No opp. on diagonal. Bench: 3273083

31m059 · Jul 15, 2019 · 87266bb · 87266bb
1 parent 63cd642
commit 87266bb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/search.cpp b/src/search.cpp
@@ -794,7 +794,7 @@ namespace {
         &&  ss->staticEval >= beta - 36 * depth / ONE_PLY + 225
         && !excludedMove
         &&  pos.non_pawn_material(us)
-        && distance(pos.square<KING>(us), pos.square<KING>(~us)) > 2
+        && !more_than_one(PseudoAttacks[KING][pos.square<KING>(us)] & PseudoAttacks[KING][pos.square<KING>(~us)])
         && (ss->ply >= thisThread->nmpMinPly || us != thisThread->nmpColor))
     {
         assert(eval - beta >= 0);