[llvm-branch-commits] [llvm] release/18.x: [GlobalOpt] Don't replace aliasee with alias that has weak linkage (#91483) (PR #92468)

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DianQK wrote:

> > Per [#91483 (comment)](https://github.com/llvm/llvm-project/pull/91483#issuecomment-2116394616), we still need to further investigate this issue, but it won't stop us from backporting it.
> > cc @MaskRay
> 
> What exactly does this mean? Was there a bug in the original patch?

It's safe, also see https://github.com/llvm/llvm-project/issues/91312#issuecomment-2116404306.

https://github.com/llvm/llvm-project/pull/92468