From 86bbbf563d1fe548dbc6bb327e74a5bef5160c30 Mon Sep 17 00:00:00 2001
From: BenPope <ben@pope.name>
Date: Mon, 21 Apr 2014 22:15:48 +0800
Subject: [PATCH 1/3] Fix directed_graph::swap

---
 include/boost/graph/directed_graph.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/graph/directed_graph.hpp b/include/boost/graph/directed_graph.hpp
index 585308d1..2c56a4e0 100644
--- a/include/boost/graph/directed_graph.hpp
+++ b/include/boost/graph/directed_graph.hpp
@@ -307,7 +307,7 @@ public:
 
     void swap(directed_graph& g)
     {
-        m_graph.swap(g);
+        m_graph.swap(g.m_graph);
         std::swap(m_num_vertices, g.m_num_vertices);
         std::swap(m_max_vertex_index, g.m_max_vertex_index);
         std::swap(m_num_edges, g.m_num_edges);

From 9b7fbc1a7669569cfc495a1376029746ce0ccfa9 Mon Sep 17 00:00:00 2001
From: BenPope <ben@pope.name>
Date: Wed, 14 May 2014 23:43:53 +0800
Subject: [PATCH 2/3] Add tests for member swap and fix
 undirected_graph<>::swap

---
 include/boost/graph/undirected_graph.hpp | 2 +-
 test/Jamfile.v2                          | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/graph/undirected_graph.hpp b/include/boost/graph/undirected_graph.hpp
index 5c000dc2..1db21a64 100644
--- a/include/boost/graph/undirected_graph.hpp
+++ b/include/boost/graph/undirected_graph.hpp
@@ -294,7 +294,7 @@ public:
     }
 
     void swap(undirected_graph& g) {
-        m_graph.swap(g);
+        m_graph.swap(g.m_graph);
         std::swap(m_num_vertices, g.m_num_vertices);
         std::swap(m_max_vertex_index, g.m_max_vertex_index);
         std::swap(m_num_edges, g.m_num_edges);
diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index 5487631f..0523f100 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -79,6 +79,7 @@ test-suite graph_test :
     [ run adjacency_matrix_test.cpp ]
     [ compile vector_graph_cc.cpp ]
     [ compile copy.cpp ]
+    [ compile swap.cpp ]
     [ compile property_iter.cpp ]
     [ run bundled_properties.cpp ]
     [ run floyd_warshall_test.cpp ]

From e2da814588371f90b3595780095b358e6e574d93 Mon Sep 17 00:00:00 2001
From: BenPope <ben@pope.name>
Date: Wed, 14 May 2014 23:46:25 +0800
Subject: [PATCH 3/3] Add tests for member swap and fix
 undirected_graph<>::swap

---
 test/swap.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 test/swap.cpp

diff --git a/test/swap.cpp b/test/swap.cpp
new file mode 100644
index 00000000..f47b234f
--- /dev/null
+++ b/test/swap.cpp
@@ -0,0 +1,21 @@
+// Copyright (C) Ben Pope 2014.
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/graph/directed_graph.hpp>
+#include <boost/graph/undirected_graph.hpp>
+
+template<typename Graph>
+void test_member_swap()
+{
+  Graph lhs, rhs;
+  lhs.swap(rhs);
+}
+
+int main()
+{
+    test_member_swap<boost::adjacency_list<> >();
+    test_member_swap<boost::directed_graph<> >();
+    test_member_swap<boost::undirected_graph<> >();
+}