Use std library to sort moves

[stockfish] / src / movegen.h

diff --git a/src/movegen.h b/src/movegen.h
index 4e58d0ffaea115d9e801deb8d5fb175f5f19a209..0c781a6ba1c3aaa576628049652ea8e00ad609d1 100644 (file)
--- a/src/movegen.h
+++ b/src/movegen.h
@@ -36,6 +36,8 @@ enum MoveType {
 template<MoveType>
 MoveStack* generate(const Position& pos, MoveStack* mlist);
 
+/// The MoveList struct is a simple wrapper around generate(), sometimes comes
+/// handy to use this class instead of the low level generate() function.
 template<MoveType T>
 struct MoveList {
 
@@ -43,7 +45,7 @@ struct MoveList {
   void operator++() { cur++; }
   bool end() const { return cur == last; }
   Move move() const { return cur->move; }
-  int size() const { return last - mlist; }
+  int size() const { return int(last - mlist); }
 
 private:
   MoveStack mlist[MAX_MOVES];