Hello, am I the first one to realize that in Kotlin/JS, `addAll` in `MutableList` is extremely slow ...

# javascript

[louiscad]

Hello, am I the first one to realize that in Kotlin/JS, addAll in MutableList is extremely slow compared to just using a forEach + add?
https://youtrack.jetbrains.com/issue/KT-57607/MutableList.addAll-has-UNACCEPTABLE-performance-on-Kotlin-JS-legacy-IR