<<< metadata_duplicate_useflag_description >>>
  sci-libs/vtk|qt6:sdl|negril.nx+gentoo@gmail.com:sci@gentoo.org:proxy-maint@gentoo.org
<<< open bugs >>>
  https://bugs.gentoo.org/930711 sci-libs/vtk_fails_to_compile_missing_dependency_dev-libs/c-blosc
  https://bugs.gentoo.org/945731 sci-libs/vtk-9.3.0-r3_GUISupport/Qt/QVTKOpenGLWindow.cxx:255:43:_error:_'GL_BACK_LEFT'_was_not_declared_in_this_scope
  https://bugs.gentoo.org/253881 sci-visualisation/paraview_bundles_an_internal_copy_of_sci-libs/vtk
  https://bugs.gentoo.org/873601 sci-libs/vtk-9.1.0-r2_fails_to_compile_(MUSL):_loguru.cpp:98:18:_fatal_error:_execinfo.h:_No_such_file_or_directory
  https://bugs.gentoo.org/882405 sci-libs/vtk-9.1.0-r4_fails_to_compile_on_ppc
  https://bugs.gentoo.org/928127 sci-libs/vtk:_fails_tests_with:_Loguru_caught_a_signal:_SIGFPE
  https://bugs.gentoo.org/932464 sci-libs/vtk-9.3.0[cuda]_huge_RAM_requirements_for_compilation
  https://bugs.gentoo.org/945964 sci-libs/vtk-9.3.1[cgns]_fails_to_compile_with_sci-libs/hdf5[-cxx]_CMake_error:_&quot;missing:_HDF5_INCLUDE_DIRS&quot;
  https://bugs.gentoo.org/886317 sci-libs/vtk-9.2.2-r1_overwrites_user's_optimization_(-O*)
  https://bugs.gentoo.org/889340 sci-visualization/paraview:_file_collision_with_sci-libs/vtk
  https://bugs.gentoo.org/944817 [TRACKER]_Drop_sci-libs/vtk_IUSE=qt5_option