Re: [PATCH v14 0/5] MR3103: server: Create and use a desktop shared mapping for GetCursorPos.

[Jinoh Kang (＠iamahuman)]

Jinoh Kang (@iamahuman) commented about dlls/win32u/win32u_private.h:
> return !IsRectEmpty( dst );
>  }
>
> +#if defined(__i386__) || defined(__x86_64__)
> +#define __SHARED_READ_SEQ( x )  (x)
> +#define __SHARED_READ_FENCE     do {} while(0)

For consistency with most other noop macros:

```suggestion:-0+0
#define __SHARED_READ_FENCE     ((void)0)
```

This way, `__SHARED_READ_FENCE` is always an expression (of type `void`) instead of a statement.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/3103#note_60689