Clean functions returning by const values

[stockfish] / src / position.h

diff --git a/src/position.h b/src/position.h
index 3624e29e723738b63c40b894a70adcb0f622f276..e9803756609c1da2df164897deb14af7391491a4 100644 (file)
--- a/src/position.h
+++ b/src/position.h
@@ -87,7 +87,7 @@ public:
   // FEN string input/output
   Position& set(const std::string& fenStr, bool isChess960, StateInfo* si, Thread* th);
   Position& set(const std::string& code, Color c, StateInfo* si);
-  const std::string fen() const;
+  std::string fen() const;
 
   // Position representation
   Bitboard pieces(PieceType pt) const;