+
+public:
+ // When an ImmutablePass is added, it gets added to the top level pass
+ // manager.
+ void addPass(ImmutablePass *IP, AnalysisUsage &AU) {
+ if (Parent) { // Make sure this request goes to the top level passmanager...
+ Parent->addPass(IP, AU);
+ return;
+ }
+
+ // Set the Resolver instance variable in the Pass so that it knows where to
+ // find this object...
+ //
+ setAnalysisResolver(IP, this);
+ ImmutablePasses.push_back(IP);
+
+ // Add this pass to the currently available set...
+ if (const PassInfo *PI = IP->getPassInfo()) {
+ CurrentAnalyses[PI] = IP;
+
+ // This pass is the current implementation of all of the interfaces it
+ // implements as well.
+ //
+ const std::vector<const PassInfo*> &II = PI->getInterfacesImplemented();
+ for (unsigned i = 0, e = II.size(); i != e; ++i)
+ CurrentAnalyses[II[i]] = IP;
+ }
+ }