/// will often get single-move PVs when the search stops while failing high,
/// and a single-move PV means that we don't have a ponder move.
-void TranspositionTable::extract_pv(const Position& pos, Move pv[], const int PLY_MAX) {
+void TranspositionTable::extract_pv(const Position& pos, Move bestMove, Move pv[], const int PLY_MAX) {
const TTEntry* tte;
StateInfo st;
Position p(pos, pos.thread());
int ply = 0;
- assert(pv[0] != MOVE_NONE);
+ assert(bestMove != MOVE_NONE);
+ pv[ply] = bestMove;
p.do_move(pv[ply++], st);
// Try to add moves from TT while possible