less warnings

BGL/examples/BGL_polyhedron_3/distance.cpp

@@ -18,7 +18,7 @@ typedef boost::graph_traits<Polyhedron>::vertex_iterator   vertex_iterator;
 
 
 
-int main(int argc, char** argv) {
+int main(int, char** argv) {
 
   Polyhedron P;  
   std::ifstream in(argv[1]);

BGL/examples/BGL_polyhedron_3/incident_vertices.cpp

@@ -46,7 +46,7 @@ adjacent_vertices_V2(const Polyhedron& g,
 }
 
 
-int main(int argc, char** argv)
+int main(int, char** argv)
 { 
   std::ifstream in(argv[1]);
   Polyhedron P;

BGL/examples/BGL_polyhedron_3/normals.cpp

@@ -69,7 +69,7 @@ void calculate_face_normals(const HalfedgeGraph& g,
   }
 }
 
-int main(int argc, char** argv)
+int main(int, char** argv)
 {
   typedef boost::property_map< 
     Polyhedron,

BGL/examples/BGL_polyhedron_3/range.cpp

@@ -58,7 +58,7 @@ void fct(const Polyhedron& p)
   std::for_each(vb,ve, Fct());
 }
 
-int main(int argc, char** argv)
+int main(int, char** argv)
 {
   Polyhedron P;  
   std::ifstream in(argv[1]);

BGL/examples/BGL_polyhedron_3/transform_iterator.cpp

@@ -38,7 +38,7 @@ struct Source {
   }
 };
 
-int main(int argc, char** argv)
+int main(int, char** argv)
 { 
   std::ifstream in(argv[1]);
   Polyhedron P;

BGL/test/BGL/test_Properties.cpp

@@ -26,7 +26,7 @@ void index_uniqueness(const G&,
     assert(r.second);
   }
 
-  assert(std::distance(begin2, end) == m.size());
+  assert(std::distance(begin2, end) == static_cast<std::ptrdiff_t>(m.size()));
 }
 
 

BGL/test/BGL/test_circulator.cpp

@@ -29,7 +29,7 @@ typedef CGAL::Halfedge_around_source_circulator<Polyhedron> halfedge_around_sour
 typedef CGAL::Halfedge_around_target_iterator<Polyhedron> halfedge_around_target_iterator;
 typedef CGAL::Halfedge_around_face_iterator<Polyhedron> halfedge_around_face_iterator;
 
-int main(int argc, char* argv[])
+int main(int, char* argv[])
 {
   std::ifstream in(argv[1]);
   Polyhedron P;

Surface_mesh_simplification/doc/Surface_mesh_simplification/Concepts/EdgeCollapseSimplificationVisitor.h

@@ -33,7 +33,7 @@ typedef unspecified_type Profile;
 /*!
 The point type for the surface mesh vertex. Must be a model of `Point_3`. 
 */ 
-typename CGAL::halfedge_graph_traits<ECM>::Point Point; 
+typename unspecified_type Point; 
 
 /*!
 An integer type representing the number of edges