Added assert

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/relaxed-witness@1824 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: fdf5f7fecd75007929b9f5d817f186851aac4542

1 files changed, 2 insertions, 8 deletions

diff --git a/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h b/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
index dd1501c3..6853faa6 100644
--- a/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
+++ b/src/Witness_complex/include/gudhi/Active_witness/Active_witness_iterator.h
@@ -81,14 +81,8 @@ private :
   
   void increment()
   {
-    // if neighbor search is at its end, check if lh_++ is end
-    if (aw_->iterator_last_ == aw_->iterator_end_) {
-      if (lh_++ == aw_->nearest_landmark_table_.end()) {
-        is_end_ = true;
-        return;
-      }
-      return;
-    }
+    // the neighbor search can't be at the end iterator of a list
+    assert(!is_end_ && lh_ != aw_->nearest_landmark_table_.end());
     // if the id of the current landmark is the same as the last one
     if (lh_->first == aw_->iterator_last_->first) {
       // if the next iterator is end, lh_it = end pointer