[Issue 19047] Undefined identifier caused by circular import and CTFE

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19047

--- Comment #1 from Basile B. <b2.temp at gmx.com> ---
Add to this the quite unhelpful error message. Imagine the same problem drown
in 5000 SLOCs. The only thing you see is that your declaration is here...

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