Async UCI options actions

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index f71b54bc7d0fa6e22dc539b3b25f48d53c2ac666..ea777dcc84624b9dd88e8a78a18b6423b4b69951 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -278,14 +278,6 @@ void Search::think() {
 
   // Read UCI options: GUI could change UCI parameters during the game
   read_evaluation_uci_options(pos.side_to_move());
-  Threads.read_uci_options();
-
-  TT.set_size(Options["Hash"]);
-  if (Options["Clear Hash"])
-  {
-      Options["Clear Hash"] = false;
-      TT.clear();
-  }
 
   UCIMultiPV = Options["MultiPV"];
   SkillLevel = Options["Skill Level"];
@@ -1351,7 +1343,7 @@ split_point_start: // At split points actual search starts from here
     // Rule 1. Checks which give opponent's king at most one escape square are dangerous
     b = kingAtt & ~pos.pieces(them) & ~newAtt & ~(1ULL << to);
 
-    if (!(b && (b & (b - 1))))
+    if (single_bit(b)) // Catches also !b
         return true;
 
     // Rule 2. Queen contact check is very dangerous