if (get_variable())
model_->get_maxmin_system()->variable_free(get_variable());
/* remove from heap on need (ie, if selective update) */
model_->get_action_heap().remove(this);
if (modified_set_hook_.is_linked())
if (get_variable())
model_->get_maxmin_system()->variable_free(get_variable());
/* remove from heap on need (ie, if selective update) */
model_->get_action_heap().remove(this);
if (modified_set_hook_.is_linked())