RFR: 8352641: [TESTBUG] VerifyGraphEdgesWithDeadCodeCheckFromSafepoints.java fails due to missing UnlockDiagnosticVMOptions

[SendaoYan]

On Sat, 22 Mar 2025 07:32:33 GMT, Fei Yang <fyang at openjdk.org> wrote:

> Hi, please review this trivial change fixing a test bug.
> 
> The test reports following error message when running with release build.
> `Error: VM option 'StressIGVN' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.`
> This adds the needed UnlockDiagnosticVMOptions option for this test. Same test passes with this extra option.

Does this duplicated to https://bugs.openjdk.org/browse/JDK-8352591

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PR Comment: https://git.openjdk.org/jdk/pull/24173#issuecomment-2745125880