Merge branch 'blender-v3.1-release'

source/blender/nodes/geometry/nodes/node_geo_merge_by_distance.cc

@@ -60,7 +60,7 @@ static std::optional<Mesh *> mesh_merge_by_distance(const MeshComponent &mesh_co
 
   const IndexMask selection = evaluator.get_evaluated_as_mask(0);
   if (selection.is_empty()) {
-    return nullptr;
+    return std::nullopt;
   }
 
   const Mesh &mesh = *mesh_component.get_for_read();
@@ -78,7 +78,9 @@ static void node_geo_exec(GeoNodeExecParams params)
     if (geometry_set.has_pointcloud()) {
       PointCloud *result = pointcloud_merge_by_distance(
           *geometry_set.get_component_for_read<PointCloudComponent>(), merge_distance, selection);
-      geometry_set.replace_pointcloud(result);
+      if (result) {
+        geometry_set.replace_pointcloud(result);
+      }
     }
     if (geometry_set.has_mesh()) {
       std::optional<Mesh *> result = mesh_merge_by_distance(

source/creator/CMakeLists.txt

@@ -1111,9 +1111,9 @@ elseif(APPLE)
       ${TARGETDIR_VER}/python/lib
     )
 
-    install(DIRECTORY ${LIBDIR}/python/bin
-      DESTINATION ${TARGETDIR_VER}/python
-      USE_SOURCE_PERMISSIONS
+    install(
+      PROGRAMS ${PYTHON_EXECUTABLE}
+      DESTINATION ${TARGETDIR_VER}/python/bin
     )
 
     # Needed for distutils/pip