[libcxx-commits] [libcxx] [libc++] Default BUILDKITE_PULL_REQUEST_BASE_BRANCH to main when unset (PR #179252)

[Louis Dionne via libcxx-commits]

ldionne wrote:

I don't see this causing any failure in the linked PR. I also don't understand why this change would be necessary, and I don't think we want to move forward with it. Hence, closing.

Feel free to let me know if you think this patch is indeed needed, but please provide your clear reasoning why.

https://github.com/llvm/llvm-project/pull/179252