X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fendgame.cpp;h=6ead680b3d25f3f9aac5e895fb8c6de924f87ffc;hp=e52f9939e3eea38180315735578cfc40ab7c5b97;hb=f99cb3dc27719021e126690b7fd5aa5f43663ed8;hpb=67b0da83da343cb6046f2a2f088f7aa1a6276637

diff --git a/src/endgame.cpp b/src/endgame.cpp
index e52f9939..6ead680b 100644
--- 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;