Floating point types default to NaN?

[Adam D. Ruppe]

On Monday, 27 November 2017 at 16:04:14 UTC, Dukc wrote:
> Debatable in this case. Consider:
>
> string servicePhoneNumber;
>
> final switch (car.manufacturer) //an enumerated value.

Well, the compiler can see it is initialized before being read 
again later, so that *should* pass the check (at least 
conservatively- the spec is flexible enough to let the compiler 
not catch them all).