GDC bug? duplicates symbols when using mixin and interface

[Matthias Klumpp]

On Tuesday, 29 October 2019 at 13:23:33 UTC, Daniel Kozak wrote:
> On Thursday, 24 October 2019 at 11:05:21 UTC, Daniel Kozak 
> wrote:
>> 
>> ld: c.o: in function `_DT16_D1b1B8__mixin24getSMFZPv':
>> c.d:(.text+0x27): multiple definition of 
>> `_DT16_D1b1B8__mixin24getSMFZPv'; b.o:b.d:(.text+0x38): first 
>> defined here
>
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92216

Thank you for reporting this!
This error is also a major pain for us at Debian: 
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=944380