Restore deterministic search state

[stockfish] / src / ucioption.cpp

diff --git a/src/ucioption.cpp b/src/ucioption.cpp
index 2906ae629d1e06cda2e0832272a25ffc2895a5bd..828d138fd212aa1a9e71c08f6b538127dafd7a10 100644 (file)
--- a/src/ucioption.cpp
+++ b/src/ucioption.cpp
@@ -22,6 +22,7 @@
 #include <ostream>
 
 #include "misc.h"
+#include "search.h"
 #include "thread.h"
 #include "tt.h"
 #include "uci.h"
@@ -34,7 +35,7 @@ UCI::OptionsMap Options; // Global object
 namespace UCI {
 
 /// 'On change' actions, triggered by an option's value change
-void on_clear_hash(const Option&) { TT.clear(); }
+void on_clear_hash(const Option&) { Search::reset(); }
 void on_hash_size(const Option& o) { TT.resize(o); }
 void on_logger(const Option& o) { start_logger(o); }
 void on_threads(const Option&) { Threads.read_uci_options(); }