-Werror on user version compilation

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/gudhi_ci@656 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 54943d15cd2f0ec784fbf447485e637517bad32d

1 files changed, 4 insertions, 2 deletions

diff --git a/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp b/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp
index 92fa17f3..126e32ec 100644
--- a/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp
+++ b/src/Skeleton_blocker/example/Skeleton_blocker_iteration.cpp
@@ -64,8 +64,10 @@ int main (int argc, char *argv[]){
 	// or edges, complex.num_vertices() and complex.num_edges() are
 	// more appropriated!
 	unsigned num_vertices = 0;
-	for(auto v : complex.vertex_range())
-		++num_vertices;
+	for(auto v : complex.vertex_range()) {
+	  std::cout << "Vertex " << v <<std::endl;
+	  ++num_vertices;
+        }
 
 	// such loop can also be done directly with distance as iterators are STL compliant
 	auto edges = complex.edge_range();