[jdk21u] RFR: 8309203: C2: remove copy-by-value of GrowableArray for InterfaceSet

[Aleksey Shipilev]

On Mon, 11 Dec 2023 09:38:14 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to amend JDK 21 change, dodge the potential copy-by-value issues, and sync up codebases.
> 
> Maybe @rwestrel would bless it.
> 
> Additional testing:
>  - [x] MacOS AArch64 server fastdebug, `hotspot:tier1`
>  - [x] Linux x86_64 server fastdebug `tier{1,2,3}`
>  - [x] Linux AArch64 server fastdebug `tier{1,2,3}`

Closed in favor of https://github.com/openjdk/jdk21u-dev/pull/11

-------------

PR Comment: https://git.openjdk.org/jdk21u/pull/423#issuecomment-1853689110