+/// \brief An analysis pass to compute the \c CallGraph for a \c Module.
+///
+/// This class implements the concept of an analysis pass used by the \c
+/// ModuleAnalysisManager to run an analysis over a module and cache the
+/// resulting data.
+class CallGraphAnalysis {
+public:
+ /// \brief A formulaic typedef to inform clients of the result type.
+ typedef CallGraph Result;
+
+ static void *ID() { return (void *)&PassID; }
+
+ /// \brief Compute the \c CallGraph for the module \c M.
+ ///
+ /// The real work here is done in the \c CallGraph constructor.
+ CallGraph run(Module *M) { return CallGraph(*M); }
+
+private:
+ static char PassID;
+};
+