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

[Martin Doerr]

On Fri, 23 Jun 2023 02:43:38 GMT, Julian Waters <jwaters at openjdk.org> wrote:

>> C11 has been stable for a long time on all platforms, so native code can use the standard alignas operator for alignment requirements
>
> 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

Marked as reviewed by mdoerr (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/13258#pullrequestreview-1497130480