RFR: 8368205: [TESTBUG] VectorMaskCompareNotTest.java crashes when MaxVectorSize=8 [v2]

[erifan]

On Fri, 17 Oct 2025 08:42:57 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> I thought someone may want to run the test in a configuration without C2. So, I didn't want to change the test for such cases. I leave such decisions to others. Maybe @dougxc has an opinion about Graal?
>
> Maybe they just need to put their own guards there if they care? It's hard to guard this very generically.

> I thought someone may want to run the test in a configuration without C2. 

Yeah I know your point. But `vm.opt.final.MaxVectorSize == "null" ` doesn't work I think, because this doesn't guarantee the max vector size >= 16. Perhaps as @eme64 pointed out, it is hard for us to ensure that all compilers work. This do no harm to C2 test, just a bit unnecessary.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27805#discussion_r2438969890