[libc-commits] [libc] [libc] Revise document on building exhaustive math functions. (PR #149635)

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c8ef wrote:

### Merge activity

* **Jul 21, 12:17 AM UTC**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/149635).


https://github.com/llvm/llvm-project/pull/149635