X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Fposition.cpp;h=cfd98f686e03ac21ef013437d91cb7d636fd24ef;hb=e9e7a7b83f78b5c7d29f69083589b449d9b52390;hp=e82425af7c459ddebfe4d012d3f396be8a566f6d;hpb=5a88c5bb9b3e5ee431ac85abb8981b1571b68b2d;p=stockfish

diff --git a/src/position.cpp b/src/position.cpp
index e82425af..cfd98f68 100644
--- a/src/position.cpp
+++ b/src/position.cpp
@@ -22,6 +22,7 @@
 #include <cstring> // For std::memset, std::memcmp
 #include <iomanip>
 #include <sstream>
+#include <string_view>
 
 #include "bitboard.h"
 #include "misc.h"
@@ -46,7 +47,7 @@ namespace Zobrist {
 
 namespace {
 
-const string PieceToChar(" PNBRQK  pnbrqk");
+constexpr std::string_view PieceToChar(" PNBRQK  pnbrqk");
 
 constexpr Piece Pieces[] = { W_PAWN, W_KNIGHT, W_BISHOP, W_ROOK, W_QUEEN, W_KING,
                              B_PAWN, B_KNIGHT, B_BISHOP, B_ROOK, B_QUEEN, B_KING };