improve cntcv

bench 1238978
official-stockfish · Oct 22, 2024 · 2d46d32 · 2d46d32
1 parent 9766db8
commit 2d46d32
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/src/search.cpp b/src/search.cpp
@@ -88,10 +88,9 @@ Value to_corrected_static_eval(Value v, const Worker& w, const Position& pos, St
     const auto  micv  = w.minorPieceCorrectionHistory[us][minor_piece_index(pos)];
     const auto  wnpcv = w.nonPawnCorrectionHistory[WHITE][us][non_pawn_index<WHITE>(pos)];
     const auto  bnpcv = w.nonPawnCorrectionHistory[BLACK][us][non_pawn_index<BLACK>(pos)];
-    int         cntcv = 1;
-
-    if (m.is_ok())
-        cntcv = int((*(ss - 2)->continuationCorrectionHistory)[pos.piece_on(m.to_sq())][m.to_sq()]);
+    const auto  cntcv =
+      m.is_ok() ? (*(ss - 2)->continuationCorrectionHistory)[pos.piece_on(m.to_sq())][m.to_sq()]
+                 : 0;
 
     const auto cv =
       (5932 * pcv + 2994 * mcv + 3269 * macv + 5660 * micv + 6237 * (wnpcv + bnpcv) + cntcv * 5555)
@@ -540,7 +539,7 @@ Value Search::Worker::search(
 
     // Dive into quiescence search when the depth reaches zero
     if (depth <= 0)
-        return qsearch < PvNode ? PV : NonPV > (pos, ss, alpha, beta);
+        return qsearch<PvNode ? PV : NonPV>(pos, ss, alpha, beta);
 
     // Limit the depth if extensions made it too large
     depth = std::min(depth, MAX_PLY - 1);