[lworld] RFR: 8371398: [lworld] runtime/valhalla/inlinetypes/FlatArrayCopyingTest.java#g1 fails due to lack of UnlockDiagnosticVMOptions [v2]

[Paul Hübner]

> Hi all,
> 
> The flag `UnlockDiagnosticVMOptions` should be set explicitly.
> 
> Tests: tier 1, tier 5.

Paul Hübner has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:

 - Merge branch 'lworld' into JDK-8371398
 - Explicitly enable diagnostic options.

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

Changes:
  - all: https://git.openjdk.org/valhalla/pull/1726/files
  - new: https://git.openjdk.org/valhalla/pull/1726/files/2753e2fb..ba4fb988

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=1726&range=01
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=1726&range=00-01

  Stats: 14389 lines in 467 files changed: 8580 ins; 4103 del; 1706 mod
  Patch: https://git.openjdk.org/valhalla/pull/1726.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1726/head:pull/1726

PR: https://git.openjdk.org/valhalla/pull/1726