Add doInitialization and doFinalization methods to ModulePass's, to allow them to be re-initialized and reused on multiple Module's.

Patch by Pedro Artigas.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168008 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Analysis/IPA/CallGraphSCCPass.cpp

@@ -51,6 +51,9 @@ public:
   /// whether any of the passes modifies the module, and if so, return true.
   bool runOnModule(Module &M);
 
+  using ModulePass::doInitialization;
+  using ModulePass::doFinalization;
+
   bool doInitialization(CallGraph &CG);
   bool doFinalization(CallGraph &CG);