RFR: 8373983: java/util/Locale/UseOldISOCodesTest.java fails with JTREG_AOT_JDK=onestep

[Naoto Sato]

On Sat, 20 Dec 2025 03:15:39 GMT, Ioi Lam <iklam at openjdk.org> wrote:

> This test checks for a warning message that's printed by `sun.util.locale.BaseLocale.<clinit>` during the AOT cache training run. Because `BaseLocale` is AOT-initialized, `BaseLocale.<clinit>` is not executed when the test is running with an AOT cache, so the message is not printed. 
> 
> Since this message was already printed in the AOT training run, it's not necessary to print it again in the AOT production run. We should exclude the test case in the `JTREG_AOT_JDK=onestep` test mode.

AFAIK, Google has been using the system property (cf. comments in https://bugs.openjdk.org/browse/JDK-8267069). So I would rather be on the safer side to emit the warning.

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

PR Comment: https://git.openjdk.org/jdk/pull/28938#issuecomment-3687445514