RFR: 8374307: Fix deoptimization storm caused by Action_none in GraphKit::uncommon_trap [v3]

Wed Jan 7 18:41:42 UTC 2026

On Tue, 6 Jan 2026 14:16:42 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

> Is this related to [JDK-8243615](https://bugs.openjdk.org/browse/JDK-8243615)?

Oh, yes - this is related, and we had a similar fix five years ago.. @wzhuo

> Could you convert your `UnstableIf.java` test to a jtreg test? 

Done. I converted it to a jtreg test. I’m skipping the heavyweight part (200+ lines of code) that reproduces the issue without changing the PerMethodRecompilationCutoff limit.

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

PR Comment: https://git.openjdk.org/jdk/pull/28966#issuecomment-3720217553