RFR: 8369423: Reduce execution time of testlibrary_tests/ir_framework/tests/TestDFlags.java [v2]

[Tobias Hartmann]

On Thu, 9 Oct 2025 05:43:34 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> The test `testlibrary_tests/ir_framework/tests/TestDFlags.java` runs 11 separate IR framework runs by enabling only a single property/D flag in each run. This seems like a waste of resources for just a sanity run (we don't do any additional verification). Moreover, some newer property flags are missing.
>> 
>> I suggest to cut it down to 2 runs: 
>> - IR verification enabled (i.e. -DVerifyIR=true, which is the default) 
>> - IR verification disabled (i.e. -DVerifyIR=false)
>> 
>> In both runs we simultaneously set all property flags to some non-default value as a sanity test.
>> 
>> This reduces the test execution time from around 20-30s down to 3-4s.
>> 
>> Thanks,
>> Christian
>
> Christian Hagedorn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   update Damon

Marked as reviewed by thartmann (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/27690#pullrequestreview-3317302410