[Issue 20081] Add pragma(identifier, StringExp)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20081

Adam D. Ruppe <destructionator at gmail.com> changed:

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

--- Comment #4 from Adam D. Ruppe <destructionator at gmail.com> ---
I'd actually prefer the syntax just to be mixin. Change the grammar so
declaration names can be replaced with mixin(x) and the mixin must return an
identifier as a string.

But regardless, yes, this would basically finish `static foreach` imo.

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