Don't copy Position in pretty_pv()

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 011bec694ff3c52639c8a4a86a74a4515b910f3b..180414c76ab93268f663f8452c35e7e67dea4508 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -129,7 +129,7 @@ namespace {
 
     void extract_pv_from_tt(Position& pos);
     void insert_pv_in_tt(Position& pos);
-    std::string pv_info_to_uci(const Position& pos, Value alpha, Value beta, int pvLine = 0);
+    std::string pv_info_to_uci(Position& pos, Value alpha, Value beta, int pvLine = 0);
 
     int64_t nodes;
     Value pv_score;
@@ -2633,7 +2633,7 @@ split_point_start: // At split points actual search starts from here
   // formatted according to UCI specification and eventually writes the info
   // to a log file. It is called at each iteration or after a new pv is found.
 
-  std::string RootMove::pv_info_to_uci(const Position& pos, Value alpha, Value beta, int pvLine) {
+  std::string RootMove::pv_info_to_uci(Position& pos, Value alpha, Value beta, int pvLine) {
 
     std::stringstream s, l;
     Move* m = pv;