Update lists of authors and contributors

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index a0a9a306b7aeaf95e52d4f1cd95141396298ade6..783bb4a3c33fb480cdac41ac52c26ca6aff47972 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -2,7 +2,7 @@
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
   Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
-  Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
+  Copyright (C) 2015-2020 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
 
   Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -286,7 +286,8 @@ inline Square Position::castling_rook_square(CastlingRights cr) const {
 
 template<PieceType Pt>
 inline Bitboard Position::attacks_from(Square s) const {
-  assert(Pt != PAWN);
+  static_assert(Pt != PAWN, "Pawn attacks need color");
+
   return  Pt == BISHOP || Pt == ROOK ? attacks_bb<Pt>(s, byTypeBB[ALL_PIECES])
         : Pt == QUEEN  ? attacks_from<ROOK>(s) | attacks_from<BISHOP>(s)
         : PseudoAttacks[Pt][s];
@@ -429,7 +430,7 @@ inline void Position::move_piece(Piece pc, Square from, Square to) {
 
   // index[from] is not updated and becomes stale. This works as long as index[]
   // is accessed just by known occupied squares.
-  Bitboard fromTo = square_bb(from) | square_bb(to);
+  Bitboard fromTo = from | to;
   byTypeBB[ALL_PIECES] ^= fromTo;
   byTypeBB[type_of(pc)] ^= fromTo;
   byColorBB[color_of(pc)] ^= fromTo;