add a dump method to CallGraph

llvm-svn: 25314

llvm/include/llvm/Analysis/CallGraph.h

@@ -147,7 +147,8 @@ public:
   void initialize(Module &M);
 
   virtual void print(std::ostream &o, const Module *M) const;
-
+  void dump() const;
+  
   // stub - dummy function, just ignore it
   static void stub();
 protected:

llvm/lib/Analysis/IPA/CallGraph.cpp

@@ -216,6 +216,10 @@ void CallGraph::print(std::ostream &OS, const Module *M) const {
     I->second->print(OS);
 }
 
+void CallGraph::dump() const {
+  print(std::cerr, 0);
+}
+
 //===----------------------------------------------------------------------===//
 // Implementations of public modification methods
 //