[Issue 15450] ICE during CTFE of legit function

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15450

--- Comment #4 from Andrei Alexandrescu <and...@erdani.com> ---
Oh wait, the HEAD doesn't work either (albeit with a different diagnostic). So
this bug stands. Thanks!

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