From 847a1cc4a8286a72b3713b67001672e7df417f1c Mon Sep 17 00:00:00 2001
From: Fabian Fichter <ianfab@users.noreply.github.com>
Date: Fri, 8 Feb 2019 19:07:49 +0100
Subject: [PATCH] Skip king protector bonus when there is no king

---
 src/evaluate.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/evaluate.cpp b/src/evaluate.cpp
index f61f9af..e5863ad 100644
--- a/src/evaluate.cpp
+++ b/src/evaluate.cpp
@@ -387,6 +387,7 @@ namespace {
                 score += MinorBehindPawn;
 
             // Penalty if the piece is far from the king
+            if (pos.count<KING>(Us))
             score -= KingProtector[Pt == BISHOP] * distance(s, pos.square<KING>(Us));
 
             if (Pt == BISHOP)
-- 
1.7.0.4