Re: [PATCH v4 0/2] MR9639: Fix the integration of PowerPoint add-in in MS Office 2016

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/oleaut32/typelib.c:
> }
>                          else if ((rgvt[i] & VT_BYREF) && !V_ISBYREF(src_arg))
>                          {
> -                            if (wParamFlags & PARAMFLAG_FIN)
> +                            if ((wParamFlags & PARAMFLAG_FIN) || (wParamFlags == PARAMFLAG_NONE))
>                                  hres = VariantChangeType(&missing_arg[i], src_arg, 0, rgvt[i] & ~VT_BYREF);

Maybe it should be more like !(wParamFlags & (FIN|FOUT))? This needs some experimenting. Or maybe PARAMFLAG_FIN is reported by typelib API, in the absence of IN/OUT/RETVAL.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/9639#note_127637