[Issue 10871] Typedef doesn't work with is null

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=10871

berni44 <bugzilla at d-ecke.de> changed:

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
                 CC|                            |bugzilla at d-ecke.de
         Resolution|---                         |WONTFIX

--- Comment #3 from berni44 <bugzilla at d-ecke.de> ---
I don't think that we can do here something. 

Instead of assert(vp is null) you could use assert(cast(TypedefType!VP) vp is
null), but I don't know, if that is, what you are looking for.

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