Allocating a wstring on the stack (no GC)?

[Maxime Chevalier-Boisvert via Digitalmars-d]

> This is named slicing. You can also slice a 
> global/static/__gshared buffer.

> alloca returns a void*, then you can cast it to the pointer 
> type you want, and then you slice the pointer:
>
> auto ptr = cast(wchar*)alloca(wchar.sizeof * len);
> if (ptr == null) throw new Error("...");
> auto mySlice = ptr[0 .. len];

Is the slice going to be allocated on the stack? (I imagine the 
answer is yes)

Thanks for your help Mr Bear.