RFR: 8354145: G1GC: keep the CompressedOops same as before when not setting HeapRegionSize explicitly

[Tongbao Zhang]

On Wed, 9 Apr 2025 11:23:56 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Would it be possible to add a regression test that checks the value of the `UseCompressedOops` flag after running a VM with these settings?

Thanks for your suggestion, I will add a test.

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PR Comment: https://git.openjdk.org/jdk/pull/24541#issuecomment-2789382638