Silence gcc warnings caused by glib internals.

pocplot.c

@@ -827,9 +827,12 @@ poc_plot_remove_dataset_internal (PocPlot *self, PocDataset *dataset)
 {
   PocAxis *axis;
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
   g_signal_handlers_disconnect_by_func (dataset,
   					G_CALLBACK (poc_plot_notify_update),
 					self);
+#pragma GCC diagnostic pop
   if ((axis = poc_dataset_get_x_axis (dataset)) != NULL)
     poc_plot_remove_axis (self, axis);
   if ((axis = poc_dataset_get_y_axis (dataset)) != NULL)
@@ -1002,9 +1005,12 @@ poc_plot_remove_axis (PocPlot *self, PocAxis *axis)
 
   if (poc_object_bag_remove (self->axes, G_OBJECT (axis)))
     {
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
       g_signal_handlers_disconnect_by_func (axis,
 					    G_CALLBACK (poc_plot_notify_update),
 					    self);
+#pragma GCC diagnostic pop
       if (axis == self->x_axis)
 	{
 	  g_clear_object (&self->x_axis);

poctypes.c

@@ -48,7 +48,10 @@ poc_point_free (PocPoint *pt)
   g_slice_free (PocPoint, pt);
 }
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
 G_DEFINE_BOXED_TYPE (PocPoint, poc_point, poc_point_copy, poc_point_free)
+#pragma GCC diagnostic pop
 
 /* Point array {{{1 */
 
@@ -142,8 +145,11 @@ poc_point_array_set_size (PocPointArray *array, guint size)
   return (PocPointArray *) g_array_set_size ((GArray *) array, size);
 }
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
 G_DEFINE_BOXED_TYPE (PocPointArray, poc_point_array,
 		     poc_point_array_ref, poc_point_array_unref)
+#pragma GCC diagnostic pop
 
 /* Double array {{{1 */
 
@@ -231,8 +237,11 @@ poc_double_array_unref (PocDoubleArray *array)
   g_array_unref ((GArray *) array);
 }
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
 G_DEFINE_BOXED_TYPE (PocDoubleArray, poc_double_array,
 		     poc_double_array_ref, poc_double_array_unref)
+#pragma GCC diagnostic pop
 
 
 /* Enums {{{1 */