Minor clean up of some function parameters

[stockfish] / src / position.cpp

diff --git a/src/position.cpp b/src/position.cpp
index 50d1f170b90c44779064cc0d5a0858da4a95ea33..c221c749e2fba989646170b9f62e68b038457e37 100644 (file)
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -57,7 +57,7 @@ const string PieceToChar(" PNBRQK  pnbrqk");
 // from the bitboards and scan for new X-ray attacks behind it.
 
 template<int Pt>
-PieceType min_attacker(const Bitboard* bb, const Square& to, const Bitboard& stmAttackers,
+PieceType min_attacker(const Bitboard* bb, Square to, Bitboard stmAttackers,
                        Bitboard& occupied, Bitboard& attackers) {
 
   Bitboard b = stmAttackers & bb[Pt];
@@ -77,7 +77,7 @@ PieceType min_attacker(const Bitboard* bb, const Square& to, const Bitboard& stm
 }
 
 template<>
-PieceType min_attacker<KING>(const Bitboard*, const Square&, const Bitboard&, Bitboard&, Bitboard&) {
+PieceType min_attacker<KING>(const Bitboard*, Square, Bitboard, Bitboard&, Bitboard&) {
   return KING; // No need to update bitboards: it is the last cycle
 }