Use string instead of std::string

[stockfish] / src / color.h

diff --git a/src/color.h b/src/color.h
index 283d59b4f804e732abc4ddbe693f40517bf60557..50c05bd7c1f2c56a2036c92098fdb9cfbe44a230 100644 (file)
--- a/src/color.h
+++ b/src/color.h
@@ -37,7 +37,6 @@ enum Color {
 //// Inline functions
 ////
 
-inline Color operator+ (Color c, int i) { return Color(int(c) + i); }
 inline void operator++ (Color &c, int) { c = Color(int(c) + 1); }
 
 inline Color opposite_color(Color c) {