RFR: 8284848: C2: Compiler blackhole arguments should be treated as globally escaping [v3]

[Aleksey Shipilev]

On Thu, 21 Apr 2022 17:03:40 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> > Got failure in new tests when run with ` -ea -esa -XX:CompileThreshold=100 -XX:+UnlockExperimentalVMOptions -XX:-TieredCompilation`.
> 
> Turns out to be a separate bug, [JDK-8284848](https://bugs.openjdk.java.net/browse/JDK-8284848), PR #8344. Need to fix that one first.

Merged from master, so this fix should now be in this PR base. I checked new tests work with the VM options above.

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PR: https://git.openjdk.java.net/jdk/pull/8228