bad position for the initialization.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@2013 48e7efb5-ca39-0410-a469-dd3cf9ba447f

diff --git a/src/xbt/graph.c b/src/xbt/graph.c
index 280ed8d..02e32bc 100644 (file)
--- a/src/xbt/graph.c
+++ b/src/xbt/graph.c
@@ -404,6 +404,10 @@ xbt_edge_t* xbt_graph_spanning_tree_prim(xbt_graph_t g)
   xbt_assert0(!(g->directed),
              "Spanning trees do not make sense on directed graphs");
 
+  xbt_dynar_foreach(g->nodes, cursor, node) {
+    node->xbtdata = NULL;
+  }
+
   node = xbt_dynar_getfirst_as(g->nodes,xbt_node_t);
   node->xbtdata = (void*) 1;
   edge_list = node->out;
@@ -431,9 +435,6 @@ xbt_edge_t* xbt_graph_spanning_tree_prim(xbt_graph_t g)
   
   xbt_heap_free(heap);
 
-  xbt_dynar_foreach(g->nodes, cursor, node) {
-    node->xbtdata = NULL;
-  }
   return tree;
 }