#dbugfix 18234

[Basile B.]

Russel Winder, "Shove" and finally myself, have encountered a 
strange linker error with almost always the same symbols related 
to a template instance...

See:

- 
https://forum.dlang.org/post/mailman.855.1526549201.29801.digitalmars-d-ldc@puremagic.com
- https://issues.dlang.org/show_bug.cgi?id=18234
- https://issues.dlang.org/show_bug.cgi?id=18971

It's just a matter of time before a fourth folk come with the 
same error.