Re: [PATCH 0/6] MR9403: vccorlib140: Implement stringification functions.

[Piotr Caban (＠piotr)]

Piotr Caban (@piotr) commented about dlls/vccorlib140/tests/vccorlib.c:
>      check_interface(obj, &IID_IInspectable);
>      check_interface(obj, &IID_IPropertyValue);
>
> -
>    if (!(exp_str = test_cases[i].exp_str))
> -
>    {
> -
>        /* For record-like values, __abi_ObjectToString returns the string from GetRuntimeClassName. */
> -
>        hr = IPropertyValue_GetRuntimeClassName(obj, &name);
> -
>        todo_wine ok(hr == S_OK, "got hr %#lx\n", hr);
> -
>        exp_str = WindowsGetStringRawBuffer(name, NULL);

It's probably not safe to call WindowsGetStringRawBuffer if IPropertyValue::GetRuntimeClassName() fails.