Addressed CI errors, omitted review comments

segmentation/include/pcl/segmentation/impl/unary_classifier.hpp

@@ -52,9 +52,7 @@
 
 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 template <typename PointT>
-pcl::UnaryClassifier<PointT>::UnaryClassifier()
-: input_cloud_(new pcl::PointCloud<PointT>)
-{}
+pcl::UnaryClassifier<PointT>::UnaryClassifier() = default;
 
 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 template <typename PointT>

segmentation/include/pcl/segmentation/organized_multi_plane_segmentation.h

@@ -288,10 +288,10 @@ namespace pcl
       bool project_points_{false};
 
       /** \brief A comparator for comparing neighboring pixels' plane equations. */
-      PlaneComparatorPtr compare_{new PlaneComparator};
+      PlaneComparatorPtr compare_{new PlaneComparator()};
 
       /** \brief A comparator for use on the refinement step.  Compares points to regions segmented in the first pass. */
-      PlaneRefinementComparatorPtr refinement_compare_{new PlaneRefinementComparatorPtr};
+      PlaneRefinementComparatorPtr refinement_compare_{new PlaneRefinementComparatorPtr()};
 
       /** \brief Class getName method. */
       virtual std::string

segmentation/include/pcl/segmentation/unary_classifier.h

@@ -145,7 +145,7 @@ namespace pcl
 
 
       /** \brief Contains the input cloud */
-      typename pcl::PointCloud<PointT>::Ptr input_cloud_{nullptr};
+      typename pcl::PointCloud<PointT>::Ptr input_cloud_{new pcl::PointCloud<PointT>};
 
       bool label_field_{false};