Add dummy entries to document what members can be added
llvm-svn: 4141
diff --git a/llvm/include/Support/GraphTraits.h b/llvm/include/Support/GraphTraits.h
index 00973d5..754e38f 100644
--- a/llvm/include/Support/GraphTraits.h
+++ b/llvm/include/Support/GraphTraits.h
@@ -31,6 +31,13 @@
//
+ // typedef ...iterator nodes_iterator;
+ // static nodes_iterator nodes_begin(GraphType *G)
+ // static nodes_iterator nodes_end (GraphType *G)
+ //
+ // nodes_iterator/begin/end - Allow iteration over all nodes in the graph
+
+
// If anyone tries to use this class without having an appropriate
// specialization, make an error. If you get this error, it's because you
// need to include the appropriate specialization of GraphTraits<> for your