Allow TT entries with key16==0 to be fetched

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 82d8bb9dfa96d97cf25022c760202360d0a685b0..266e2db30d0f2516abeb078a894cce3e16136d39 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1531,6 +1531,10 @@ moves_loop: // When in check, search starts from here
       {
           assert(type_of(move) != ENPASSANT); // Due to !pos.advanced_pawn_push
 
+          // moveCount pruning
+          if (moveCount > abs(depth) + 2)
+              continue;
+
           futilityValue = futilityBase + PieceValue[EG][pos.piece_on(to_sq(move))];
 
           if (futilityValue <= alpha)
@@ -1547,7 +1551,7 @@ moves_loop: // When in check, search starts from here
       }
 
       // Do not search moves with negative SEE values
-      if (  !ss->inCheck && !pos.see_ge(move))
+      if (!ss->inCheck && !pos.see_ge(move))
           continue;
 
       // Speculative prefetch as early as possible