Lloyd

Nice! Do you kind posting the SO trace, maybe jot the whole thing but enough to see where its (probably) recursing ? It would be good to have to see...

I think this is happening because of typeclass implicit resolution in the macro, which... not really sure how to solve 🤔 . Unfortunately, I think increasing the stack size is...

Thanks for this contribution and apologies for the long wait. Just released (pushed) 1.7.5 of `enumeratum-slick` to Maven central.

Yea sadly it seems json4s is still not quite ready for Scala3

I think I'd rather wait until there's LTS support. Also, I'd much prefer not having to release based on milestone or RC versions.

`entryName` could be overridden though so that the (private) call to `toString` doesn’t get used; is that not sufficient?

I think a warning could make sense. Feel free to submit a PR!

@DarkDimius Thanks for posting that. I modified your benchmark in an attempt to benchmark a slightly less trivial example of typeclass usage ([branch here](https://github.com/lloydmeta/imp-bench)) and got the same results: ```...

@DarkDimius sure thing, just sent a PR. I'm on OSX (El Capitan), Oracle Java8 JDK 1.8.0_05 (I know it's s a bit old...)