<<< packages_full_repoman >>>
    dependency.unknown            5
     media-libs/opencv/opencv-4.5.0-r3.ebuild: DEPEND: <dev-cpp/eigen-3.3.8:3
     media-libs/opencv/opencv-4.5.1-r3.ebuild: DEPEND: <dev-cpp/eigen-3.3.8:3
     media-libs/opencv/opencv-4.5.2-r3.ebuild: DEPEND: <dev-cpp/eigen-3.3.8:3
     media-libs/opencv/opencv-4.5.2-r5.ebuild: DEPEND: <dev-cpp/eigen-3.3.8:3
     media-libs/opencv/opencv-4.5.4.ebuild: DEPEND: <dev-cpp/eigen-3.3.8:3
<<< open bugs >>>
  https://bugs.gentoo.org/702258 media-libs/opencv_-_add_USE=nonfree
  https://bugs.gentoo.org/702354 media-gfx/shotwell_with_media-libs/opencv-4.1.2_-_?
  https://bugs.gentoo.org/733120 media-libs/opencv-4.1.2-r3_-_.../work/opencv-4.1.2/modules/core/src/parallel_impl.cpp:45:79:_error:_‘_mm_pause’_was_not_declared_in_this_scope
  https://bugs.gentoo.org/762628 media-libs/opencv_inference_engine_support
  https://bugs.gentoo.org/787998 media-libs/opencv-4.5.1_fails_to_compile
  https://bugs.gentoo.org/811162 media-libs/opencv-4.5.2-r1_lto-wrapper:_fatal_error
  https://bugs.gentoo.org/828496 media-libs/opencv_-_add_CHECKREQS_DISK_BUILD_limit
  https://bugs.gentoo.org/829777 media-libs/opencv-4.5.4:_fails_to_compile_(CUDA;_upstream)
  https://bugs.gentoo.org/830163 media-libs/opencv-4.5.5_with_USE=examples:_samples/cpp/tutorial_code/gapi/doc_snippets/dynamic_graph_snippets.cpp:1:10:_fatal_error:_opencv2/gapi.hpp:_No_such_file_or_directory
  https://bugs.gentoo.org/830185 media-libs/opencv-4.5.5_fails_to_build_due_to_&quot;error:_‘_mm_insert_epi64’_was_not_declared_in_this_scope;_did_you_mean_‘_mm_insert_epi8’?&quot;
  https://bugs.gentoo.org/830294 media-libs/opencv-4.5.4_automagic_dependency_on_dev-libs/cudnn
  https://bugs.gentoo.org/830549 media-libs/opencv-4.5.5:_add_'cudnn'_use_flag
  https://bugs.gentoo.org/783102 media-libs/opencv-4.5.1[cuda]_fails_to_compile:_internal_compiler_error:_Segmentation_fault
  https://bugs.gentoo.org/831113 media-libs/opencv-4.5.5_-_/.../api_ref_snippets.cpp:_fatal_error:_opencv2/gapi.hpp:_No_such_file_or_directory