diff --git a/src/position.cpp b/src/position.cpp index 0686d245..ae1da017 100644 --- a/src/position.cpp +++ b/src/position.cpp @@ -1013,9 +1013,9 @@ void Position::do_null_move(StateInfo& newSt) { } st->key ^= Zobrist::side; + ++st->rule50; prefetch(TT.first_entry(key())); - ++st->rule50; st->pliesFromNull = 0; sideToMove = ~sideToMove;