RFR: 8314830: runtime/ErrorHandling/ tests ignore external VM flags

[Mikhailo Seledtsov]

On Fri, 15 Sep 2023 17:58:43 GMT, Mikhailo Seledtsov <mseledtsov at openjdk.org> wrote:

> 8314830: runtime/ErrorHandling/ tests ignore external VM flags

Please review this change that adds @requires vm.flagless to most of the tests under test/hotspot/jtreg/runtime/ErrorHandling/.
The goal of these tests is to create a specific error condition and then to check the correctness of the error handling message. Each test uses carefully crafted command line to force specific error condition. Such tests do not intend to pass test JDK/JVM flags to child VM under test, therefore they should be marked with vm.flagless.

VeryEarlyAssertTest.java seems to be the only exception in this case - I have updated it to use ProcessTools method that passes JVM flags to child VM under test.

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PR Comment: https://git.openjdk.org/jdk/pull/15767#issuecomment-1721671206