Introduce bitcount.h

[stockfish] / src / pawns.cpp

diff --git a/src/pawns.cpp b/src/pawns.cpp
index 3cfe3750e609e6b3483f0b79e4d7404c898d5d53..08b0e7ba0fc32288dfcedb551bef82a89b197df1 100644 (file)
--- a/src/pawns.cpp
+++ b/src/pawns.cpp
@@ -25,6 +25,7 @@
 #include <cassert>
 #include <cstring>
 
+#include "bitcount.h"
 #include "pawns.h"
 #include "position.h"
 
@@ -329,8 +330,8 @@ PawnInfo *PawnInfoTable::get_pawn_info(const Position &pos) {
         // Test for candidate passed pawn
         candidate =    !passed
                      && pos.file_is_half_open(them, f)
-                     && (  count_1s_max_15(neighboring_files_bb(f) & (behind_bb(us, r) | rank_bb(r)) & ourPawns)
-                         - count_1s_max_15(neighboring_files_bb(f) & in_front_bb(us, r)              & theirPawns)
+                     && (  count_1s_max_15<false>(neighboring_files_bb(f) & (behind_bb(us, r) | rank_bb(r)) & ourPawns)
+                         - count_1s_max_15<false>(neighboring_files_bb(f) & in_front_bb(us, r)              & theirPawns)
                          >= 0);
 
         // In order to prevent doubled passed pawns from receiving a too big