Feature to get or add value to an associative array.

[Nick Treleaven]

On Wednesday, 18 April 2018 at 16:47:50 UTC, ag0aep6g wrote:
> You can get a pointer from the ref return:
>
>     Value* p = &aa.slot("key", { inserted = true; return 
> Value.init; });

This is not @safe, even with -dip1000:

Error: cannot take address of ref return of f() in @safe function 
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