[Issue 23154] Linker error through templated __traits(compiles) in separate compilation unit

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23154

--- Comment #3 from Jan Jurzitza <d.bugs at webfreak.org> ---
seems to be a bug in the DMD backend, does not reproduce with LDC

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