X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fposition.h;h=0bb7b0b99ada88507cecd6f6f0518031c4e5c7a5;hp=85ea6a7a8020311046c04fe7b15a1d5faf158ebc;hb=60c121f3b1ee7d5ced3435cc1718e4e6e6fd8383;hpb=3c07603dac03f0da20194097cf4eb1a396fea60d

diff --git a/src/position.h b/src/position.h
index 85ea6a7a..0bb7b0b9 100644
--- a/src/position.h
+++ b/src/position.h
@@ -82,12 +82,11 @@ class Position {
 
   friend std::ostream& operator<<(std::ostream&, const Position&);
 
-  Position(const Position&); // Disable the default copy constructor
-
 public:
   static void init();
 
-  Position() {} // To define the global object RootPos
+  Position() = default; // To define the global object RootPos
+  Position(const Position&) = delete;
   Position(const Position& pos, Thread* th) { *this = pos; thisThread = th; }
   Position(const std::string& f, bool c960, Thread* th) { set(f, c960, th); }
   Position& operator=(const Position&); // To assign RootPos from UCI
@@ -170,6 +169,7 @@ public:
   uint64_t nodes_searched() const;
   void set_nodes_searched(uint64_t n);
   bool is_draw() const;
+  int rule50_count() const;
   Score psq_score() const;
   Value non_pawn_material(Color c) const;
 
@@ -347,6 +347,10 @@ inline int Position::game_ply() const {
   return gamePly;
 }
 
+inline int Position::rule50_count() const {
+  return st->rule50;
+}
+
 inline uint64_t Position::nodes_searched() const {
   return nodes;
 }