RFR: 8372802: PrintFlagsFinal should also print locked flags [v4]

[duke]

On Wed, 3 Dec 2025 14:55:06 GMT, Frederic Thevenet <fthevenet at openjdk.org> wrote:

>> This change aims to provide a way to print all flags including "locked" ones (e.g. Diagnostic and Experimental) without having to explicitly set `+UnlockExperimentalVMOptions` or `+UnlockDiagnosticVMOptions` 
>> 
>> This applies to the following VM options: `PrintFlagsFinal` , `PrintFlagsRanges`, `PrintFlagsInitial`, `PrintFlagsWithComments`, `-XprintFlags`, as well as the `PrintVMFlagsDCmd` diagnostic command (when set to show all flags).
>> 
>> Places that print out only flags that have been changed (i.e. that skip flags with default values), like when during the generation of hs_err reports, are not affected by this.
>
> Frederic Thevenet has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Reworked the test some more

@fthevenet 
Your change (at version 975a72433ffccb91ee73746a147ee329dbaec4aa) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk/pull/28579#issuecomment-3608092881