This fixes a performance regression wrt the old NOP emission
handler.
/* Fast path single-handler without boxing the arguments in GValues */
if (G_TYPE_IS_OBJECT (node->itype) &&
- (node->flags & (G_SIGNAL_NO_RECURSE|G_SIGNAL_MUST_COLLECT)) == 0 &&
+ (node->flags & (G_SIGNAL_MUST_COLLECT)) == 0 &&
(node->emission_hooks == NULL || node->emission_hooks->hooks == NULL))
{
GSignalFlags run_type;
return;
}
+ /* Don't allow no-recurse emission as we might have to restart, which means
+ we will run multiple handlers and thus must ref all arguments */
+ if (closure != NULL && node->flags & (G_SIGNAL_NO_RECURSE) != 0)
+ fastpath = FALSE;
+
if (fastpath)
{
SignalAccumulator *accumulator;