# \[RFC/ANN\] Restacker.jl: A workaround for the heap-allocated-immutable problem?

**URL:** <https://discourse.julialang.org/t/rfc-ann-restacker-jl-a-workaround-for-the-heap-allocated-immutable-problem/35037>\
**Category:** Package Announcements\
**Tags:** package, announcement\
**Created:** [February 23, 2020, 2:29am UTC](https://discourse.julialang.org/t/rfc-ann-restacker-jl-a-workaround-for-the-heap-allocated-immutable-problem/35037 "2020-02-23T02:29:46Z")\
**Posts on this page:** 1\
**Showing post:** 8

<div class="post-metadata">

**Author:** ![jzr](https://avatars.discourse-cdn.com/v4/letter/j/eb9ed0/32.png) [@jzr](https://discourse.julialang.org/u/jzr)\
**Post date:** [December 28, 2021, 4:24am UTC](https://discourse.julialang.org/t/rfc-ann-restacker-jl-a-workaround-for-the-heap-allocated-immutable-problem/35037/8 "2021-12-28T04:24:35Z")

</div>

Does [https://github.com/JuliaLang/julia/pull/42465](https://github.com/JuliaLang/julia/pull/42465) solve the problems listed in this thread?

* * *

Edit: @foobar_lv2 are your issues from [Immutables with reference-fields: Why boxed? - #19 by foobar\_lv2](https://discourse.julialang.org/t/immutables-with-reference-fields-why-boxed/7706/19) solved?

---

_[View the full topic](https://discourse.julialang.org/t/rfc-ann-restacker-jl-a-workaround-for-the-heap-allocated-immutable-problem/35037)._