RFR: 8314488: Compile the JDK as C++17 [v6]

[Magnus Ihse Bursie]

On Thu, 11 Jan 2024 13:23:45 GMT, Julian Waters <jwaters at openjdk.org> wrote:

>> Compile the JDK as C++17, enabling the use of all C++17 language features
>
> Julian Waters has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Require clang 13 in toolchain.m4

Now the version upgrades are integrated. From my PoV, that was the interesting part. However, this PR is still open. Is there an interest in switching from C++14 to 17, or should this PR be retracted until a more unison will to upgrade C++ standard appears?

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PR Comment: https://git.openjdk.org/jdk/pull/14988#issuecomment-1996733804