Cleanup: spelling in comments

source/blender/blenkernel/intern/fcurve_driver.c

@@ -326,7 +326,7 @@ static float dvar_eval_rotDiff(ChannelDriver *driver, DriverVar *dvar)
 
   float(*mat[2])[4];
 
-  /* NOTE: for now, these are all just worldspace */
+  /* NOTE: for now, these are all just world-space. */
   for (int i = 0; i < 2; i++) {
     /* Get pointer to loc values to store in. */
     DriverTarget *dtar = &dvar->targets[i];

source/blender/blenkernel/intern/mesh.cc

@@ -1896,8 +1896,8 @@ void BKE_mesh_calc_normals_split_ex(Mesh *mesh, MLoopNorSpaceArray *r_lnors_spac
   bool free_polynors = false;
 
   /* Note that we enforce computing clnors when the clnor space array is requested by caller here.
-   * However, we obviously only use the autosmooth angle threshold
-   * only in case autosmooth is enabled. */
+   * However, we obviously only use the auto-smooth angle threshold
+   * only in case auto-smooth is enabled. */
   const bool use_split_normals = (r_lnors_spacearr != nullptr) ||
                                  ((mesh->flag & ME_AUTOSMOOTH) != 0);
   const float split_angle = (mesh->flag & ME_AUTOSMOOTH) != 0 ? mesh->smoothresh : (float)M_PI;

source/blender/blenkernel/intern/object.cc

@@ -5445,7 +5445,7 @@ KDTree_3d *BKE_object_as_kdtree(Object *ob, int *r_tot)
         MVert *mvert = me_eval->mvert;
         uint totvert = me_eval->totvert;
 
-        /* tree over-allocs in case where some verts have ORIGINDEX_NONE */
+        /* Tree over-allocates in case where some verts have #ORIGINDEX_NONE. */
         tot = 0;
         tree = BLI_kdtree_3d_new(totvert);
 

source/blender/bmesh/operators/bmo_fill_edgeloop.c

@@ -85,7 +85,7 @@ void bmo_edgeloop_fill_exec(BMesh *bm, BMOperator *op)
   }
 
   if (ok) {
-    /* NOTE: in the case of multiple loops, this over-allocs (which is fine). */
+    /* NOTE: in the case of multiple loops, this over-allocates (which is fine). */
     BMVert **f_verts = MEM_mallocN(sizeof(*verts) * totv, __func__);
     BMIter eiter;
 

source/blender/editors/space_sequencer/space_sequencer.c

@@ -997,7 +997,7 @@ void ED_spacetype_sequencer(void)
   art->draw_overlay = sequencer_main_region_draw_overlay;
   art->listener = sequencer_main_region_listener;
   art->message_subscribe = sequencer_main_region_message_subscribe;
-  /* NOTE: inclusion of #ED_KEYMAP_GIZMO is currenlty for scripts and isn't used by default. */
+  /* NOTE: inclusion of #ED_KEYMAP_GIZMO is currently for scripts and isn't used by default. */
   art->keymapflag = ED_KEYMAP_TOOL | ED_KEYMAP_GIZMO | ED_KEYMAP_VIEW2D | ED_KEYMAP_FRAMES |
                     ED_KEYMAP_ANIMATION;
   BLI_addhead(&st->regiontypes, art);

source/blender/editors/space_view3d/view3d_utils.c

@@ -1682,7 +1682,8 @@ bool ED_view3d_depth_read_cached(const ViewDepths *vd,
     return true;
   }
 
-  /* GPencil and Anotations also need the returned depth value to be high so that it is invalid. */
+  /* Grease-pencil and annotations also need the returned depth value to be high
+   * so the caller can detect it's invalid. */
   *r_depth = FLT_MAX;
   return false;
 }