Andreas Kling edb5547e37 LibJS: Don't incrementally delete PropertyNameIterator while iterating ...

We were spending a lot of time removing each property name from the
iterator's underlying HashMap while iterating over it. This wasn't
actually necessary, so let's stop doing it and instead just iterate
over the property names with a stored HashTable iterator.

1.10x speedup on MicroBench/for-in-indexed-properties.js

2025-05-03 22:00:51 +02:00

168 KiB

Raw Blame History

View Raw