Fix a warning under Intel compiler in square.h

[stockfish] / src / color.h

diff --git a/src/color.h b/src/color.h
index 929102d698018f736fdc0c58185bb244db7be363..30d86d6baf222284e266fd847570c78e58000d39 100644 (file)
--- a/src/color.h
+++ b/src/color.h
@@ -7,12 +7,12 @@
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
-  
+
   Stockfish is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
-  
+
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
@@ -21,20 +21,14 @@
 #if !defined(COLOR_H_INCLUDED)
 #define COLOR_H_INCLUDED
 
-////
-//// Includes
-////
-
-#include "misc.h"
-
 
 ////
 //// Types
 ////
 
 enum Color {
-  WHITE, 
-  BLACK, 
+  WHITE,
+  BLACK,
   COLOR_NONE
 };
 
@@ -44,18 +38,14 @@ enum Color {
 ////
 
 inline Color operator+ (Color c, int i) { return Color(int(c) + i); }
-inline void operator++ (Color &c, int i) { c = Color(int(c) + 1); }
+inline void operator++ (Color &c, int) { c = Color(int(c) + 1); }
 
 inline Color opposite_color(Color c) {
   return Color(int(c) ^ 1);
 }
 
-
-////
-//// Prototypes
-////
-
-extern bool color_is_ok(Color c);
-
+inline bool color_is_ok(Color c) {
+  return c == WHITE || c == BLACK;
+}
 
 #endif // !defined(COLOR_H_INCLUDED)