[PATCH vkd3d] vkd3d: Add a function to mark unreachable code.

[Zebediah Figura]

On 4/14/22 11:49, Gabriel Ivăncescu wrote:
> What about something like DEFAULT_UNREACHABLE from winnt.h?

Possibly, although I think we may want to use unreachable() in other 
cases, and personally I'd rather let C look like C.