[llvm-branch-commits] [clang] [BoundsSafety] Handle counted_by as a type attribute and complete late-parsed counts (PR #224554)

[Yeoul Na via llvm-branch-commits]

rapidsna wrote:

Superseded: reopening from `users/` branches so the PRs can form a GitHub stack (PRs from forks cannot be stacked).

https://github.com/llvm/llvm-project/pull/224554