X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsyzygy%2Ftbprobe.cpp;h=721a0ef5ba62fc950af0877fc961f0f24a229bf1;hb=56e698ef8382cc837507c8910bf2409ebb4aec77;hp=99f1834b498973cb5ee1970e3ff2e18e7f5fdfc8;hpb=09bef14c76e119103cc1a9404cbde7e249205deb;p=stockfish

diff --git a/src/syzygy/tbprobe.cpp b/src/syzygy/tbprobe.cpp
index 99f1834b..721a0ef5 100644
--- a/src/syzygy/tbprobe.cpp
+++ b/src/syzygy/tbprobe.cpp
@@ -683,7 +683,7 @@ Ret do_probe_table(const Position& pos, T* entry, WDLScore wdl, ProbeState* resu
     bool blackStronger = (pos.material_key() != entry->key);
 
     int flipColor   = (symmetricBlackToMove || blackStronger) * 8;
-    int flipSquares = (symmetricBlackToMove || blackStronger) * 070;
+    int flipSquares = (symmetricBlackToMove || blackStronger) * 56;
     int stm         = (symmetricBlackToMove || blackStronger) ^ pos.side_to_move();
 
     // For pawns, TB files store 4 separate tables according if leading pawn is on
@@ -762,7 +762,7 @@ Ret do_probe_table(const Position& pos, T* entry, WDLScore wdl, ProbeState* resu
     // piece is below RANK_5.
     if (rank_of(squares[0]) > RANK_4)
         for (int i = 0; i < size; ++i)
-            squares[i] ^= 070; // Vertical flip: SQ_A8 -> SQ_A1
+            squares[i] ^= SQ_A8; // Vertical flip: SQ_A8 -> SQ_A1
 
     // Look for the first piece of the leading group not on the A1-D4 diagonal
     // and ensure it is mapped below the diagonal.