[jdk21] RFR: 8302865: Illegal bytecode for break from if with instanceof pattern matching condition

Wed Jun 21 09:26:17 UTC 2023

Hi all,

This pull request contains a backport of commit [a15db1a5](https://github.com/openjdk/jdk/commit/a15db1a56c560406eac0ac60c29a0ffd15984267) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Jan Lahoda on 21 Jun 2023 and was reviewed by Vicente Romero.

Thanks!

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Commit messages:
 - Backport a15db1a56c560406eac0ac60c29a0ffd15984267

Changes: https://git.openjdk.org/jdk21/pull/47/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21&pr=47&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8302865
  Stats: 244 lines in 6 files changed: 176 ins; 49 del; 19 mod
  Patch: https://git.openjdk.org/jdk21/pull/47.diff
  Fetch: git fetch https://git.openjdk.org/jdk21.git pull/47/head:pull/47

PR: https://git.openjdk.org/jdk21/pull/47