[jdk26u] RFR: 8377898: Hotspot build on AIX with unused-functions warning reports some unused functions

[Matthias Baesken]

8377898: Hotspot build on AIX with unused-functions warning reports some unused functions

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Commit messages:
 - Backport 1b39d2c28c18130b1dac69c05217572d2760cc53

Changes: https://git.openjdk.org/jdk26u/pull/59/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk26u&pr=59&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8377898
  Stats: 13 lines in 2 files changed: 0 ins; 11 del; 2 mod
  Patch: https://git.openjdk.org/jdk26u/pull/59.diff
  Fetch: git fetch https://git.openjdk.org/jdk26u.git pull/59/head:pull/59

PR: https://git.openjdk.org/jdk26u/pull/59