Rename CASTLE to CASTLING

[stockfish] / src / endgame.cpp

diff --git a/src/endgame.cpp b/src/endgame.cpp
index e52f9939e3eea38180315735578cfc40ab7c5b97..6ead680b3d25f3f9aac5e895fb8c6de924f87ffc 100644 (file)
--- a/src/endgame.cpp
+++ b/src/endgame.cpp
@@ -72,7 +72,7 @@ namespace {
     assert(pos.count<PAWN>(strongSide) == 1);
 
     if (file_of(pos.list<PAWN>(strongSide)[0]) >= FILE_E)
-        sq = mirror(sq);
+        sq = Square(sq ^ 7); // Mirror SQ_H1 -> SQ_A1
 
     if (strongSide == BLACK)
         sq = ~sq;