Revert "Don't split if reduced below min_split_depth"

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 27365069420871c0dcddd0ba8308dcf63d7e4947..93014bd0ac8a30bcf2288092192ab38638a35cd9 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1057,7 +1057,6 @@ split_point_start: // At split points actual search starts from here
       // Step 19. Check for split
       if (   !SpNode
           &&  depth >= Threads.min_split_depth()
       // Step 19. Check for split
       if (   !SpNode
           &&  depth >= Threads.min_split_depth()

-          &&  depth - reduction<PvNode>(depth, moveCount) >= Threads.min_split_depth()

           &&  bestValue < beta
           &&  Threads.available_slave_exists(thisThread)
           && !Signals.stop
           &&  bestValue < beta
           &&  Threads.available_slave_exists(thisThread)
           && !Signals.stop