X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fpawns.cpp;h=89911e50b69bd848d59bf9ae01c2549112f72f60;hp=88c63ce3a3d4ad518720d887cdb7fab974f92b16;hb=5f12069cbfc882fdf989d04618ad9c33e603c419;hpb=4eee60343323499d087709614d47e24f66437697

diff --git a/src/pawns.cpp b/src/pawns.cpp
index 88c63ce3..89911e50 100644
--- a/src/pawns.cpp
+++ b/src/pawns.cpp
@@ -257,7 +257,7 @@ Value Entry::shelter_storm(const Position& pos, Square ksq) {
       b  = theirPawns & file_bb(f);
       rkThem = b ? relative_rank(Us, frontmost_sq(Them, b)) : RANK_1;
 
-      if (   (MiddleEdges & (f | rkThem))
+      if (   (MiddleEdges & make_square(f, rkThem))
           && file_of(ksq) == f
           && relative_rank(Us, ksq) == rkThem - 1)
           safety += Value(200);