X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fsearch.cpp;h=67339ed78980501b38920d516fcb0dd03a0558ee;hb=1ea488d34c0b6a03fa3d89d289fe72fd1408cafd;hp=cf89a8929655e1a822534c3d8e788680e8252f10;hpb=995ee4b31105ad8c7976cc68c11fabfdc5108e63;p=stockfish

diff --git a/src/search.cpp b/src/search.cpp
index cf89a892..67339ed7 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -662,7 +662,7 @@ namespace {
     // search to overwrite a previous full search TT value, so we use a different
     // position key in case of an excluded move.
     excludedMove = ss->excludedMove;
-    posKey = pos.key() ^ Key(excludedMove << 16); // Isn't a very good hash
+    posKey = pos.key() ^ (Key(excludedMove) << 48); // Isn't a very good hash
     tte = TT.probe(posKey, ttHit);
     ttValue = ttHit ? value_from_tt(tte->value(), ss->ply, pos.rule50_count()) : VALUE_NONE;
     ttMove =  rootNode ? thisThread->rootMoves[thisThread->pvIdx].pv[0]