Re: [PATCH 0/3] MR6502: include: Fix MIDL_INTERFACE definition.

[Rémi Bernon (＠rbernon)]

On Mon Sep 16 10:36:18 2024 +0000, Jacek Caban wrote:
> It's also supported on mingw targets when `-fms-extensions` is used. I
> think that using `__has_declspec_attribute` would be more portable and
> precise. Unfortunately, it's not supported on the actual MSVC, but maybe
> it's worth having something like:
> #ifndef __has_declspec_attribute
> # #ifdef _MSC_VER
> #  define __has_declspec_attribute(x) 1
> # else
> #  define __has_declspec_attribute(x) 0
> # endif
> #endif

Several of the DECLSPEC definitions also have additional conditions like _MSC_VER >= x, how would we handle these? Something like:

```
# if __has_declspec_attribute(noreturn) && (!defined(_MSC_VER) || (_MSC_VER >= 1200)) && !defined(MIDL_PASS)
```

Only looks worse.