RFR: 8369186: HotSpot Style Guide should permit some uses of the C++ Standard Library [v4]

[Kim Barrett]

On Mon, 20 Oct 2025 09:15:14 GMT, Leo Korinth <lkorinth at openjdk.org> wrote:

> [...] I would have liked more of the c++ library included (like tuples, optional and expected), but this is a good start.

This PR is intentionally quite limited; it doesn't add anything to the set of
what's permitted. It is instead about establishing that such additions are
possible, and a framework for doing so.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/27601#issuecomment-3423694560