RFR: 8305341: Alignment should be enforced by alignas instead of compiler specific attributes [v6]

[David Holmes]

On Sun, 25 Jun 2023 15:58:06 GMT, Julian Waters <jwaters at openjdk.org> wrote:

>> Julian Waters has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 18 commits:
>> 
>>  - Merge branch 'openjdk:master' into patch-6
>>  - Whitespace
>>  - Revert
>>  - _MSC_VER
>>  - Restore visCPP
>>  - Restore gcc attribute
>>  - Revert gcc
>>  - Revert
>>  - Semicolon
>>  - gcc offset_of
>>  - ... and 8 more: https://git.openjdk.org/jdk/compare/5a82fa3b...6c289fb3
>
> Bumping

@TheShermanTanker  this is causing build failures in our CI in tier1:

 c:\sb\prod\1687737602\workspace\open\src\jdk.jdwp.agent\share\native\libjdwp\ArrayReferenceImpl.c(26): fatal error C1083: Cannot open include file: 'stdalign.h': No such file or directory

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PR Comment: https://git.openjdk.org/jdk/pull/13258#issuecomment-1606360752