Avoid constructing an empty tuple in qsearch

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 50a84d272211ce699f38c968c4331b7474b44b79..3a54bf01b0d4e9ac41632c8f03c40a1f2ce723b7 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1246,8 +1246,7 @@ moves_loop: // When in check search starts from here
     // to search the moves. Because the depth is <= 0 here, only captures,
     // queen promotions and checks (only if depth >= DEPTH_QS_CHECKS) will
     // be generated.
-    const PieceToHistory* contHist[4] = {};
-    MovePicker mp(pos, ttMove, depth, &pos.this_thread()->mainHistory, contHist, to_sq((ss-1)->currentMove));
+    MovePicker mp(pos, ttMove, depth, &pos.this_thread()->mainHistory, to_sq((ss-1)->currentMove));
 
     // Loop through the moves until no moves remain or a beta cutoff occurs
     while ((move = mp.next_move()) != MOVE_NONE)