[libcxx-commits] [libcxx] [libcxx] Add local %T substitution (PR #160026)

[Aiden Grossman via libcxx-commits]

boomanaiden154 wrote:

I'm going to land this given all the CI is passing (minus the flaky arm bots) and that it is pretty trivial. If there is any postcommit followup needed, please let me know and I'll address any comments there.

I want to get this in reasonably soon to ensure we don't backslide on having `%T` used in the repository.

https://github.com/llvm/llvm-project/pull/160026