[Issue 18609] `is` expression identifier accessible outside `static if`

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18609

Nick Treleaven <nick at geany.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |accepts-invalid
           Severity|enhancement                 |normal

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