X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.h;h=5db64ec3137a76e4f31951e816c3bbe0676d6294;hp=7dcbb6f479ab91302e964e50de4c64cae5936e65;hb=85d1f9c5ecb1efab22cea3db8c14fbb2130323e8;hpb=e444e18d2bd75454e3bbd9e5667b2357a19e5388;ds=sidebyside

diff --git a/src/position.h b/src/position.h
index 7dcbb6f4..5db64ec3 100644
--- a/src/position.h
+++ b/src/position.h
@@ -527,13 +527,13 @@ inline bool Position::is_chess960() const {
 inline bool Position::move_is_capture(Move m) const {
 
   assert (m != MOVE_NONE && m != MOVE_NULL);
-  return (m & (3 << 15)) ? !move_is_castle(m) : !square_is_empty(move_to(m));
+  return !square_is_empty(move_to(m)) || move_is_ep(m);
 }
 
 inline bool Position::move_is_capture_or_promotion(Move m) const {
 
   assert (m != MOVE_NONE && m != MOVE_NULL);
-  return (m & (0x1F << 12)) ? !move_is_castle(m) : !square_is_empty(move_to(m));
+  return move_is_capture(m) || move_is_promotion(m);
 }
 
 inline PieceType Position::captured_piece_type() const {