FIX: Smartptr Property in Interface Causes C2512 Error (168009)

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Sample Code A

   // Compile option needed /W4
   class A
   {  A();
   };
   struct B
   {  __declspec( property (get=getA)) A a;
      A getA();
   };
   void f()
   {
      B b;
   }
				

Sample Code B

   // custom.idl
   // MIDL options: <none>
   #include <olectl.h>
   #include <idispids.h>
   #ifndef DO_NO_IMPORTS
   import "objidl.idl";
   import "oleidl.idl";
   import "oaidl.idl";
   import "ocidl.idl";
   #endif
   interface IB;
   [ object, uuid(27979FD1-E576-11cf-BFAC-00A02437A6A0) ]
   interface IA : IUnknown
   {
       [propput, id(1)] HRESULT Interface([in] IB* pB);
       [propget, id(1)] HRESULT Interface([out, retval] IB** ppB);
   }
   [ object, uuid(27979FD0-E576-11cf-BFAC-00A02437A6A0) ]
   interface IB : IUnknown
   {
       [id(5)] HRESULT Method([in] int in1);
   }
   [ uuid(596DBF82-2F2D-11D0-A537-00A02437A6A0), version(1.0) ]
   library Custom
   {
       importlib(STDOLE_TLB);
       importlib(STDTYPE_TLB);
       interface IA;
       interface IB;
   }

   // test.cpp
   // compile options: /GX /W4 /c
   #import "Custom.tlb" no_namespace
   class CA : IA
   {
      STDMETHOD_(ULONG, AddRef)() { return 0; }
      STDMETHOD_(ULONG, Release)() { return 0; }
      STDMETHOD(QueryInterface)(REFIID,  LPVOID* ) { return E_NOTIMPL; }
      // ICustom methods
      STDMETHOD(put_Interface)(IB *) { return E_NOTIMPL; }
      STDMETHOD(get_Interface)(IB **) { return E_NOTIMPL; }
   };
   class CB
   {
      CB(){
         CA* pA = new CA;
          if (pA)
            delete pA;
      }
   };