[clang] [clang] Suppress -Wunneeded-internal-declaration for referenced constexpr functions (PR #196593)

[Vineet Agarwal via cfe-commits]

PlutoDog95 wrote:

> This change needs a release note. Please add an entry to `clang/docs/ReleaseNotes.rst` in the section the most adapted to the change, and referencing any Github issue this change fixes. Thanks!

Added a release note entry in `clang/docs/ReleaseNotes.rst`.


https://github.com/llvm/llvm-project/pull/196593