Changes in lemon/core.h [919:e0cef67fe565:877:141f9c0db4a3] in lemon-main

File:

• lemon/core.h (modified) (3 diffs)

lemon/core.h

@@ -395 +395 @@
       static void copy(const From& from, Digraph &to,
                        NodeRefMap& nodeRefMap, ArcRefMap& arcRefMap) {
-        to.clear();
         for (typename From::NodeIt it(from); it != INVALID; ++it) {
           nodeRefMap[it] = to.addNode();
@@ -423 +422 @@
       static void copy(const From& from, Graph &to,
                        NodeRefMap& nodeRefMap, EdgeRefMap& edgeRefMap) {
-        to.clear();
         for (typename From::NodeIt it(from); it != INVALID; ++it) {
           nodeRefMap[it] = to.addNode();
@@ -447 +445 @@
 
   }
-
-  /// \brief Check whether a graph is undirected.
-  ///
-  /// This function returns \c true if the given graph is undirected.
-#ifdef DOXYGEN
-  template <typename GR>
-  bool undirected(const GR& g) { return false; }
-#else
-  template <typename GR>
-  typename enable_if<UndirectedTagIndicator<GR>, bool>::type
-  undirected(const GR&) {
-    return true;
-  }
-  template <typename GR>
-  typename disable_if<UndirectedTagIndicator<GR>, bool>::type
-  undirected(const GR&) {
-    return false;
-  }
-#endif
 
   /// \brief Class to copy a digraph.