[Issue 19605] enum X: "Error: enum X is forward referenced when looking for sizeof"

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19605

Tiberiu Lepadatu <tiberiulepadatu14 at gmail.com> changed:

           What    |Removed                     |Added
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                 CC|                            |tiberiulepadatu14 at gmail.com

--- Comment #1 from Tiberiu Lepadatu <tiberiulepadatu14 at gmail.com> ---
(In reply to elpenguino+D from comment #0)
> Very easy to reproduce:
> ```
> enum X;
> static assert(X.sizeof == 0);
> ```
> 
> Note that I'm not exactly sure what the size of this should be. My guess was
> 0, but DMD 2.064 seems to manage to evaluate it to 4 despite still issuing
> the same 

It is 4 because it is the same as sizeof int.
I will look into the error.

[1] https://dlang.org/spec/enum.html

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