message: Fixed Compilation warnings | Issue
diff: @@ -1192,7 +1192,7 @@ _Tp Point_<_Tp>::dot(const Point_& pt) const
  template<typename _Tp> inline
  double Point_<_Tp>::ddot(const Point_& pt) const
  {
  - return (double)x*pt.x + (double)y*pt.y;
  + return (double)x*(double)(pt.x) + (double)y*(double)(pt.y);
  }
  template<typename _Tp> inline
  