From: FauziAkram <fauzi.dabat@hotmail.com>
Date: Mon, 20 Nov 2023 17:56:34 +0000 (+0100)
Subject: Change depth - 1 to newDepth
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=504bf0e8b8cf2dd818deb623c5ad7e428e504cd8

Change depth - 1 to newDepth

Replacing 'depth - 1' with 'newDepth' in the singularbeta formula
utilizes existing variables more succinctly.

closes https://github.com/official-stockfish/Stockfish/pull/4876

No functional change
---

diff --git a/src/search.cpp b/src/search.cpp
index fa479c4b..7d567b8a 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1045,7 +1045,7 @@ moves_loop:  // When in check, search starts here
                 && tte->depth() >= depth - 3)
             {
                 Value singularBeta  = ttValue - (64 + 57 * (ss->ttPv && !PvNode)) * depth / 64;
-                Depth singularDepth = (depth - 1) / 2;
+                Depth singularDepth = newDepth / 2;
 
                 ss->excludedMove = move;
                 value =