It feels like it ought to, but I did some light testing in the browser and it seems that V8 never optimizes it into an empty loop, even after it's hot code for

It feels like it ought to, but I did some light testing in the browser and it seems that V8 never optimizes it into an empty loop, even after it's hot code for a long time. I know turbofan does LICM, but I don't think it knows how to catch cases like this.