diff --git a/src/search.cpp b/src/search.cpp index 3cd10ad9b..734372004 100644 --- a/src/search.cpp +++ b/src/search.cpp @@ -683,10 +683,7 @@ Value Search::Worker::search( if (!PvNode && !excludedMove && ttData.depth > depth - (ttData.value <= beta) && is_valid(ttData.value) // Can happen when !ttHit or when access race in probe() && (ttData.bound & (ttData.value >= beta ? BOUND_LOWER : BOUND_UPPER)) - && (cutNode == (ttData.value >= beta) || depth > 5) - // avoid a TT cutoff if the rule50 count is high and the TT move is zeroing - && (depth > 8 || ttData.move == Move::none() || pos.rule50_count() < 80 - || (!ttCapture && type_of(pos.moved_piece(ttData.move)) != PAWN))) + && (cutNode == (ttData.value >= beta) || depth > 5)) { // If ttMove is quiet, update move sorting heuristics on TT hit if (ttData.move && ttData.value >= beta)