@@ -174,8 +174,8 @@ actions_client_move(data, TRUE);
         client_configure(c, x, y, w, h, TRUE, TRUE, FALSE);
         actions_client_move(data, FALSE);
 
-        g_free(area);
-        g_free(carea);
+        g_slice_free(Rect, area);
+        g_slice_free(Rect, carea);
     }
 
     return FALSE;

@@ -150,7 +150,7 @@ }
 
 void client_add_destroy_notify(ObClientCallback func, gpointer data)
 {
-    ClientCallback *d = g_new(ClientCallback, 1);
+    ClientCallback *d = g_slice_new(ClientCallback);
     d->func = func;
     d->data = data;
     client_destroy_notifies = g_slist_prepend(client_destroy_notifies, d);
@@ -163,7 +163,7 @@ 
     for (it = client_destroy_notifies; it; it = g_slist_next(it)) {
         ClientCallback *d = it->data;
         if (d->func == func) {
-            g_free(d);
+            g_slice_free(ClientCallback, d);
             client_destroy_notifies =
                 g_slist_delete_link(client_destroy_notifies, it);
             break;
@@ -221,7 +221,7 @@ CWEventMask|CWDontPropagate, &attrib_set);
 
     /* create the ObClient struct, and populate it from the hints on the
        window */
-    self = g_new0(ObClient, 1);
+    self = g_slice_new0(ObClient);
     self->obwin.type = OB_WINDOW_CLASS_CLIENT;
     self->window = window;
     self->prompt = prompt;
@@ -347,7 +347,7 @@ r = screen_area(self->desktop, SCREEN_AREA_ALL_MONITORS, NULL);
             place.x = r->x;
             place.y = r->y;
             ob_debug("Moving buggy app from (0,0) to (%d,%d)", r->x, r->y);
-            g_free(r);
+            g_slice_free(Rect, r);
         }
 
         /* make sure the window is visible. */
@@ -420,7 +420,7 @@ /* get the size of the client back */
         place.width -= self->frame->size.left + self->frame->size.right;
         place.height -= self->frame->size.top + self->frame->size.bottom;
 
-        g_free(a);
+        g_slice_free(Rect, a);
     }
 
     ob_debug("placing window 0x%x at %d, %d with size %d x %d. "
@@ -518,7 +518,7 @@ ob_debug("Pretend-managing window: %lx", window);
 
     /* do this minimal stuff to figure out the client's decorations */
 
-    self = g_new0(ObClient, 1);
+    self = g_slice_new0(ObClient);
     self->window = window;
 
     client_get_all(self, FALSE);
@@ -695,7 +695,7 @@ g_free(self->class);
     g_free(self->role);
     g_free(self->client_machine);
     g_free(self->sm_client_id);
-    g_free(self);
+    g_slice_free(ObClient, self);
 }
 
 void client_fake_unmanage(ObClient *self)
@@ -1085,7 +1085,7 @@ if (rudet && !self->strut.top && *y < a->y) *y = a->y;
         if (rudeb && !self->strut.bottom && *y + fh > a->y + a->height)
             *y = a->y + MAX(0, a->height - fh);
 
-        g_free(a);
+        g_slice_free(Rect, a);
     }
 
     /* get where the client should be */
@@ -2877,7 +2877,7 @@ 
         user = FALSE; /* ignore if the client can't be moved/resized when it
                          is maximizing */
 
-        g_free(a);
+        g_slice_free(Rect, a);
     }
 
     /* gets the client's position */
@@ -4253,7 +4253,7 @@ for (i = 0; i < screen_num_monitors; ++i) {
         Rect *area = screen_area(self->desktop, i, NULL);
         detect_edge(*area, dir, my_head, my_size, my_edge_start,
                     my_edge_size, dest, near_edge);
-        g_free(area);
+        g_slice_free(Rect, area);
     }
 
     /* search for edges of clients */
@@ -4284,7 +4284,7 @@ detect_edge(dock_area, dir, my_head, my_size, my_edge_start,
                     my_edge_size, dest, near_edge);
     }
 
-    g_free(a);
+    g_slice_free(Rect, a);
 }
 
 void client_find_move_directional(ObClient *self, ObDirection dir,

@@ -150,7 +150,7 @@ if (b > t) *y = g_random_int_range(t, b + 1);
     else       *y = areas[i]->y;
 
     for (i = 0; i < screen_num_monitors; ++i)
-        g_free(areas[i]);
+        g_slice_free(Rect, areas[i]);
     g_free(areas);
 
     return TRUE;
@@ -339,7 +339,7 @@ }
     }
 
     for (i = 0; i < screen_num_monitors; ++i)
-        g_free(areas[i]);
+        g_slice_free(Rect, areas[i]);
     g_free(areas);
     return ret;
 }
@@ -363,6 +363,8 @@ *x = px - client->area.width / 2 - client->frame->size.left;
     *x = MIN(MAX(*x, l), r);
     *y = py - client->area.height / 2 - client->frame->size.top;
     *y = MIN(MAX(*y, t), b);
+
+    g_slice_free(Rect, area);
 
     return TRUE;
 }
@@ -394,7 +396,7 @@ screen = areas[0];
 
         /* don't free the first one, it's being set as "screen" */
         for (i = 1; i < screen_num_monitors; ++i)
-            g_free(areas[i]);
+            g_slice_free(Rect, areas[i]);
         g_free(areas);
     }
 
@@ -414,7 +416,7 @@ settings->position.y.pos;
     else
         *y = screen->y + settings->position.y.pos;
 
-    g_free(screen);
+    g_slice_free(Rect, screen);
     return TRUE;
 }
 
@@ -460,7 +462,7 @@ *x = (areas[0]->width - client->frame->area.width) / 2 + areas[0]->x;
         *y = (areas[0]->height - client->frame->area.height) / 2 + areas[0]->y;
 
         for (i = 0; i < screen_num_monitors; ++i)
-            g_free(areas[i]);
+            g_slice_free(Rect, areas[i]);
         g_free(areas);
         return TRUE;
     }

@@ -202,7 +202,7 @@ *y = pt;
         else if (cb <= pb && b > pb && b < pb + resist)
             *y = pb - h + 1;
 
-        g_free(area);
+        g_slice_free(Rect, area);
         g_free(parea);
     }
 
@@ -414,7 +414,7 @@ *h = b - pt + 1;
             break;
         }
 
-        g_free(area);
+        g_slice_free(Rect, area);
         g_free(parea);
     }
 }

@@ -1298,11 +1298,14 @@ StrutPartial *strut;
 } ObScreenStrut;
 
 #define RESET_STRUT_LIST(sl) \
-    (g_slist_free(sl), sl = NULL)
+    while (sl) { \
+        g_slice_free(ObScreenStrut, (sl)->data); \
+        sl = g_slist_delete_link(sl, sl); \
+    }
 
 #define ADD_STRUT_TO_LIST(sl, d, s) \
 { \
-    ObScreenStrut *ss = g_new(ObScreenStrut, 1); \
+    ObScreenStrut *ss = g_slice_new(ObScreenStrut); \
     ss->desktop = d; \
     ss->strut = s;  \
     sl = g_slist_prepend(sl, ss); \
@@ -1436,7 +1439,7 @@ dims[i*4+0] = area->x;
         dims[i*4+1] = area->y;
         dims[i*4+2] = area->width;
         dims[i*4+3] = area->height;
-        g_free(area);
+        g_slice_free(Rect, area);
     }
 
     /* set the legacy workarea hint to the union of all the monitors */
@@ -1608,7 +1611,7 @@ }
         }
     }
 
-    a = g_new(Rect, 1);
+    a = g_slice_new(Rect);
     a->x = l;
     a->y = t;
     a->width = r - l + 1;

@@ -135,6 +135,7 @@ 
 /*! @param head is the number of the head or one of SCREEN_AREA_ALL_MONITORS,
            SCREEN_AREA_ONE_MONITOR
     @param search NULL or the whole monitor(s)
+    @return A Rect allocated with g_slice_new()
  */
 Rect* screen_area(guint desktop, guint head, Rect *search);