[Issue 15904] Undefined reference to ModuleInfo

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=15904

--- Comment #3 from Richard Cattermole <alphaglosined at gmail.com> ---
It may be because of no module declaration.

If it works with the module declaration, it's still a bug, but with a different
cause I think (so reopen).

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