[jdk17] RFR: 8268612: a few runtime/memory tests don't check exit code

[Mikhailo Seledtsov]

On Fri, 18 Jun 2021 10:55:08 GMT, Igor Ignatyev <iignatyev at openjdk.org> wrote:

> Hi all,
> 
> could you please review this small patch that adds checks of exit code to a few `runtime/memory` tests?
> from JBS:
>> `ReserveMemory.java`, `ReadFromNoaccessArea.java` and `TestLargePagesFlags.java` tests spawn new JVMs but don't check their exit code which might lead to both type-I and type-II errors
> 
> in `ReadFromNoaccessArea.java`, the patch removes throwing of an exception in `DummyClassWithMainTryingToReadFromNoaccessArea` (child process), so we will get 0 as an exit code if/when we don't crash.
> 
> testing: `runtime/memory` tests on `{linux,windows,macosx}-x64`
> 
> Thanks,
> -- Igor

Looks good to me.

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Marked as reviewed by mseledtsov (Committer).

PR: https://git.openjdk.java.net/jdk17/pull/97