////
#include <cassert>
+#include <cctype>
#include "move.h"
#include "piece.h"
str = square_to_string(from) + square_to_string(to);
if (move_is_promotion(move))
- str += piece_type_to_char(move_promotion_piece(move), false);
+ str += char(tolower(piece_type_to_char(move_promotion_piece(move))));
}
return str;
}