(Re)introduce DEPTH_ZERO to replace Depth(0)

[stockfish] / src / piece.cpp

diff --git a/src/piece.cpp b/src/piece.cpp
index 1fdc4dbea4e7493ace1723e873c3d9ca975e4597..4f2fde768000d0a3d8b7cc1a8768ab75a8a96633 100644 (file)
--- a/src/piece.cpp
+++ b/src/piece.cpp
@@ -38,12 +38,12 @@ static const string PieceChars(" pnbrqk PNBRQK");
 
 char piece_type_to_char(PieceType pt, bool upcase) {
 
-  return PieceChars[pt + upcase * 7];
+  return PieceChars[pt + int(upcase) * 7];
 }
 
 PieceType piece_type_from_char(char c) {
 
   size_t idx = PieceChars.find(c);
 
-  return idx != string::npos ? PieceType(idx % 7) : NO_PIECE_TYPE;
+  return idx != string::npos ? PieceType(idx % 7) : PIECE_TYPE_NONE;
 }