diff --git a/.gitignore b/.gitignore
index 1d65d6ebc41..4817179ab03 100644
--- a/.gitignore
+++ b/.gitignore
@@ -452,10 +452,23 @@ Surface_reconstruction_3/doc_doxygen
 Surface_reconstruction_3/doc_html
 Surface_reconstruction_3/doc_pdf
 Surface_reconstruction_3/doc_ps
+Surface_reconstruction_3/examples/Surface_reconstruction_3/*.kdev*
+Surface_reconstruction_3/examples/Surface_reconstruction_3/*.ncb
+Surface_reconstruction_3/examples/Surface_reconstruction_3/*.suo
+Surface_reconstruction_3/examples/Surface_reconstruction_3/.cdtproject
+Surface_reconstruction_3/examples/Surface_reconstruction_3/.project
+Surface_reconstruction_3/examples/Surface_reconstruction_3/.settings
+Surface_reconstruction_3/examples/Surface_reconstruction_3/APSS_reconstruction
+Surface_reconstruction_3/examples/Surface_reconstruction_3/AQtimeProject
+Surface_reconstruction_3/examples/Surface_reconstruction_3/ProgramOutput.*
 Surface_reconstruction_3/examples/Surface_reconstruction_3/cgal_test
+Surface_reconstruction_3/examples/Surface_reconstruction_3/debug
+Surface_reconstruction_3/examples/Surface_reconstruction_3/error.txt
 Surface_reconstruction_3/examples/Surface_reconstruction_3/makefile
+Surface_reconstruction_3/examples/Surface_reconstruction_3/poisson_reconstruction
 Surface_reconstruction_3/examples/Surface_reconstruction_3/polygirl_apss.off
 Surface_reconstruction_3/examples/Surface_reconstruction_3/polygirl_poisson.off
+Surface_reconstruction_3/examples/Surface_reconstruction_3/release
 Surface_reconstruction_3/test/Surface_reconstruction_3/*.kdev*
 Surface_reconstruction_3/test/Surface_reconstruction_3/*.ncb
 Surface_reconstruction_3/test/Surface_reconstruction_3/*.suo
diff --git a/Surface_reconstruction_3/examples/Surface_reconstruction_3/APSS_reconstruction.cpp b/Surface_reconstruction_3/examples/Surface_reconstruction_3/APSS_reconstruction.cpp
index 975e7093814..b920cbde512 100644
--- a/Surface_reconstruction_3/examples/Surface_reconstruction_3/APSS_reconstruction.cpp
+++ b/Surface_reconstruction_3/examples/Surface_reconstruction_3/APSS_reconstruction.cpp
@@ -100,7 +100,7 @@ int main(int argc, char * argv[])
                             // Note: 1.5 * Poisson's distance gives roughly the same number of triangles.
     FT sm_error_bound = 1e-3;
 
-    for (unsigned int i=3; i+1<argc ; ++i)
+    for (int i=3; i+1<argc ; ++i)
     {
         if (std::string(argv[i])=="-sm_radius")
             sm_radius = atof(argv[++i]);
@@ -250,7 +250,7 @@ int main(int argc, char * argv[])
     CGAL::Surface_mesh_default_criteria_3<STr> criteria(sm_angle,  // lower bound of facets angles (degrees)
                                                         sm_radius*size,  // upper bound of Delaunay balls radii
                                                         sm_distance*size); // upper bound of distance to surface
-    
+
     CGAL_TRACE_STREAM << "  make_surface_mesh(dichotomy error="<<sm_error_bound<<" * point set radius,\n"
                       << "                    sphere center=("<<sm_sphere_center << "),\n"
                       << "                    sphere radius="<<sm_sphere_radius/size<<" * p.s.r.,\n"
diff --git a/Surface_reconstruction_3/examples/Surface_reconstruction_3/poisson_reconstruction.cpp b/Surface_reconstruction_3/examples/Surface_reconstruction_3/poisson_reconstruction.cpp
index 4eb65853635..14a84e1c323 100644
--- a/Surface_reconstruction_3/examples/Surface_reconstruction_3/poisson_reconstruction.cpp
+++ b/Surface_reconstruction_3/examples/Surface_reconstruction_3/poisson_reconstruction.cpp
@@ -99,7 +99,7 @@ int main(int argc, char * argv[])
     FT sm_distance = 0.002; // AG: was 0.005 (upper bound of distance to surface/Poisson)
     FT sm_error_bound = 1e-3;
 
-    for (unsigned int i=3; i+1<argc ; ++i)
+    for (int i=3; i+1<argc ; ++i)
     {
         if (std::string(argv[i])=="-sm_radius")
             sm_radius = atof(argv[++i]);
@@ -200,7 +200,7 @@ int main(int argc, char * argv[])
 
     std::cerr << "Create triangulation...\n";
 
-    // Create implicit function and triangulation. 
+    // Create implicit function and triangulation.
     // Insert vertices and normals in triangulation.
     Dt3 dt;
     Poisson_implicit_function poisson_function(dt, pwns.begin(), pwns.end());
@@ -211,7 +211,7 @@ int main(int argc, char * argv[])
                                           << (memory>>20) << " Mb allocated"
                                           << std::endl;
     task_timer.reset();
-    
+
     std::cerr << "Compute implicit function...\n";
 
     /// Compute the Poisson indicator function f()
@@ -263,7 +263,7 @@ int main(int argc, char * argv[])
     CGAL::Surface_mesh_default_criteria_3<STr> criteria(sm_angle,  // lower bound of facets angles (degrees)
                                                         sm_radius*size,  // upper bound of Delaunay balls radii
                                                         sm_distance*size); // upper bound of distance to surface
-    
+
     CGAL_TRACE_STREAM << "  make_surface_mesh(dichotomy error="<<sm_error_bound<<" * point set radius,\n"
                       << "                    sphere center=("<<sm_sphere_center << "),\n"
                       << "                    sphere radius="<<sm_sphere_radius/size<<" * p.s.r.,\n"