diff --git a/src/search.cpp b/src/search.cpp index 5b4913c3..e28b866e 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -2155,13 +2155,11 @@ namespace { // ok_to_history() returns true if a move m can be stored - // in history. Should be a non capturing move. + // in history. Should be a non capturing move nor a promotion. bool ok_to_history(const Position& pos, Move m) { - return pos.square_is_empty(move_to(m)) - && !move_promotion(m) - && !move_is_ep(m); + return !pos.move_is_capture(m) && !move_promotion(m); }