@nogc hash

[Guillaume Piolat via Digitalmars-d]

On Friday, 9 September 2016 at 11:16:19 UTC, Marco Leise wrote:
> It does not /allocate/ with the GC, but the methods are
> not /annotated/ @nogc, e.g. insert():
> https://github.com/economicmodeling/containers/blob/master/src/containers/hashmap.d#L338
> It's plain simple not possible out of the box* at the moment.
>
> * writing your own hash function that covers every type is NOT
>   "out of the box" :p

But they are template functions.
Maybe this is a case of 
https://p0nce.github.io/d-idioms/#Automatic-attribute-inference-for-function-templates then?