Bench: 22974995

TerjeKir · Dec 21, 2024 · 7a8e1c8 · 7a8e1c8
1 parent c554b7d
commit 7a8e1c8
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/search.c b/src/search.c
@@ -148,7 +148,8 @@ static int Quiescence(Thread *thread, Stack *ss, int alpha, int beta) {
                                   : EvalPosition(pos, thread->pawnCache);
 
     unadjustedEval = eval;
-    eval = CorrectEval(thread, ss, eval, pos->rule50);
+    if (moveIsCapture(ttMove))
+        eval = CorrectEval(thread, ss, eval, pos->rule50);
 
     // Use ttScore as eval if it is more informative
     if (abs(ttScore) < TBWIN_IN_MAX && TTScoreIsMoreInformative(ttBound, ttScore, eval))
@@ -341,7 +342,8 @@ static int AlphaBeta(Thread *thread, Stack *ss, int alpha, int beta, Depth depth
                                                    : EvalPosition(pos, thread->pawnCache);
 
     int unadjustedEval = eval;
-    ss->staticEval = eval = CorrectEval(thread, ss, eval, pos->rule50);
+    if (moveIsCapture(ttMove))
+        ss->staticEval = eval = CorrectEval(thread, ss, eval, pos->rule50);
 
     // Use ttScore as eval if it is more informative
     if (abs(ttScore) < TBWIN_IN_MAX && TTScoreIsMoreInformative(ttBound, ttScore, eval))