Bench: 2459953

Yoshie2000 · Mar 2, 2025 · 2e73da6 · 2e73da6
1 parent d664105
commit 2e73da6
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/search.cpp b/src/search.cpp
@@ -312,6 +312,8 @@ Eval Thread::qsearch(Board* board, SearchStack* stack, Eval alpha, Eval beta) {
 
     // Stand pat
     if (bestValue >= beta) {
+        if (std::abs(bestValue) < EVAL_TBWIN_IN_MAX_PLY && std::abs(beta) < EVAL_TBWIN_IN_MAX_PLY)
+            bestValue = (bestValue + beta) / 2;
         ttEntry->update(board->stack->hash, MOVE_NONE, ttEntry->depth, unadjustedEval, EVAL_NONE, ttPv, TT_NOBOUND);
         return bestValue;
     }