[Issue 19906] __traits(isRef) always yields false for auto ref parameter

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19906

Sprink <sprink.noreply at gmail.com> changed:

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--- Comment #2 from Sprink <sprink.noreply at gmail.com> ---
The issue here is specifically with is().

__traits(isRef, x) produces the correct value and works correctly if you remove
is().

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