void
Graph::dec_ref()
{
- if (g_atomic_int_dec_and_test (&_finished_refcount)) {
+ if (g_atomic_int_dec_and_test (const_cast<gint*> (&_finished_refcount))) {
/* We have run all the nodes that are at the `output' end of
the graph, so there is nothing more to do this time around.