Calling function explicitly from mixin template results in recursive call instead

[Dennis]

On Sunday, 9 December 2018 at 18:36:50 UTC, Dennis wrote:
> Does anyone know how to get this working?

I added this to the mixin template:
```
alias mixinOpBinary = opBinary;
```

And called mixinOpBinary instead in the forwarded function. I 
think that solved it. I think I'll just file an issue for this.