[llvm-branch-commits] [libcxx] release/18.x: [libcxx] Align `__recommend() + 1` by __endian_factor (#90292) (PR #95264)

[Louis Dionne via llvm-branch-commits]

ldionne wrote:

Approved per discussion in https://github.com/llvm/llvm-project/pull/90292.

@vitalybuka It would be amazing if you could run this PR through the same tests that made you find the bug that you fixed with https://github.com/llvm/llvm-project/pull/90292

https://github.com/llvm/llvm-project/pull/95264