tweek.

bench 3241812
Vizvezdenec · Jan 8, 2019 · 8e6c869 · 8e6c869
1 parent af5774f
commit 8e6c869
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/evaluate.cpp b/src/evaluate.cpp
@@ -569,7 +569,7 @@ namespace {
           | (double_pawn_attacks_bb<Us>(pos.pieces(Us, PAWN)) & ~double_pawn_attacks_bb<Them>(pos.pieces(Them, PAWN)));
 
     // Bonus for safe pawn threats on the next move
-    b = pawn_attacks_bb<Us>(b) & pos.pieces(Them);
+    b = pawn_attacks_bb<Us>(b) & nonPawnEnemies;
     score += ThreatByPawnPush * popcount(b);
 
     // Our safe or protected pawns