GDC bug? duplicates symbols when using mixin and interface

[Daniel Kozak]

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