Add code to setup the vtable pointer in the constructor.  Work in progress.

llvm-svn: 77699
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 4f8a14a..5661343 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -358,6 +358,8 @@
   /// legal to call this function even if there is no current insertion point.
   void FinishFunction(SourceLocation EndLoc=SourceLocation());
 
+  llvm::Value *GenerateVtable(const CXXRecordDecl *RD);
+
   void EmitCtorPrologue(const CXXConstructorDecl *CD);
   
   /// EmitDtorEpilogue - Emit all code that comes at the end of class's