tie is in std namespace - error in Windows

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@403 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 3f070629f63ccc2699c20f5a4578f6e91398e372

1 files changed, 2 insertions, 2 deletions

diff --git a/src/Simplex_tree/include/gudhi/Simplex_tree.h b/src/Simplex_tree/include/gudhi/Simplex_tree.h
index 562283e4..8d5dddce 100644
--- a/src/Simplex_tree/include/gudhi/Simplex_tree.h
+++ b/src/Simplex_tree/include/gudhi/Simplex_tree.h
@@ -646,7 +646,7 @@ class Simplex_tree {
 
     typename boost::graph_traits<OneSkeletonGraph>::vertex_iterator v_it,
         v_it_end;
-    for (tie(v_it, v_it_end) = boost::vertices(skel_graph); v_it != v_it_end;
+    for (std::tie(v_it, v_it_end) = boost::vertices(skel_graph); v_it != v_it_end;
         ++v_it) {
       root_.members_.emplace_hint(
           root_.members_.end(), *v_it,
@@ -654,7 +654,7 @@ class Simplex_tree {
     }
     typename boost::graph_traits<OneSkeletonGraph>::edge_iterator e_it,
         e_it_end;
-    for (tie(e_it, e_it_end) = boost::edges(skel_graph); e_it != e_it_end;
+    for (std::tie(e_it, e_it_end) = boost::edges(skel_graph); e_it != e_it_end;
         ++e_it) {
       auto u = source(*e_it, skel_graph);
       auto v = target(*e_it, skel_graph);