# HG changeset patch
# User marci
# Date 1081425829 0
# Node ID 7b97540cd7430bd0d2f6c20e6e5d32689d20af1b
# Parent  eabbe162e32ec9e656e529bec1c3680ac0083876
ansi pedantic bug in gcc

diff -r eabbe162e32e -r 7b97540cd743 src/work/marci/ansi_pedantic_bug.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/work/marci/ansi_pedantic_bug.cc	Thu Apr 08 12:03:49 2004 +0000
@@ -0,0 +1,59 @@
+// -*- c++ -*-
+//compile it with 
+//g++ -ansi -pedantic
+//and with 
+//g++
+//I did with g++ ver 3.0.4, suse 8.0
+//If the template is removed from NodeMap, then it works well.
+//athos@cs.elte.hu
+//klao@cs.elte.hu
+//marci@cs.elte.hu
+
+class ListGraph {
+public:
+  ListGraph() { }
+
+  template <typename T> class NodeMap {
+    const ListGraph& G; 
+  public:
+    NodeMap(const ListGraph& _G) : G(_G) { }
+  };
+
+};
+
+template<typename Graph> class GraphWrapper {
+protected:
+  Graph* graph;
+public:
+  GraphWrapper(Graph& _graph) : graph(&_graph) { }
+ 
+  template<typename T> class NodeMap : public Graph::NodeMap<T> { 
+  public:
+    NodeMap(const GraphWrapper<Graph>& _G) :  
+      Graph::NodeMap<T>(*(_G.graph)) { }
+  };
+};
+
+template<typename Graph>
+class ResGraphWrapper : public GraphWrapper<Graph> {
+public:
+  ResGraphWrapper(Graph& _graph) : GraphWrapper<Graph>(_graph) { }
+};
+
+template <typename Graph> class MaxFlow {
+  const Graph* g;
+  typedef ResGraphWrapper<const Graph> ResGW;
+public:
+  MaxFlow(const Graph& _g) : g(&_g) { }
+  void augmentOnShortestPath() {
+    ResGW res_graph(*g);
+    typename ResGW::NodeMap<int> pred(res_graph); 
+  }
+};
+
+int main(int, char **) {
+  ListGraph G;
+  MaxFlow<ListGraph> max_flow_test(G);
+  max_flow_test.augmentOnShortestPath();
+  return 0;
+}
diff -r eabbe162e32e -r 7b97540cd743 src/work/marci/makefile
--- a/src/work/marci/makefile	Wed Apr 07 17:42:05 2004 +0000
+++ b/src/work/marci/makefile	Thu Apr 08 12:03:49 2004 +0000
@@ -9,7 +9,7 @@
 BOOSTROOT ?= /home/marci/boost
 INCLUDEDIRS ?= -I../../include -I.. -I../{marci,jacint,alpar,klao,akos,athos} -I$(BOOSTROOT)
 LEDAINCLUDE ?= -I$(LEDAROOT)/incl
-CXXFLAGS = -g -O -W -Wall $(INCLUDEDIRS) -ansi -pedantic
+CXXFLAGS = -g -O -W -Wall $(INCLUDEDIRS) #-ansi -pedantic
 
 LEDABINARIES = lg_vs_sg leda_graph_demo leda_bfs_dfs max_bipartite_matching_demo
 BINARIES = edmonds_karp_demo iterator_bfs_demo