[llvm] [Bazel] add missing libc math functions to bazel to match CMake (PR #221862)

[via llvm-commits]

Sukumarsawant wrote:

Closing this as it's linked to a meta issue, and there is already a PR ready to be merged for this.
Feel free to pick a sub-issue instead of a meta-issue ( comment on the issue ).

https://github.com/llvm/llvm-project/pull/221862