From 3d61f932cbdbcca8f4a5f20459e706cfa2415648 Mon Sep 17 00:00:00 2001
From: Daniel Monroe <github.com@danielmonroe.net>
Date: Sat, 29 Mar 2025 15:34:48 -0400
Subject: [PATCH] Squash out post-lmr bonus variable

Squash out bonus variable for post-lmr now that the bonus is constant.

closes https://github.com/official-stockfish/Stockfish/pull/5953

No functional change
---
 src/search.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/search.cpp b/src/search.cpp
index 10e5047f1..7a1a36100 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1271,8 +1271,7 @@ moves_loop:  // When in check, search starts here
                     value = -search<NonPV>(pos, ss + 1, -(alpha + 1), -alpha, newDepth, !cutNode);
 
                 // Post LMR continuation history updates
-                int bonus = 1600;
-                update_continuation_histories(ss, movedPiece, move.to_sq(), bonus);
+                update_continuation_histories(ss, movedPiece, move.to_sq(), 1600);
             }
             else if (value > alpha && value < bestValue + 9)
                 newDepth--;