[jdk24] RFR: 8348562: ZGC: segmentation fault due to missing node type check in barrier elision analysis

[Vladimir Kozlov]

On Mon, 3 Feb 2025 17:56:23 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> Clean backport of [JDK-8348562](https://bugs.openjdk.org/browse/JDK-8348562). It only adds a null check + bailout where the current implementation crashes with SIGSEGV.

To clarify. It is different approval from approval for update release.

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PR Comment: https://git.openjdk.org/jdk/pull/23422#issuecomment-2631817357