[lworld] FYI: 8242457: [lworld] Cherry pick and adjust JDK-8241997 for Valhalla

[Tobias Hartmann]

Without the fix, several tests fail. Also it needs adjustment for inline types anyway.

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Commit messages:
 - 8242457: [lworld] Cherry pick and adjust JDK-8241997 for Valhalla

Changes: https://git.openjdk.java.net/valhalla/pull/18/files
 Webrev: https://webrevs.openjdk.java.net/valhalla/18/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8242457
  Stats: 57 lines in 2 files changed: 12 ins; 18 del; 27 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/18.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/18/head:pull/18

PR: https://git.openjdk.java.net/valhalla/pull/18