: 0;
}
+/// pawn_attacks_bb() returns the pawn attacks for the given color from the
+/// squares in the given bitboard.
+
+template<Color c>
+constexpr Bitboard pawn_attacks_bb(Bitboard b) {
+ return c == WHITE ? shift<NORTH_WEST>(b) | shift<NORTH_EAST>(b)
+ : shift<SOUTH_WEST>(b) | shift<SOUTH_EAST>(b);
+}
/// adjacent_files_bb() returns a bitboard representing all the squares on the
/// adjacent files of the given one.