Clean functions returning by const values

[stockfish] / src / position.cpp

diff --git a/src/position.cpp b/src/position.cpp
index 2eb30ca0d2a6d5536f3f4dc6d315bb9cd6d0de66..8f9b7eee89e266bc00e4ca29c0cf50532929d7c1 100644 (file)
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -408,7 +408,7 @@ Position& Position::set(const string& code, Color c, StateInfo* si) {
 /// Position::fen() returns a FEN representation of the position. In case of
 /// Chess960 the Shredder-FEN notation is used. This is mainly a debugging function.
 
-const string Position::fen() const {
+string Position::fen() const {
 
   int emptyCnt;
   std::ostringstream ss;