opencv4: cuda: add a libstdc++ integration test

        inherit enableGStreamer enableGtk2 enableGtk3 runAccuracyTests runPerformanceTests testDataSrc;

        inherit opencv4;

      };

    }

    // lib.optionalAttrs (enableCuda) {

      no-libstdcxx-errors = callPackage ./libstdcxx-test.nix { };

    };

  } // lib.optionalAttrs enablePython { pythonPath = [ ]; };

{ python3Packages, runCommand }:

runCommand "${python3Packages.opencv4.pname}-libstdcxx-test"

{

  nativeBuildInputs = [

    (python3Packages.python.withPackages (ps: with ps; [

      (opencv4.override { enableCuda = true; })

      scikit-image

    ]))

  ];

} ''

  python << EOF

  import cv2

  from skimage.transform import pyramid_reduce

  EOF

  touch $out

''