Remove pawn history from ProbCut constructor

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index a8f178a31ca317620ac4aded289651c92d17648f..b947fc5f3e85ccfcea7aa62054a006b595e62617 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -855,8 +855,7 @@ Value search(Position& pos, Stack* ss, Value alpha, Value beta, Depth depth, boo
     {
         assert(probCutBeta < VALUE_INFINITE);
 
-        MovePicker mp(pos, ttMove, probCutBeta - ss->staticEval, &captureHistory,
-                      thisThread->pawnHistory);
+        MovePicker mp(pos, ttMove, probCutBeta - ss->staticEval, &captureHistory);
 
         while ((move = mp.next_move()) != MOVE_NONE)
             if (move != excludedMove && pos.legal(move))
@@ -915,7 +914,7 @@ moves_loop:  // When in check, search starts here
       prevSq != SQ_NONE ? thisThread->counterMoves[pos.piece_on(prevSq)][prevSq] : MOVE_NONE;
 
     MovePicker mp(pos, ttMove, depth, &thisThread->mainHistory, &captureHistory, contHist,
-                  thisThread->pawnHistory, countermove, ss->killers);
+                  &thisThread->pawnHistory, countermove, ss->killers);
 
     value            = bestValue;
     moveCountPruning = singularQuietLMR = false;
@@ -1484,7 +1483,7 @@ Value qsearch(Position& pos, Stack* ss, Value alpha, Value beta, Depth depth) {
     // will be generated.
     Square     prevSq = is_ok((ss - 1)->currentMove) ? to_sq((ss - 1)->currentMove) : SQ_NONE;
     MovePicker mp(pos, ttMove, depth, &thisThread->mainHistory, &thisThread->captureHistory,
-                  contHist, thisThread->pawnHistory, prevSq);
+                  contHist, &thisThread->pawnHistory, prevSq);
 
     int quietCheckEvasions = 0;