Is enum static?

[Maxim Fomin]

On Thursday, 8 August 2013 at 23:19:49 UTC, bearophile wrote:
> Ali Çehreli:
>
>> More than that. :) enums are manifest constants.
>>
>> Imagine that enum as being pasted into source code as is. This 
>> used to have surprising effects for AAs, as an enum AA would 
>> be instantiated from scratch everywhere that AA enum was used 
>> in the code.
>
> I think that some time ago Don has proposed to disallow the 
> 'enum' tag for things like AAs, on the base that such behavour 
> is not efficient, surprising, and maybe even not useful... I 
> don't know where his proposal has gone later.
>
> Bye,
> bearophile

Enum trick is useful to workaround bug with aggregate members of 
reference types being initialized - all instances share reference 
to same data and to enable default struct constructors.