[jdk21u-dev] RFR: 8317132: Prepare HotSpot for permissive-

[Goetz Lindenmaier]

I backport this for parity with 21.0.10-oracle.

resolved flags-cflags.m4

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Commit messages:
 - backport 4a85f6ae9f0381f0e29160fb1d304d7bde5840ba

Changes: https://git.openjdk.org/jdk21u-dev/pull/2349/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2349&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8317132
  Stats: 16 lines in 4 files changed: 1 ins; 0 del; 15 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2349.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2349/head:pull/2349

PR: https://git.openjdk.org/jdk21u-dev/pull/2349