RFR: 8318306: java/util/Arrays/Sorting.java fails with "Array is not sorted at 8228-th position: 8251.0 and 8153.0" [v4]

[Tobias Hartmann]

On Sat, 21 Oct 2023 00:55:27 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

>> Srinivas Vamsi Parasa has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Update test to ignore unrecognized VM options
>
> test/hotspot/jtreg/compiler/intrinsics/SortingDeoptimizationTest.java line 27:
> 
>> 25:  * @test
>> 26:  * @bug 8318306
>> 27:  * @run main/othervm/timeout=200 -XX:+IgnoreUnrecognizedVMOptions -Xcomp -ea -esa -XX:CompileThreshold=100 -XX:+UnlockExperimentalVMOptions -server -XX:-TieredCompilation -XX:+DeoptimizeALot SortingDeoptimizationTest 1e-2 100 50
> 
> Hi @vamsi-parasa, you are already passing -Xcomp which will trigger method compilation on first invocation, CompileThreshold may not be needed, You can pass -Xbatch instead to make compilation a blocking operation.

But please verify that the issue still triggers. It may well be that -Xcomp is required to trigger one early allocation + deopt, followed by additional allocations once we reach the lowered threshold. Also, -Xcomp implies -Xbatch.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16230#discussion_r1368160760