From 319332d63643117abeb0f8c7334f908929d0d062 Mon Sep 17 00:00:00 2001
From: SzilBalazs <szilprogramming@gmail.com>
Date: Sun, 30 Jul 2023 13:21:24 +0200
Subject: [PATCH] Clear killer moves

Bench: 3259771
---
 src/search/search_thread.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/search/search_thread.h b/src/search/search_thread.h
index 742d84a..cdf6cf7 100644
--- a/src/search/search_thread.h
+++ b/src/search/search_thread.h
@@ -285,6 +285,8 @@ namespace search {
                 return in_check ? mate_ply : 0;
             }
 
+            history.killer_moves[ss->ply+1][0] = history.killer_moves[ss->ply+1][1] = core::NULL_MOVE;
+
             core::Move quiet_moves[200];
             core::Move *next_quiet_move = quiet_moves;