[libc-commits] [libc] [libc] Use `LIBC_COPT_PUBLIC_PACKAGING` for hermetic and integration tests. (PR #79319)

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lntue wrote:

> I remember the GPU had to do the `__internal__` stuff because we build the public release version for multiple architectures, but the tests are only built for the singular GPU architecture that the user's machine supports. Will this change that logic?

I'll try to leave the GPU logic intact for now.

https://github.com/llvm/llvm-project/pull/79319