[jdk19u] RFR: 8293044: C1: Missing access check on non-accessible class

[Tobias Hartmann]

Backport of [JDK-8293044](https://bugs.openjdk.java.net/browse/JDK-8293044). Applies cleanly. Approval is pending.

Thanks,
Tobias

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

Commit messages:
 - 8293044: C1: Missing access check on non-accessible class

Changes: https://git.openjdk.org/jdk19u/pull/30/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk19u&pr=30&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8293044
  Stats: 250 lines in 8 files changed: 233 ins; 6 del; 11 mod
  Patch: https://git.openjdk.org/jdk19u/pull/30.diff
  Fetch: git fetch https://git.openjdk.org/jdk19u pull/30/head:pull/30

PR: https://git.openjdk.org/jdk19u/pull/30