From 011418788d58ef9278c866fd34f81335b8c9759b Mon Sep 17 00:00:00 2001
From: Shawn Xu <xu107288696@gmail.com>
Date: Wed, 8 May 2024 14:26:01 -0700
Subject: [PATCH] simplify fail low negext

bench 2563206
---
 src/search.cpp | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/search.cpp b/src/search.cpp
index 6830e4b1279..3a5abe46276 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1089,10 +1089,6 @@ Value Search::Worker::search(
                 // If we are on a cutNode but the ttMove is not assumed to fail high over current beta (~1 Elo)
                 else if (cutNode)
                     extension = -2;
-
-                // If the ttMove is assumed to fail low over the value of the reduced search (~1 Elo)
-                else if (ttValue <= value)
-                    extension = -1;
             }
 
             // Extension for capturing the previous moved piece (~0 Elo on STC, ~1 Elo on LTC)