X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fpiece.cpp;h=40babba695165c8ac7630f1e9b0c0222746308ea;hp=382ed6456312604c73e2ceea1f9ad40b37c9776e;hb=72c7595f8ac72c7831ee319b8b0bc46404c5fc27;hpb=fa322b376823a1d8868eb45d07e2e4331359faae

diff --git a/src/piece.cpp b/src/piece.cpp
index 382ed645..40babba6 100644
--- a/src/piece.cpp
+++ b/src/piece.cpp
@@ -35,8 +35,8 @@
 
 static const char PieceChars[] = " pnbrqk";
 
-int piece_type_to_char(PieceType pt, bool upcase) {
-  return upcase? toupper(PieceChars[pt]) : PieceChars[pt];
+char piece_type_to_char(PieceType pt, bool upcase) {
+  return char(upcase? toupper(PieceChars[pt]) : PieceChars[pt]);
 }
 
 PieceType piece_type_from_char(char c) {