[Issue 23441] importc: array length macro preprocessed with cpp doesn't compile

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23441

--- Comment #1 from ryuukk_ <ryuukk.dev at gmail.com> ---
If that's not valid C11, then what would be the proper fix? so i could notify
the project owners about a possible PR to make it compatible with C11

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