From cdb0b96e0725bb9aafc0ca9aecfebdae32eede8f Mon Sep 17 00:00:00 2001
From: MinetaS <skdty87@gmail.com>
Date: Sun, 7 Jul 2024 08:27:43 +0900
Subject: [PATCH] Clean up refutations array in MovePicker

This is a follow-up cleanup to a45c2bc34ae03dd35402e6cf26d515bae1425517.

closes https://github.com/official-stockfish/Stockfish/pull/5458

No functional change
---
 src/movepick.cpp | 9 +++------
 src/movepick.h   | 2 +-
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/src/movepick.cpp b/src/movepick.cpp
index 05f57ae7..f6f9f0dc 100644
--- a/src/movepick.cpp
+++ b/src/movepick.cpp
@@ -297,9 +297,8 @@ top:
         [[fallthrough]];
 
     case GOOD_QUIET :
-        if (!skipQuiets && select<Next>([&]() {
-                return *cur != refutations[0] && *cur != refutations[1] && *cur != refutations[2];
-            }))
+        if (!skipQuiets
+            && select<Next>([&]() { return *cur != refutations[0] && *cur != refutations[1]; }))
         {
             if ((cur - 1)->value > -7998 || (cur - 1)->value <= quiet_threshold(depth))
                 return *(cur - 1);
@@ -328,9 +327,7 @@ top:
 
     case BAD_QUIET :
         if (!skipQuiets)
-            return select<Next>([&]() {
-                return *cur != refutations[0] && *cur != refutations[1] && *cur != refutations[2];
-            });
+            return select<Next>([&]() { return *cur != refutations[0] && *cur != refutations[1]; });
 
         return Move::none();
 
diff --git a/src/movepick.h b/src/movepick.h
index 8a2e0145..2564f730 100644
--- a/src/movepick.h
+++ b/src/movepick.h
@@ -185,7 +185,7 @@ class MovePicker {
     const PieceToHistory**       continuationHistory;
     const PawnHistory*           pawnHistory;
     Move                         ttMove;
-    ExtMove refutations[3], *cur, *endMoves, *endBadCaptures, *beginBadQuiets, *endBadQuiets;
+    ExtMove refutations[2], *cur, *endMoves, *endBadCaptures, *beginBadQuiets, *endBadQuiets;
     int     stage;
     int     threshold;
     Depth   depth;