() const'
clang: error: linker command failed with exit code 1 (use -v to see invocation)
ninja: build stopped: subcommand failed.