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apply if constexpr to additional instances

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as a form of documentation, and a hint to the compiler.

closes https://github.com/official-stockfish/Stockfish/pull/4345

No functional change
This commit is contained in:
Jonathan
2023-01-17 21:30:50 -07:00
committed by Joost VandeVondele
parent 734315ff30
commit a2038c1a01
4 changed files with 15 additions and 14 deletions
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10
src/evaluate.cpp
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@@ -388,10 +388,10 @@ namespace {
template<Tracing T> template<Color Us, PieceType Pt>
Score Evaluation<T>::pieces() {
constexpr Color Them = ~Us;
constexpr Direction Down = -pawn_push(Us);
constexpr Bitboard OutpostRanks = (Us == WHITE ? Rank4BB | Rank5BB | Rank6BB
: Rank5BB | Rank4BB | Rank3BB);
constexpr Color Them = ~Us;
[[maybe_unused]] constexpr Direction Down = -pawn_push(Us);
[[maybe_unused]] constexpr Bitboard OutpostRanks = (Us == WHITE ? Rank4BB | Rank5BB | Rank6BB
: Rank5BB | Rank4BB | Rank3BB);
Bitboard b1 = pos.pieces(Us, Pt);
Bitboard b, bb;
Score score = SCORE_ZERO;
@@ -430,7 +430,7 @@ namespace {
int mob = popcount(b & mobilityArea[Us]);
mobility[Us] += MobilityBonus[Pt - 2][mob];
if (Pt == BISHOP || Pt == KNIGHT)
if constexpr (Pt == BISHOP || Pt == KNIGHT)
{
// Bonus if the piece is on an outpost square or can reach one
// Bonus for knights (UncontestedOutpost) if few relevant targets