Nested struct sauses error

[Adam D. Ruppe via Digitalmars-d]

On Sunday, 12 March 2017 at 18:46:14 UTC, fantom wrote:
> Can anybody explain me what is wrong? Thanks

easy fix is to likely make it a `static struct` even if nested. 
That will remove access to local variables of the function but 
should compile.

The reason is that access to those local variables needs a hidden 
pointer that won't be initialized properly without the right 
construction.