RFR: 8320053: GHA: Cross-compile gtest code [v2]

[Aleksey Shipilev]

On Tue, 14 Nov 2023 11:04:43 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Looking at why GHA did not catch [JDK-8320050](https://bugs.openjdk.org/browse/JDK-8320050), even though it builds hotspot, I realized we do not configure the build with gtest, which means we skip the build checks for gtest VM. It would be useful to cross-compile with all tests enabled, even without running them.
>> 
>> (This would probably make sense to do for JDK native code, but AFAICS it would require defining a few new make targets).
>> 
>> Additional testing:
>>  - [x] GHA
>
> Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Also get gtest

Thanks all!

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PR Comment: https://git.openjdk.org/jdk/pull/16652#issuecomment-1812593161