Comment by koito17

I accepted I was reading LLM output by the time I got to

   None are constexpr — debugging is a runtime concern.

I am not very experienced with C++, but runtime debug functions are one of the last things where I'd expect compile-time computations. Inlining? Sure. Doing anything else at compile-time? Not really.

The sentence feels like a remark about something a human reader is very unlikely to be thinking about.