{
/* If asked to rollback on a state that has a snapshot, restore it */
State* last_state = stack_.back().get();
- if (auto* system_state = last_state->get_system_state()) {
+ if (const auto* system_state = last_state->get_system_state()) {
Api::get().restore_state(system_state);
on_restore_system_state_signal(last_state);
return;
/* Intermediate backtracking */
if (_sg_mc_checkpoint > 0) {
const Pair* pair = exploration_stack_.back().get();
- if (auto* system_state = pair->graph_state->get_system_state()) {
+ if (const auto* system_state = pair->graph_state->get_system_state()) {
Api::get().restore_state(system_state);
return;
}