X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.cpp;h=b10ea9ea49c787bab1b08670917505cb3cb5023e;hp=0ffcc79447bb67db6cdde1f322a685782fa43d03;hb=19540c9ee824abc156d5a12ab353c250a083da4b;hpb=cf0561d31a177454e1c16db21677da20348b0124

diff --git a/src/position.cpp b/src/position.cpp
index 0ffcc794..b10ea9ea 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -379,8 +379,7 @@ Bitboard Position::hidden_checkers() const {
   {
       b = squares_between(ksq, pop_1st_bit(&pinners)) & occupied_squares();
 
-      // Only one bit set and is an our piece?
-      if (b && !(b & (b - 1)) && (b & pieces(sideToMove)))
+      if (b && single_bit(b) && (b & pieces(sideToMove)))
           result |= b;
   }
   return result;