[clang-tools-extra] [clang-tidy] use-after-move: Support null_after_move annotations (PR #186903)

[via cfe-commits]

juanvazquez wrote:

Thanks @zeyi2  and @vbvictor  for the review and lgtm.

A gentle reminder that I can not merge. I'll need somebody's help to merge once you think it's good. No rush though.

https://github.com/llvm/llvm-project/pull/186903