Simplify singularQuietLMR

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 0d823c8e02425d1cf617d7a7e1939490d4c4b600..b5e190c8c81cac56780797fbe1244616fe2c424d 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1196,7 +1196,7 @@ moves_loop: // When in check, search starts from here
 
           // Decrease reduction if ttMove has been singularly extended (~3 Elo)
           if (singularQuietLMR)
-              r -= 1 + formerPv;
+              r--;
 
           if (!captureOrPromotion)
           {