X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fpawns.cpp;h=8759631ac6c43102fa7ed6d11770cc1820530300;hp=3023021d408a853a93c2294c73f4bec74b01aa50;hb=209e94203f8c4d0a48405192d1e71c80f28f3159;hpb=b7ecdaada7e2690dd286c41d3a73463f06fb088f

diff --git a/src/pawns.cpp b/src/pawns.cpp
index 3023021d..8759631a 100644
--- a/src/pawns.cpp
+++ b/src/pawns.cpp
@@ -68,7 +68,7 @@ namespace {
   template<Color Us>
   Score evaluate(const Position& pos, Pawns::Entry* e) {
 
-    constexpr Color     Them = (Us == WHITE ? BLACK : WHITE);
+    constexpr Color     Them = ~Us;
     constexpr Direction Up   = pawn_push(Us);
 
     Bitboard neighbours, stoppers, support, phalanx, opposed;
@@ -187,7 +187,7 @@ Entry* probe(const Position& pos) {
 template<Color Us>
 Score Entry::evaluate_shelter(const Position& pos, Square ksq) {
 
-  constexpr Color Them = (Us == WHITE ? BLACK : WHITE);
+  constexpr Color Them = ~Us;
 
   Bitboard b = pos.pieces(PAWN) & ~forward_ranks_bb(Them, ksq);
   Bitboard ourPawns = b & pos.pieces(Us);