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Retire redundant square_is_occupied()

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No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2011-06-28 15:29:58 +02:00
parent 8094b2add8
commit 01a191936e
3 changed files with 5 additions and 10 deletions
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6
src/position.cpp
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@@ -282,7 +282,7 @@ const string Position::to_fen() const {
{
sq = make_square(file, rank);
if (square_is_occupied(sq))
if (!square_is_empty(sq))
{
if (emptyCnt != '0')
{
@@ -475,7 +475,7 @@ bool Position::move_attacks_square(Move m, Square s) const {
Bitboard occ, xray;
Square f = move_from(m), t = move_to(m);
assert(square_is_occupied(f));
assert(!square_is_empty(f));
if (bit_is_set(attacks_from(piece_on(f), t), s))
return true;
@@ -1606,7 +1606,7 @@ Key Position::compute_key() const {
Key result = zobCastle[st->castleRights];
for (Square s = SQ_A1; s <= SQ_H8; s++)
if (square_is_occupied(s))
if (!square_is_empty(s))
result ^= zobrist[piece_color(piece_on(s))][piece_type(piece_on(s))][s];
if (ep_square() != SQ_NONE)